diff options
Diffstat (limited to 'xlators/performance/io-threads/src/io-threads.c')
| -rw-r--r-- | xlators/performance/io-threads/src/io-threads.c | 3666 |
1 files changed, 2309 insertions, 1357 deletions
diff --git a/xlators/performance/io-threads/src/io-threads.c b/xlators/performance/io-threads/src/io-threads.c index 66aec51a3..bbcf4ed26 100644 --- a/xlators/performance/io-threads/src/io-threads.c +++ b/xlators/performance/io-threads/src/io-threads.c @@ -1,20 +1,11 @@ /* - Copyright (c) 2006-2009 Z RESEARCH, Inc. <http://www.zresearch.com> + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. */ #ifndef _CONFIG_H @@ -31,1804 +22,2736 @@ #include <stdlib.h> #include <sys/time.h> #include <time.h> +#include "locking.h" -typedef void *(*iot_worker_fn)(void*); - -void _iot_queue (iot_worker_t *worker, iot_request_t *req); -iot_request_t * iot_init_request (call_stub_t *stub); -void iot_startup_workers (iot_worker_t **workers, int start_idx, int count, - iot_worker_fn workerfunc); -void * iot_worker_unordered (void *arg); -void * iot_worker_ordered (void *arg); -void iot_startup_worker (iot_worker_t *worker, iot_worker_fn workerfunc); -void iot_destroy_request (iot_request_t * req); - -/* I know this function modularizes things a bit too much, - * but it is easier on the eyes to read this than see all that locking, - * queueing, and thread firing in the same curly block, as was the - * case before this function. - */ -void -iot_request_queue_and_thread_fire (iot_worker_t *worker, - iot_worker_fn workerfunc, - iot_request_t *req) -{ - pthread_mutex_lock (&worker->qlock); - { - if (iot_worker_active (worker)) - _iot_queue (worker, req); - else { - iot_startup_worker (worker, workerfunc); - _iot_queue (worker, req); - } +void *iot_worker (void *arg); +int iot_workers_scale (iot_conf_t *conf); +int __iot_workers_scale (iot_conf_t *conf); +struct volume_options options[]; + +call_stub_t * +__iot_dequeue (iot_conf_t *conf, int *pri, struct timespec *sleep) +{ + call_stub_t *stub = NULL; + int i = 0; + struct timeval curtv = {0,}, difftv = {0,}; + + *pri = -1; + sleep->tv_sec = 0; + sleep->tv_nsec = 0; + for (i = 0; i < IOT_PRI_MAX; i++) { + if (list_empty (&conf->reqs[i]) || + (conf->ac_iot_count[i] >= conf->ac_iot_limit[i])) + continue; + + if (i == IOT_PRI_LEAST) { + pthread_mutex_lock(&conf->throttle.lock); + if (!conf->throttle.sample_time.tv_sec) { + /* initialize */ + gettimeofday(&conf->throttle.sample_time, NULL); + } else { + /* + * Maintain a running count of least priority + * operations that are handled over a particular + * time interval. The count is provided via + * state dump and is used as a measure against + * least priority op throttling. + */ + gettimeofday(&curtv, NULL); + timersub(&curtv, &conf->throttle.sample_time, + &difftv); + if (difftv.tv_sec >= IOT_LEAST_THROTTLE_DELAY) { + conf->throttle.cached_rate = + conf->throttle.sample_cnt; + conf->throttle.sample_cnt = 0; + conf->throttle.sample_time = curtv; + } + + /* + * If we're over the configured rate limit, + * provide an absolute time to the caller that + * represents the soonest we're allowed to + * return another least priority request. + */ + if (conf->throttle.rate_limit && + conf->throttle.sample_cnt >= + conf->throttle.rate_limit) { + struct timeval delay; + delay.tv_sec = IOT_LEAST_THROTTLE_DELAY; + delay.tv_usec = 0; + + timeradd(&conf->throttle.sample_time, + &delay, &curtv); + TIMEVAL_TO_TIMESPEC(&curtv, sleep); + + pthread_mutex_unlock( + &conf->throttle.lock); + break; + } + } + conf->throttle.sample_cnt++; + pthread_mutex_unlock(&conf->throttle.lock); + } + + stub = list_entry (conf->reqs[i].next, call_stub_t, list); + conf->ac_iot_count[i]++; + *pri = i; + break; } - pthread_mutex_unlock (&worker->qlock); -} + if (!stub) + return NULL; + conf->queue_size--; + conf->queue_sizes[*pri]--; + list_del_init (&stub->list); -int -iot_unordered_request_balancer (iot_conf_t *conf) + return stub; +} + + +void +__iot_enqueue (iot_conf_t *conf, call_stub_t *stub, int pri) { - long int rand = 0; - int idx = 0; + if (pri < 0 || pri >= IOT_PRI_MAX) + pri = IOT_PRI_MAX-1; - /* Decide which thread will service the request. - * FIXME: This should change into some form of load-balancing. - * */ - rand = random (); + list_add_tail (&stub->list, &conf->reqs[pri]); - /* If scaling is on, we can choose from any thread - * that has been allocated upto, max_o_threads, but - * with scaling off, we'll never have threads more - * than min_o_threads. - */ - if (iot_unordered_scaling_on (conf)) - idx = (rand % conf->max_u_threads); - else - idx = (rand % conf->min_u_threads); + conf->queue_size++; + conf->queue_sizes[pri]++; - return idx; + return; } -void -iot_schedule_unordered (iot_conf_t *conf, - inode_t *inode, - call_stub_t *stub) -{ - int32_t idx = 0; - iot_worker_t *selected_worker = NULL; - iot_request_t *req = NULL; - - idx = iot_unordered_request_balancer (conf); - selected_worker = conf->uworkers[idx]; - - req = iot_init_request (stub); - iot_request_queue_and_thread_fire (selected_worker, - iot_worker_unordered, req); -} - -/* Only to be used with ordered requests. - */ -uint64_t -iot_create_inode_worker_assoc (iot_conf_t * conf, inode_t * inode) -{ - long int rand = 0; - uint64_t idx = 0; - - rand = random (); - /* If scaling is on, we can choose from any thread - * that has been allocated upto, max_o_threads, but - * with scaling off, we'll never have threads more - * than min_o_threads. - */ - if (iot_ordered_scaling_on (conf)) - idx = (rand % conf->max_o_threads); - else - idx = (rand % conf->min_o_threads); - - __inode_ctx_put (inode, conf->this, idx); - - return idx; -} - -/* Assumes inode lock is held. */ -int -iot_ordered_request_balancer (iot_conf_t *conf, inode_t *inode, uint64_t *idx) -{ - int ret = 0; - - if (__inode_ctx_get (inode, conf->this, idx) < 0) - *idx = iot_create_inode_worker_assoc (conf, inode); - else { - /* Sanity check to ensure the idx received from the inode - * context is within bounds. We're a bit optimistic in - * assuming that if an index is within bounds, it is - * not corrupted. idx is uint so we dont check for less - * than 0. - */ - if ((*idx >= (uint64_t)conf->max_o_threads)) { - gf_log (conf->this->name, GF_LOG_ERROR, - "inode context returned insane thread index %" - PRIu64, *idx); - ret = -1; + +void * +iot_worker (void *data) +{ + iot_conf_t *conf = NULL; + xlator_t *this = NULL; + call_stub_t *stub = NULL; + struct timespec sleep_till = {0, }; + int ret = 0; + int pri = -1; + char timeout = 0; + char bye = 0; + struct timespec sleep = {0,}; + + conf = data; + this = conf->this; + THIS = this; + + for (;;) { + sleep_till.tv_sec = time (NULL) + conf->idle_time; + + pthread_mutex_lock (&conf->mutex); + { + if (pri != -1) { + conf->ac_iot_count[pri]--; + pri = -1; + } + while (conf->queue_size == 0) { + conf->sleep_count++; + + ret = pthread_cond_timedwait (&conf->cond, + &conf->mutex, + &sleep_till); + conf->sleep_count--; + + if (ret == ETIMEDOUT) { + timeout = 1; + break; + } + } + + if (timeout) { + if (conf->curr_count > IOT_MIN_THREADS) { + conf->curr_count--; + bye = 1; + gf_log (conf->this->name, GF_LOG_DEBUG, + "timeout, terminated. conf->curr_count=%d", + conf->curr_count); + } else { + timeout = 0; + } + } + + stub = __iot_dequeue (conf, &pri, &sleep); + if (!stub && (sleep.tv_sec || sleep.tv_nsec)) { + pthread_cond_timedwait(&conf->cond, + &conf->mutex, &sleep); + pthread_mutex_unlock(&conf->mutex); + continue; + } } - } + pthread_mutex_unlock (&conf->mutex); - return ret; -} + if (stub) /* guard against spurious wakeups */ + call_resume (stub); -void -iot_schedule_ordered (iot_conf_t *conf, - inode_t *inode, - call_stub_t *stub) -{ - uint64_t idx = 0; - iot_worker_t *selected_worker = NULL; - iot_request_t * req = NULL; - int balstatus = 0; - - if (inode == NULL) { - gf_log (conf->this->name, GF_LOG_ERROR, - "Got NULL inode for ordered request"); - STACK_UNWIND (stub->frame, -1, EINVAL, NULL); - call_stub_destroy (stub); - return; - } - req = iot_init_request (stub); - LOCK (&inode->lock); - { - balstatus = iot_ordered_request_balancer (conf, inode, &idx); - if (balstatus < 0) { - gf_log (conf->this->name, GF_LOG_ERROR, - "Insane worker index. Unwinding stack"); - STACK_UNWIND (stub->frame, -1, ECANCELED, NULL); - iot_destroy_request (req); - call_stub_destroy (stub); - goto unlock_out; + if (bye) + break; + } + + if (pri != -1) { + pthread_mutex_lock (&conf->mutex); + { + conf->ac_iot_count[pri]--; } - /* inode lock once acquired, cannot be left here - * because other gluster main threads might be - * contending on it to append a request for this file. - * So we'll also leave the lock only after we've - * added the request to the worker queue. - */ - selected_worker = conf->oworkers[idx]; - iot_request_queue_and_thread_fire (selected_worker, - iot_worker_ordered, req); + pthread_mutex_unlock (&conf->mutex); } -unlock_out: - UNLOCK (&inode->lock); + return NULL; } -int32_t -iot_lookup_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - inode_t *inode, - struct stat *buf, - dict_t *xattr) -{ - STACK_UNWIND (frame, op_ret, op_errno, inode, buf, xattr); - return 0; -} -int32_t -iot_lookup_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - dict_t *xattr_req) +int +do_iot_schedule (iot_conf_t *conf, call_stub_t *stub, int pri) { - STACK_WIND (frame, iot_lookup_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->lookup, loc, xattr_req); - return 0; -} + int ret = 0; -int32_t -iot_lookup (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - dict_t *xattr_req) -{ - call_stub_t *stub = NULL; + pthread_mutex_lock (&conf->mutex); + { + __iot_enqueue (conf, stub, pri); - stub = fop_lookup_stub (frame, iot_lookup_wrapper, loc, xattr_req); - if (!stub) { - gf_log (this->name, GF_LOG_ERROR, - "cannot get lookup stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, NULL, NULL); - return 0; - } + pthread_cond_signal (&conf->cond); - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); - return 0; -} + ret = __iot_workers_scale (conf); + } + pthread_mutex_unlock (&conf->mutex); -int32_t -iot_chmod_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) -{ - STACK_UNWIND (frame, op_ret, op_errno, buf); - return 0; + return ret; } -int32_t -iot_chmod_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode) -{ - STACK_WIND (frame, iot_chmod_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->chmod, loc, mode); - return 0; +char* +iot_get_pri_meaning (iot_pri_t pri) +{ + char *name = NULL; + switch (pri) { + case IOT_PRI_HI: + name = "fast"; + break; + case IOT_PRI_NORMAL: + name = "normal"; + break; + case IOT_PRI_LO: + name = "slow"; + break; + case IOT_PRI_LEAST: + name = "least priority"; + break; + case IOT_PRI_MAX: + name = "invalid"; + break; + } + return name; } -int32_t -iot_chmod (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode) +int +iot_schedule (call_frame_t *frame, xlator_t *this, call_stub_t *stub) { - call_stub_t *stub = NULL; - fd_t *fd = NULL; + int ret = -1; + iot_pri_t pri = IOT_PRI_MAX - 1; + iot_conf_t *conf = this->private; - stub = fop_chmod_stub (frame, iot_chmod_wrapper, loc, mode); - if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get chmod stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + if ((frame->root->pid < GF_CLIENT_PID_MAX) && conf->least_priority) { + pri = IOT_PRI_LEAST; + goto out; } - fd = fd_lookup (loc->inode, frame->root->pid); - if (fd == NULL) - iot_schedule_unordered ((iot_conf_t *)this->private, - loc->inode, stub); - else { - iot_schedule_ordered ((iot_conf_t *)this->private, loc->inode, - stub); - fd_unref (fd); + switch (stub->fop) { + case GF_FOP_OPEN: + case GF_FOP_STAT: + case GF_FOP_FSTAT: + case GF_FOP_LOOKUP: + case GF_FOP_ACCESS: + case GF_FOP_READLINK: + case GF_FOP_OPENDIR: + case GF_FOP_STATFS: + case GF_FOP_READDIR: + case GF_FOP_READDIRP: + pri = IOT_PRI_HI; + break; + + case GF_FOP_CREATE: + case GF_FOP_FLUSH: + case GF_FOP_LK: + case GF_FOP_INODELK: + case GF_FOP_FINODELK: + case GF_FOP_ENTRYLK: + case GF_FOP_FENTRYLK: + case GF_FOP_UNLINK: + case GF_FOP_SETATTR: + case GF_FOP_FSETATTR: + case GF_FOP_MKNOD: + case GF_FOP_MKDIR: + case GF_FOP_RMDIR: + case GF_FOP_SYMLINK: + case GF_FOP_RENAME: + case GF_FOP_LINK: + case GF_FOP_SETXATTR: + case GF_FOP_GETXATTR: + case GF_FOP_FGETXATTR: + case GF_FOP_FSETXATTR: + case GF_FOP_REMOVEXATTR: + case GF_FOP_FREMOVEXATTR: + pri = IOT_PRI_NORMAL; + break; + + case GF_FOP_READ: + case GF_FOP_WRITE: + case GF_FOP_FSYNC: + case GF_FOP_TRUNCATE: + case GF_FOP_FTRUNCATE: + case GF_FOP_FSYNCDIR: + case GF_FOP_XATTROP: + case GF_FOP_FXATTROP: + case GF_FOP_RCHECKSUM: + case GF_FOP_FALLOCATE: + case GF_FOP_DISCARD: + case GF_FOP_ZEROFILL: + pri = IOT_PRI_LO; + break; + + case GF_FOP_NULL: + case GF_FOP_FORGET: + case GF_FOP_RELEASE: + case GF_FOP_RELEASEDIR: + case GF_FOP_GETSPEC: + case GF_FOP_MAXVALUE: + //fail compilation on missing fop + //new fop must choose priority. + break; } - return 0; +out: + gf_log (this->name, GF_LOG_DEBUG, "%s scheduled as %s fop", + gf_fop_list[stub->fop], iot_get_pri_meaning (pri)); + ret = do_iot_schedule (this->private, stub, pri); + return ret; } -int32_t -iot_fchmod_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) +int +iot_lookup_cbk (call_frame_t *frame, void * cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + inode_t *inode, struct iatt *buf, dict_t *xdata, + struct iatt *postparent) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (lookup, frame, op_ret, op_errno, inode, buf, xdata, + postparent); return 0; } -int32_t -iot_fchmod_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - mode_t mode) + +int +iot_lookup_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + dict_t *xdata) { - STACK_WIND (frame, iot_fchmod_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->fchmod, fd, mode); + STACK_WIND (frame, iot_lookup_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->lookup, + loc, xdata); return 0; } -int32_t -iot_fchmod (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - mode_t mode) + +int +iot_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_fchmod_stub (frame, iot_fchmod_wrapper, fd, mode); + stub = fop_lookup_stub (frame, iot_lookup_wrapper, loc, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fchmod stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create lookup stub (out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + if (stub != NULL) { + call_stub_destroy (stub); + } + STACK_UNWIND_STRICT (lookup, frame, -1, -ret, NULL, NULL, NULL, + NULL); } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); return 0; } -int32_t -iot_chown_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) + +int +iot_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *preop, struct iatt *postop, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (setattr, frame, op_ret, op_errno, preop, postop, + xdata); return 0; } -int32_t -iot_chown_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - uid_t uid, - gid_t gid) + +int +iot_setattr_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + struct iatt *stbuf, int32_t valid, dict_t *xdata) { - STACK_WIND (frame, iot_chown_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->chown, loc, uid, gid); + STACK_WIND (frame, iot_setattr_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->setattr, + loc, stbuf, valid, xdata); return 0; } -int32_t -iot_chown (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - uid_t uid, - gid_t gid) + +int +iot_setattr (call_frame_t *frame, xlator_t *this, loc_t *loc, + struct iatt *stbuf, int32_t valid, dict_t *xdata) { call_stub_t *stub = NULL; - fd_t *fd = NULL; + int ret = -1; - stub = fop_chown_stub (frame, iot_chown_wrapper, loc, uid, gid); + stub = fop_setattr_stub (frame, iot_setattr_wrapper, loc, stbuf, valid, + xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get chown stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "Cannot create setattr stub" + "(Out of memory)"); + ret = -ENOMEM; + goto out; } - fd = fd_lookup (loc->inode, frame->root->pid); - if (fd == NULL) - iot_schedule_unordered ((iot_conf_t *)this->private, - loc->inode, stub); - else { - iot_schedule_ordered ((iot_conf_t *)this->private, loc->inode, - stub); - fd_unref (fd); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + if (stub != NULL) { + call_stub_destroy (stub); + } + + STACK_UNWIND_STRICT (setattr, frame, -1, -ret, NULL, NULL, NULL); } return 0; } -int32_t -iot_fchown_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) + +int +iot_fsetattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *preop, struct iatt *postop, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (fsetattr, frame, op_ret, op_errno, preop, postop, + xdata); return 0; } -int32_t -iot_fchown_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - uid_t uid, - gid_t gid) + +int +iot_fsetattr_wrapper (call_frame_t *frame, xlator_t *this, + fd_t *fd, struct iatt *stbuf, int32_t valid, dict_t *xdata) { - STACK_WIND (frame, iot_fchown_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->fchown, fd, uid, gid); + STACK_WIND (frame, iot_fsetattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fsetattr, fd, stbuf, valid, + xdata); return 0; } -int32_t -iot_fchown (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - uid_t uid, - gid_t gid) + +int +iot_fsetattr (call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iatt *stbuf, int32_t valid, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_fchown_stub (frame, iot_fchown_wrapper, fd, uid, gid); + stub = fop_fsetattr_stub (frame, iot_fsetattr_wrapper, fd, stbuf, + valid, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fchown stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create fsetattr stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fsetattr, frame, -1, -ret, NULL, NULL, + NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_access_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno) + +int +iot_access_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno); + STACK_UNWIND_STRICT (access, frame, op_ret, op_errno, xdata); return 0; } -int32_t -iot_access_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t mask) + +int +iot_access_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + int32_t mask, dict_t *xdata) { STACK_WIND (frame, iot_access_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->access, loc, mask); + FIRST_CHILD (this)->fops->access, loc, mask, xdata); return 0; } -int32_t -iot_access (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t mask) + +int +iot_access (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask, + dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_access_stub (frame, iot_access_wrapper, loc, mask); + stub = fop_access_stub (frame, iot_access_wrapper, loc, mask, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get access stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create access stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (access, frame, -1, -ret, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_readlink_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - const char *path) + +int +iot_readlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, const char *path, + struct iatt *stbuf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, path); + STACK_UNWIND_STRICT (readlink, frame, op_ret, op_errno, path, stbuf, + xdata); return 0; } -int32_t -iot_readlink_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - size_t size) + +int +iot_readlink_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + size_t size, dict_t *xdata) { - STACK_WIND (frame, iot_readlink_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->readlink, loc, size); + STACK_WIND (frame, iot_readlink_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->readlink, + loc, size, xdata); return 0; } -int32_t -iot_readlink (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - size_t size) + +int +iot_readlink (call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_readlink_stub (frame, iot_readlink_wrapper, loc, size); + stub = fop_readlink_stub (frame, iot_readlink_wrapper, loc, size, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get readlink stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create readlink stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (readlink, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); return 0; } -int32_t -iot_mknod_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - inode_t *inode, - struct stat *buf) + +int +iot_mknod_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *buf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + STACK_UNWIND_STRICT (mknod, frame, op_ret, op_errno, inode, buf, + preparent, postparent, xdata); return 0; } -int32_t -iot_mknod_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode, - dev_t rdev) + +int +iot_mknod_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata) { STACK_WIND (frame, iot_mknod_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->mknod, loc, mode, rdev); + FIRST_CHILD (this)->fops->mknod, loc, mode, rdev, umask, + xdata); return 0; } -int32_t -iot_mknod (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode, - dev_t rdev) + +int +iot_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + dev_t rdev, mode_t umask, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_mknod_stub (frame, iot_mknod_wrapper, loc, mode, rdev); + stub = fop_mknod_stub (frame, iot_mknod_wrapper, loc, mode, rdev, + umask, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get mknod stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create mknod stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (mknod, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_mkdir_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - inode_t *inode, - struct stat *buf) + +int +iot_mkdir_cbk (call_frame_t *frame, void * cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *buf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + STACK_UNWIND_STRICT (mkdir, frame, op_ret, op_errno, inode, buf, + preparent, postparent, xdata); return 0; } -int32_t -iot_mkdir_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode) + +int +iot_mkdir_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata) { STACK_WIND (frame, iot_mkdir_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->mkdir, loc, mode); + FIRST_CHILD (this)->fops->mkdir, loc, mode, umask, xdata); return 0; } -int32_t -iot_mkdir (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - mode_t mode) + +int +iot_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode, + mode_t umask, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_mkdir_stub (frame, iot_mkdir_wrapper, loc, mode); + stub = fop_mkdir_stub (frame, iot_mkdir_wrapper, loc, mode, umask, + xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get mkdir stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create mkdir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (mkdir, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_rmdir_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno) + +int +iot_rmdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno); + STACK_UNWIND_STRICT (rmdir, frame, op_ret, op_errno, preparent, + postparent, xdata); return 0; } -int32_t -iot_rmdir_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc) + +int +iot_rmdir_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, int flags, dict_t *xdata) { STACK_WIND (frame, iot_rmdir_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->rmdir, loc); + FIRST_CHILD (this)->fops->rmdir, loc, flags, xdata); return 0; } -int32_t -iot_rmdir (call_frame_t *frame, - xlator_t *this, - loc_t *loc) + +int +iot_rmdir (call_frame_t *frame, xlator_t *this, loc_t *loc, int flags, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_rmdir_stub (frame, iot_rmdir_wrapper, loc); + stub = fop_rmdir_stub (frame, iot_rmdir_wrapper, loc, flags, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get rmdir stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create rmdir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (rmdir, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_symlink_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - inode_t *inode, - struct stat *buf) + +int +iot_symlink_cbk (call_frame_t *frame, void * cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *buf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + STACK_UNWIND_STRICT (symlink, frame, op_ret, op_errno, inode, buf, + preparent, postparent, xdata); return 0; } -int32_t -iot_symlink_wrapper (call_frame_t *frame, - xlator_t *this, - const char *linkname, - loc_t *loc) + +int +iot_symlink_wrapper (call_frame_t *frame, xlator_t *this, const char *linkname, + loc_t *loc, mode_t umask, dict_t *xdata) { STACK_WIND (frame, iot_symlink_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->symlink, linkname, loc); + FIRST_CHILD (this)->fops->symlink, linkname, loc, umask, + xdata); return 0; } -int32_t -iot_symlink (call_frame_t *frame, - xlator_t *this, - const char *linkname, - loc_t *loc) + +int +iot_symlink (call_frame_t *frame, xlator_t *this, const char *linkname, + loc_t *loc, mode_t umask, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_symlink_stub (frame, iot_symlink_wrapper, linkname, loc); + stub = fop_symlink_stub (frame, iot_symlink_wrapper, linkname, loc, + umask, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get symlink stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, "cannot create symlink stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (symlink, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); return 0; } -int32_t -iot_rename_cbk (call_frame_t *frame, - void * cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) -{ - STACK_UNWIND (frame, op_ret, op_errno, buf); + +int +iot_rename_cbk (call_frame_t *frame, void * cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *buf, + struct iatt *preoldparent, struct iatt *postoldparent, + struct iatt *prenewparent, struct iatt *postnewparent, + dict_t *xdata) +{ + STACK_UNWIND_STRICT (rename, frame, op_ret, op_errno, buf, preoldparent, + postoldparent, prenewparent, postnewparent, xdata); return 0; } -int32_t -iot_rename_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *oldloc, - loc_t *newloc) + +int +iot_rename_wrapper (call_frame_t *frame, xlator_t *this, loc_t *oldloc, + loc_t *newloc, dict_t *xdata) { STACK_WIND (frame, iot_rename_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->rename, oldloc, newloc); + FIRST_CHILD (this)->fops->rename, oldloc, newloc, xdata); return 0; } -int32_t -iot_rename (call_frame_t *frame, - xlator_t *this, - loc_t *oldloc, - loc_t *newloc) + +int +iot_rename (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc, + dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_rename_stub (frame, iot_rename_wrapper, oldloc, newloc); + stub = fop_rename_stub (frame, iot_rename_wrapper, oldloc, newloc, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get rename stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_DEBUG, "cannot create rename stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (rename, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } } - iot_schedule_unordered ((iot_conf_t *)this->private, oldloc->inode, - stub); return 0; } -int32_t -iot_open_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - fd_t *fd) -{ - STACK_UNWIND (frame, op_ret, op_errno, fd); + +int +iot_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret, + int32_t op_errno, fd_t *fd, dict_t *xdata) +{ + STACK_UNWIND_STRICT (open, frame, op_ret, op_errno, fd, xdata); return 0; } -static int32_t -iot_open_wrapper (call_frame_t * frame, - xlator_t * this, - loc_t *loc, - int32_t flags, - fd_t * fd) + +int +iot_open_wrapper (call_frame_t * frame, xlator_t * this, loc_t *loc, + int32_t flags, fd_t * fd, dict_t *xdata) { STACK_WIND (frame, iot_open_cbk, FIRST_CHILD (this), - FIRST_CHILD (this)->fops->open, loc, flags, fd); + FIRST_CHILD (this)->fops->open, loc, flags, fd, + xdata); return 0; } -int32_t -iot_open (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t flags, - fd_t *fd) + +int +iot_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, + fd_t *fd, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; - stub = fop_open_stub (frame, iot_open_wrapper, loc, flags, fd); + stub = fop_open_stub (frame, iot_open_wrapper, loc, flags, fd, + xdata); if (!stub) { gf_log (this->name, GF_LOG_ERROR, - "cannot get open call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, 0); - return 0; + "cannot create open call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (open, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); return 0; } -int32_t -iot_create_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - fd_t *fd, - inode_t *inode, - struct stat *stbuf) -{ - STACK_UNWIND (frame, op_ret, op_errno, fd, inode, stbuf); +int +iot_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, inode_t *inode, + struct iatt *stbuf, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) +{ + STACK_UNWIND_STRICT (create, frame, op_ret, op_errno, fd, inode, stbuf, + preparent, postparent, xdata); return 0; } -int32_t -iot_create_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t flags, - mode_t mode, - fd_t *fd) -{ - STACK_WIND (frame, - iot_create_cbk, + +int +iot_create_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + int32_t flags, mode_t mode, mode_t umask, fd_t *fd, + dict_t *xdata) +{ + STACK_WIND (frame, iot_create_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->create, - loc, - flags, - mode, - fd); + loc, flags, mode, umask, fd, xdata); return 0; } -int32_t -iot_create (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t flags, - mode_t mode, - fd_t *fd) + +int +iot_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, + mode_t mode, mode_t umask, fd_t *fd, dict_t *xdata) { call_stub_t *stub = NULL; + int ret = -1; stub = fop_create_stub (frame, iot_create_wrapper, loc, flags, mode, - fd); + umask, fd, xdata); if (!stub) { gf_log (this->name, GF_LOG_ERROR, - "cannot get create call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, 0); - return 0; + "cannot create \"create\" call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (create, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + return 0; } -int32_t -iot_readv_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct iovec *vector, - int32_t count, - struct stat *stbuf) + +int +iot_readv_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iovec *vector, + int32_t count, struct iatt *stbuf, struct iobref *iobref, + dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, vector, count, stbuf); + STACK_UNWIND_STRICT (readv, frame, op_ret, op_errno, vector, count, + stbuf, iobref, xdata); return 0; } -static int32_t -iot_readv_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - size_t size, - off_t offset) + +int +iot_readv_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, uint32_t flags, dict_t *xdata) { - STACK_WIND (frame, - iot_readv_cbk, + STACK_WIND (frame, iot_readv_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->readv, - fd, - size, - offset); + fd, size, offset, flags, xdata); return 0; } -int32_t -iot_readv (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - size_t size, - off_t offset) + +int +iot_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, uint32_t flags, dict_t *xdata) { - call_stub_t *stub; - stub = fop_readv_stub (frame, - iot_readv_wrapper, - fd, - size, - offset); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_readv_stub (frame, iot_readv_wrapper, fd, size, offset, + flags, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, - "cannot get readv call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, 0); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create readv call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (readv, frame, -1, -ret, NULL, -1, NULL, + NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_flush_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno) + +int +iot_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno); + STACK_UNWIND_STRICT (flush, frame, op_ret, op_errno, xdata); return 0; } -static int32_t -iot_flush_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd) + +int +iot_flush_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - STACK_WIND (frame, - iot_flush_cbk, + STACK_WIND (frame, iot_flush_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->flush, - fd); + fd, xdata); return 0; } -int32_t -iot_flush (call_frame_t *frame, - xlator_t *this, - fd_t *fd) + +int +iot_flush (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - call_stub_t *stub; - stub = fop_flush_stub (frame, - iot_flush_wrapper, - fd); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_flush_stub (frame, iot_flush_wrapper, fd, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get flush_cbk call stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create flush_cbk call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (flush, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_fsync_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno) + +int +iot_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno); + STACK_UNWIND_STRICT (fsync, frame, op_ret, op_errno, prebuf, postbuf, + xdata); return 0; } -static int32_t -iot_fsync_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - int32_t datasync) + +int +iot_fsync_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + int32_t datasync, dict_t *xdata) { - STACK_WIND (frame, - iot_fsync_cbk, + STACK_WIND (frame, iot_fsync_cbk, FIRST_CHILD (this), FIRST_CHILD (this)->fops->fsync, - fd, - datasync); + fd, datasync, xdata); return 0; } -int32_t -iot_fsync (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - int32_t datasync) + +int +iot_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t datasync, + dict_t *xdata) { - call_stub_t *stub; - stub = fop_fsync_stub (frame, - iot_fsync_wrapper, - fd, - datasync); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fsync_stub (frame, iot_fsync_wrapper, fd, datasync, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fsync_cbk call stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fsync_cbk call stub" + "(out of memory)"); + ret = -1; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fsync, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_writev_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *stbuf) -{ - STACK_UNWIND (frame, op_ret, op_errno, stbuf); + +int +iot_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + STACK_UNWIND_STRICT (writev, frame, op_ret, op_errno, prebuf, postbuf, + xdata); return 0; } -static int32_t -iot_writev_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - struct iovec *vector, - int32_t count, - off_t offset) + +int +iot_writev_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iovec *vector, int32_t count, + off_t offset, uint32_t flags, struct iobref *iobref, + dict_t *xdata) { - STACK_WIND (frame, - iot_writev_cbk, + STACK_WIND (frame, iot_writev_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->writev, - fd, - vector, - count, - offset); + fd, vector, count, offset, flags, iobref, xdata); return 0; } -int32_t -iot_writev (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - struct iovec *vector, - int32_t count, - off_t offset) + +int +iot_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iovec *vector, int32_t count, off_t offset, + uint32_t flags, struct iobref *iobref, dict_t *xdata) { - call_stub_t *stub; - stub = fop_writev_stub (frame, iot_writev_wrapper, - fd, vector, count, offset); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_writev_stub (frame, iot_writev_wrapper, fd, vector, + count, offset, flags, iobref, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get writev call stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create writev call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (writev, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } int32_t -iot_lk_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct flock *flock) -{ - STACK_UNWIND (frame, op_ret, op_errno, flock); +iot_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct gf_flock *flock, + dict_t *xdata) +{ + STACK_UNWIND_STRICT (lk, frame, op_ret, op_errno, flock, xdata); return 0; } -static int32_t -iot_lk_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - int32_t cmd, - struct flock *flock) +int +iot_lk_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + int32_t cmd, struct gf_flock *flock, dict_t *xdata) { - STACK_WIND (frame, - iot_lk_cbk, + STACK_WIND (frame, iot_lk_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->lk, - fd, - cmd, - flock); + fd, cmd, flock, xdata); return 0; } -int32_t -iot_lk (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - int32_t cmd, - struct flock *flock) +int +iot_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd, + struct gf_flock *flock, dict_t *xdata) { - call_stub_t *stub; - stub = fop_lk_stub (frame, iot_lk_wrapper, - fd, cmd, flock); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_lk_stub (frame, iot_lk_wrapper, fd, cmd, flock, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_lk call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_lk call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (lk, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_stat_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) +int +iot_stat_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *buf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (stat, frame, op_ret, op_errno, buf, xdata); return 0; } -static int32_t -iot_stat_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc) +int +iot_stat_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) { - STACK_WIND (frame, - iot_stat_cbk, + STACK_WIND (frame, iot_stat_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->stat, - loc); + loc, xdata); return 0; } -int32_t -iot_stat (call_frame_t *frame, - xlator_t *this, - loc_t *loc) + +int +iot_stat (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) { - call_stub_t *stub; - fd_t *fd = NULL; + call_stub_t *stub = NULL; + int ret = -1; - stub = fop_stat_stub (frame, - iot_stat_wrapper, - loc); + stub = fop_stat_stub (frame, iot_stat_wrapper, loc, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_stat call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_stat call stub" + "(out of memory)"); + ret = -1; + goto out; } - fd = fd_lookup (loc->inode, frame->root->pid); - /* File is not open, so we can send it through unordered pool. - */ - if (fd == NULL) - iot_schedule_unordered ((iot_conf_t *)this->private, - loc->inode, stub); - else { - iot_schedule_ordered ((iot_conf_t *)this->private, loc->inode, - stub); - fd_unref (fd); - } + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (stat, frame, -1, -ret, NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_fstat_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) +int +iot_fstat_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *buf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (fstat, frame, op_ret, op_errno, buf, xdata); return 0; } -static int32_t -iot_fstat_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd) + +int +iot_fstat_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - STACK_WIND (frame, - iot_fstat_cbk, + STACK_WIND (frame, iot_fstat_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->fstat, - fd); + fd, xdata); return 0; } -int32_t -iot_fstat (call_frame_t *frame, - xlator_t *this, - fd_t *fd) + +int +iot_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - call_stub_t *stub; - stub = fop_fstat_stub (frame, - iot_fstat_wrapper, - fd); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fstat_stub (frame, iot_fstat_wrapper, fd, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_fstat call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_fstat call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fstat, frame, -1, -ret, NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_truncate_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) + +int +iot_truncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (truncate, frame, op_ret, op_errno, prebuf, + postbuf, xdata); return 0; } -static int32_t -iot_truncate_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - off_t offset) + +int +iot_truncate_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + off_t offset, dict_t *xdata) { - STACK_WIND (frame, - iot_truncate_cbk, + STACK_WIND (frame, iot_truncate_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->truncate, - loc, - offset); + loc, offset, xdata); return 0; } -int32_t -iot_truncate (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - off_t offset) + +int +iot_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset, + dict_t *xdata) { call_stub_t *stub; - fd_t *fd = NULL; + int ret = -1; - stub = fop_truncate_stub (frame, - iot_truncate_wrapper, - loc, - offset); + stub = fop_truncate_stub (frame, iot_truncate_wrapper, loc, offset, + xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_stat call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_stat call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - fd = fd_lookup (loc->inode, frame->root->pid); - if (fd == NULL) - iot_schedule_unordered ((iot_conf_t *)this->private, - loc->inode, stub); - else { - iot_schedule_ordered ((iot_conf_t *)this->private, loc->inode, - stub); - fd_unref (fd); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (truncate, frame, -1, -ret, NULL, NULL, + NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } } return 0; } -int32_t -iot_ftruncate_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) + +int +iot_ftruncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (ftruncate, frame, op_ret, op_errno, prebuf, + postbuf, xdata); return 0; } -static int32_t -iot_ftruncate_wrapper (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - off_t offset) + +int +iot_ftruncate_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + off_t offset, dict_t *xdata) { - STACK_WIND (frame, - iot_ftruncate_cbk, + STACK_WIND (frame, iot_ftruncate_cbk, FIRST_CHILD(this), FIRST_CHILD(this)->fops->ftruncate, - fd, - offset); + fd, offset, xdata); return 0; } -int32_t -iot_ftruncate (call_frame_t *frame, - xlator_t *this, - fd_t *fd, - off_t offset) + +int +iot_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + dict_t *xdata) { - call_stub_t *stub; - stub = fop_ftruncate_stub (frame, - iot_ftruncate_wrapper, - fd, - offset); + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_ftruncate_stub (frame, iot_ftruncate_wrapper, fd, offset, + xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_ftruncate call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_ftruncate call stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - iot_schedule_ordered ((iot_conf_t *)this->private, fd->inode, stub); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (ftruncate, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } return 0; } -int32_t -iot_utimens_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - struct stat *buf) + + +int +iot_unlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *preparent, + struct iatt *postparent, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, buf); + STACK_UNWIND_STRICT (unlink, frame, op_ret, op_errno, preparent, + postparent, xdata); return 0; } -static int32_t -iot_utimens_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - struct timespec tv[2]) + +int +iot_unlink_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + int32_t xflag, dict_t *xdata) { - STACK_WIND (frame, - iot_utimens_cbk, + STACK_WIND (frame, iot_unlink_cbk, FIRST_CHILD(this), - FIRST_CHILD(this)->fops->utimens, - loc, - tv); - + FIRST_CHILD(this)->fops->unlink, + loc, xflag, xdata); return 0; } -int32_t -iot_utimens (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - struct timespec tv[2]) + +int +iot_unlink (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t xflag, + dict_t *xdata) { - call_stub_t *stub; - fd_t *fd = NULL; + call_stub_t *stub = NULL; + int ret = -1; - stub = fop_utimens_stub (frame, - iot_utimens_wrapper, - loc, - tv); + stub = fop_unlink_stub (frame, iot_unlink_wrapper, loc, xflag, xdata); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_utimens call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL); - return 0; + gf_log (this->name, GF_LOG_ERROR, + "cannot create fop_unlink call stub" + "(out of memory)"); + ret = -1; + goto out; } - fd = fd_lookup (loc->inode, frame->root->pid); - if (fd == NULL) - iot_schedule_unordered ((iot_conf_t *)this->private, - loc->inode, stub); - else { - iot_schedule_ordered ((iot_conf_t *)this->private, loc->inode, stub); - fd_unref (fd); + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (unlink, frame, -1, -ret, NULL, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } } return 0; } -int32_t -iot_checksum_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno, - uint8_t *file_checksum, - uint8_t *dir_checksum) +int +iot_link_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, inode_t *inode, + struct iatt *buf, struct iatt *preparent, struct iatt *postparent, + dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno, file_checksum, dir_checksum); - return 0; + STACK_UNWIND_STRICT (link, frame, op_ret, op_errno, inode, buf, + preparent, postparent, xdata); + return 0; } -static int32_t -iot_checksum_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t flags) + +int +iot_link_wrapper (call_frame_t *frame, xlator_t *this, loc_t *old, loc_t *new, + dict_t *xdata) { - STACK_WIND (frame, - iot_checksum_cbk, - FIRST_CHILD(this), - FIRST_CHILD(this)->fops->checksum, - loc, - flags); - - return 0; + STACK_WIND (frame, iot_link_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->link, old, new, xdata); + + return 0; } -int32_t -iot_checksum (call_frame_t *frame, - xlator_t *this, - loc_t *loc, - int32_t flags) + +int +iot_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc, + dict_t *xdata) { - call_stub_t *stub = NULL; + call_stub_t *stub = NULL; + int ret = -1; - stub = fop_checksum_stub (frame, - iot_checksum_wrapper, - loc, - flags); - if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_checksum call stub"); - STACK_UNWIND (frame, -1, ENOMEM, NULL, NULL); - return 0; - } - iot_schedule_unordered ((iot_conf_t *)this->private, loc->inode, stub); + stub = fop_link_stub (frame, iot_link_wrapper, oldloc, newloc, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create link stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } - return 0; + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (link, frame, -1, -ret, NULL, NULL, NULL, + NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -int32_t -iot_unlink_cbk (call_frame_t *frame, - void *cookie, - xlator_t *this, - int32_t op_ret, - int32_t op_errno) +int +iot_opendir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) { - STACK_UNWIND (frame, op_ret, op_errno); - return 0; + STACK_UNWIND_STRICT (opendir, frame, op_ret, op_errno, fd, xdata); + return 0; } -static int32_t -iot_unlink_wrapper (call_frame_t *frame, - xlator_t *this, - loc_t *loc) + +int +iot_opendir_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, + dict_t *xdata) { - STACK_WIND (frame, - iot_unlink_cbk, - FIRST_CHILD(this), - FIRST_CHILD(this)->fops->unlink, - loc); - - return 0; + STACK_WIND (frame, iot_opendir_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->opendir, loc, fd, xdata); + return 0; } -int32_t -iot_unlink (call_frame_t *frame, - xlator_t *this, - loc_t *loc) + +int +iot_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, + dict_t *xdata) { - call_stub_t *stub = NULL; - stub = fop_unlink_stub (frame, iot_unlink_wrapper, loc); - if (!stub) { - gf_log (this->name, GF_LOG_ERROR, "cannot get fop_unlink call stub"); - STACK_UNWIND (frame, -1, ENOMEM); - return 0; - } - iot_schedule_unordered((iot_conf_t *)this->private, loc->inode, stub); + call_stub_t *stub = NULL; + int ret = -1; - return 0; + stub = fop_opendir_stub (frame, iot_opendir_wrapper, loc, fd, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create opendir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (opendir, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -/* Must be called with worker lock held */ -void -_iot_queue (iot_worker_t *worker, - iot_request_t *req) + +int +iot_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - list_add_tail (&req->list, &worker->rqlist); + STACK_UNWIND_STRICT (fsyncdir, frame, op_ret, op_errno, xdata); + return 0; +} + - /* dq_cond */ - worker->queue_size++; - pthread_cond_broadcast (&worker->dq_cond); +int +iot_fsyncdir_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + int datasync, dict_t *xdata) +{ + STACK_WIND (frame, iot_fsyncdir_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fsyncdir, fd, datasync, xdata); + return 0; } -iot_request_t * -iot_init_request (call_stub_t *stub) + +int +iot_fsyncdir (call_frame_t *frame, xlator_t *this, fd_t *fd, int datasync, + dict_t *xdata) { - iot_request_t *req = NULL; + call_stub_t *stub = NULL; + int ret = -1; - req = CALLOC (1, sizeof (iot_request_t)); - ERR_ABORT (req); - req->stub = stub; + stub = fop_fsyncdir_stub (frame, iot_fsyncdir_wrapper, fd, datasync, + xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create fsyncdir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } - return req; + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fsyncdir, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -void -iot_destroy_request (iot_request_t * req) + +int +iot_statfs_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct statvfs *buf, + dict_t *xdata) +{ + STACK_UNWIND_STRICT (statfs, frame, op_ret, op_errno, buf, xdata); + return 0; +} + + +int +iot_statfs_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + dict_t *xdata) { - if (req == NULL) - return; + STACK_WIND (frame, iot_statfs_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->statfs, loc, xdata); + return 0; +} + + +int +iot_statfs (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_statfs_stub (frame, iot_statfs_wrapper, loc, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create statfs stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (statfs, frame, -1, -ret, NULL, NULL); - FREE (req); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -/* Must be called with worker lock held. */ -gf_boolean_t -iot_can_ordered_exit (iot_worker_t * worker) + +int +iot_setxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - gf_boolean_t allow_exit = _gf_false; - iot_conf_t *conf = NULL; + STACK_UNWIND_STRICT (setxattr, frame, op_ret, op_errno, xdata); + return 0; +} - conf = worker->conf; - /* We dont want this thread to exit if its index is - * below the min thread count. - */ - if (worker->thread_idx >= conf->min_o_threads) - allow_exit = _gf_true; - return allow_exit; +int +iot_setxattr_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + dict_t *dict, int32_t flags, dict_t *xdata) +{ + STACK_WIND (frame, iot_setxattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->setxattr, loc, dict, flags, xdata); + return 0; } -/* Must be called with worker lock held. */ -gf_boolean_t -iot_ordered_exit (iot_worker_t *worker) + +int +iot_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict, + int32_t flags, dict_t *xdata) { - gf_boolean_t allow_exit = _gf_false; + call_stub_t *stub = NULL; + int ret = -1; - allow_exit = iot_can_ordered_exit (worker); - if (allow_exit) { - worker->state = IOT_STATE_DEAD; - worker->thread = 0; + stub = fop_setxattr_stub (frame, iot_setxattr_wrapper, loc, dict, + flags, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create setxattr stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - return allow_exit; + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (setxattr, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } + int -iot_ordered_request_wait (iot_worker_t * worker) +iot_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, dict_t *xdata) { - struct timeval tv; - struct timespec ts; - int waitres = 0; - int retstat = 0; + STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict, xdata); + return 0; +} - gettimeofday (&tv, NULL); - ts.tv_sec = tv.tv_sec + worker->conf->o_idle_time; - /* Slightly skew the idle time for threads so that, we dont - * have all of them rushing to exit at the same time, if - * they've been idle. - */ - ts.tv_nsec = skew_usec_idle_time (tv.tv_usec) * 1000; - waitres = pthread_cond_timedwait (&worker->dq_cond, &worker->qlock, - &ts); - if (waitres == ETIMEDOUT) - if (iot_ordered_exit (worker)) - retstat = -1; - return retstat; +int +iot_getxattr_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) +{ + STACK_WIND (frame, iot_getxattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->getxattr, loc, name, xdata); + return 0; } -call_stub_t * -iot_dequeue_ordered (iot_worker_t *worker) + +int +iot_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) { - call_stub_t *stub = NULL; - iot_request_t *req = NULL; - int waitstat = 0; + call_stub_t *stub = NULL; + int ret = -1; - pthread_mutex_lock (&worker->qlock); - { - while (!worker->queue_size) { - waitstat = 0; - waitstat = iot_ordered_request_wait (worker); - /* We must've timed out and are now required to - * exit. - */ - if (waitstat == -1) - goto out; + stub = fop_getxattr_stub (frame, iot_getxattr_wrapper, loc, name, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create getxattr stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (getxattr, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); } + } + return 0; +} - list_for_each_entry (req, &worker->rqlist, list) - break; - list_del (&req->list); - stub = req->stub; - worker->queue_size--; +int +iot_fgetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *dict, + dict_t *xdata) +{ + STACK_UNWIND_STRICT (fgetxattr, frame, op_ret, op_errno, dict, xdata); + return 0; +} + + +int +iot_fgetxattr_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) +{ + STACK_WIND (frame, iot_fgetxattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fgetxattr, fd, name, xdata); + return 0; +} + + +int +iot_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fgetxattr_stub (frame, iot_fgetxattr_wrapper, fd, name, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create fgetxattr stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } + + ret = iot_schedule (frame, this, stub); out: - pthread_mutex_unlock (&worker->qlock); + if (ret < 0) { + STACK_UNWIND_STRICT (fgetxattr, frame, -1, -ret, NULL, NULL); - FREE (req); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} - return stub; + +int +iot_fsetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + STACK_UNWIND_STRICT (fsetxattr, frame, op_ret, op_errno, xdata); + return 0; } -void * -iot_worker_ordered (void *arg) + +int +iot_fsetxattr_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + dict_t *dict, int32_t flags, dict_t *xdata) +{ + STACK_WIND (frame, iot_fsetxattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fsetxattr, fd, dict, flags, + xdata); + return 0; +} + + +int +iot_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict, + int32_t flags, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fsetxattr_stub (frame, iot_fsetxattr_wrapper, fd, dict, + flags, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create fsetxattr stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fsetxattr, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} + + +int +iot_removexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + STACK_UNWIND_STRICT (removexattr, frame, op_ret, op_errno, xdata); + return 0; +} + + +int +iot_removexattr_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) +{ + STACK_WIND (frame, iot_removexattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->removexattr, loc, name, xdata); + return 0; +} + + +int +iot_removexattr (call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) { - iot_worker_t *worker = arg; call_stub_t *stub = NULL; + int ret = -1; - while (1) { + stub = fop_removexattr_stub (frame, iot_removexattr_wrapper, loc, + name, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR,"cannot get removexattr fop" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } - stub = iot_dequeue_ordered (worker); - /* If stub is NULL, we must've timed out waiting for a - * request and have now been allowed to exit. - */ - if (stub == NULL) - break; - call_resume (stub); - } + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (removexattr, frame, -1, -ret, NULL); - return NULL; + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -/* Must be called with worker lock held. */ -gf_boolean_t -iot_can_unordered_exit (iot_worker_t * worker) +int +iot_fremovexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - gf_boolean_t allow_exit = _gf_false; - iot_conf_t *conf = NULL; + STACK_UNWIND_STRICT (fremovexattr, frame, op_ret, op_errno, xdata); + return 0; +} - conf = worker->conf; - /* We dont want this thread to exit if its index is - * below the min thread count. - */ - if (worker->thread_idx >= conf->min_u_threads) - allow_exit = _gf_true; - return allow_exit; +int +iot_fremovexattr_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) +{ + STACK_WIND (frame, iot_fremovexattr_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fremovexattr, fd, name, xdata); + return 0; } -/* Must be called with worker lock held. */ -gf_boolean_t -iot_unordered_exit (iot_worker_t *worker) + +int +iot_fremovexattr (call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) { - gf_boolean_t allow_exit = _gf_false; + call_stub_t *stub = NULL; + int ret = -1; - allow_exit = iot_can_unordered_exit (worker); - if (allow_exit) { - worker->state = IOT_STATE_DEAD; - worker->thread = 0; + stub = fop_fremovexattr_stub (frame, iot_fremovexattr_wrapper, fd, + name, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR,"cannot get fremovexattr fop" + "(out of memory)"); + ret = -ENOMEM; + goto out; } - return allow_exit; + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fremovexattr, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } int -iot_unordered_request_wait (iot_worker_t * worker) +iot_readdirp_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) { - struct timeval tv; - struct timespec ts; - int waitres = 0; - int retstat = 0; + STACK_UNWIND_STRICT (readdirp, frame, op_ret, op_errno, entries, xdata); + return 0; +} - gettimeofday (&tv, NULL); - ts.tv_sec = tv.tv_sec + worker->conf->u_idle_time; - /* Slightly skew the idle time for threads so that, we dont - * have all of them rushing to exit at the same time, if - * they've been idle. - */ - ts.tv_nsec = skew_usec_idle_time (tv.tv_usec) * 1000; - waitres = pthread_cond_timedwait (&worker->dq_cond, &worker->qlock, - &ts); - if (waitres == ETIMEDOUT) - if (iot_unordered_exit (worker)) - retstat = -1; - return retstat; +int +iot_readdirp_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + size_t size, off_t offset, dict_t *xdata) +{ + STACK_WIND (frame, iot_readdirp_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->readdirp, fd, size, offset, xdata); + return 0; } -call_stub_t * -iot_dequeue_unordered (iot_worker_t *worker) +int +iot_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, dict_t *xdata) { - call_stub_t *stub= NULL; - iot_request_t *req = NULL; - int waitstat = 0; + call_stub_t *stub = NULL; + int ret = -1; - pthread_mutex_lock (&worker->qlock); - { - while (!worker->queue_size) { - waitstat = 0; - waitstat = iot_unordered_request_wait (worker); - /* If -1, request wait must've timed - * out. - */ - if (waitstat == -1) - goto out; + stub = fop_readdirp_stub (frame, iot_readdirp_wrapper, fd, size, + offset, xdata); + if (!stub) { + gf_log (this->private, GF_LOG_ERROR,"cannot get readdir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (readdirp, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); } + } + return 0; +} - list_for_each_entry (req, &worker->rqlist, list) - break; - list_del (&req->list); - stub = req->stub; - worker->queue_size--; +int +iot_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, gf_dirent_t *entries, + dict_t *xdata) +{ + STACK_UNWIND_STRICT (readdir, frame, op_ret, op_errno, entries, xdata); + return 0; +} + + +int +iot_readdir_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + size_t size, off_t offset, dict_t *xdata) +{ + STACK_WIND (frame, iot_readdir_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->readdir, fd, size, offset, xdata); + return 0; +} + + +int +iot_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_readdir_stub (frame, iot_readdir_wrapper, fd, size, offset, + xdata); + if (!stub) { + gf_log (this->private, GF_LOG_ERROR,"cannot get readdir stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } + + ret = iot_schedule (frame, this, stub); out: - pthread_mutex_unlock (&worker->qlock); + if (ret < 0) { + STACK_UNWIND_STRICT (readdir, frame, -1, -ret, NULL, NULL); - FREE (req); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} - return stub; +int +iot_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + STACK_UNWIND_STRICT (inodelk, frame, op_ret, op_errno, xdata); + return 0; } -void * -iot_worker_unordered (void *arg) +int +iot_inodelk_wrapper (call_frame_t *frame, xlator_t *this, const char *volume, + loc_t *loc, int32_t cmd, struct gf_flock *lock, + dict_t *xdata) +{ + STACK_WIND (frame, iot_inodelk_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->inodelk, volume, loc, cmd, lock, + xdata); + return 0; +} + + +int +iot_inodelk (call_frame_t *frame, xlator_t *this, + const char *volume, loc_t *loc, int32_t cmd, struct gf_flock *lock, + dict_t *xdata) { - iot_worker_t *worker = arg; call_stub_t *stub = NULL; + int ret = -1; - while (1) { + stub = fop_inodelk_stub (frame, iot_inodelk_wrapper, + volume, loc, cmd, lock, xdata); + if (!stub) { + ret = -ENOMEM; + goto out; + } - stub = iot_dequeue_unordered (worker); - /* If no request was received, we must've timed out, - * and can exit. */ - if (stub == NULL) - break; + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (inodelk, frame, -1, -ret, NULL); - call_resume (stub); - } - return NULL; + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } +int +iot_finodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + STACK_UNWIND_STRICT (finodelk, frame, op_ret, op_errno, xdata); + return 0; +} -static iot_worker_t ** -allocate_worker_array (int count) + +int +iot_finodelk_wrapper (call_frame_t *frame, xlator_t *this, + const char *volume, fd_t *fd, int32_t cmd, + struct gf_flock *lock, dict_t *xdata) { - iot_worker_t ** warr = NULL; + STACK_WIND (frame, iot_finodelk_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->finodelk, volume, fd, cmd, lock, + xdata); + return 0; +} - warr = CALLOC (count, sizeof(iot_worker_t *)); - ERR_ABORT (warr); - return warr; +int +iot_finodelk (call_frame_t *frame, xlator_t *this, + const char *volume, fd_t *fd, int32_t cmd, struct gf_flock *lock, + dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_finodelk_stub (frame, iot_finodelk_wrapper, + volume, fd, cmd, lock, xdata); + if (!stub) { + gf_log (this->private, GF_LOG_ERROR,"cannot get finodelk stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (finodelk, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -static iot_worker_t * -allocate_worker (iot_conf_t * conf) +int +iot_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) { - iot_worker_t *wrk = NULL; + STACK_UNWIND_STRICT (entrylk, frame, op_ret, op_errno, xdata); + return 0; +} + + +int +iot_entrylk_wrapper (call_frame_t *frame, xlator_t *this, + const char *volume, loc_t *loc, const char *basename, + entrylk_cmd cmd, entrylk_type type, dict_t *xdata) +{ + STACK_WIND (frame, iot_entrylk_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->entrylk, + volume, loc, basename, cmd, type, xdata); + return 0; +} + + +int +iot_entrylk (call_frame_t *frame, xlator_t *this, + const char *volume, loc_t *loc, const char *basename, + entrylk_cmd cmd, entrylk_type type, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_entrylk_stub (frame, iot_entrylk_wrapper, + volume, loc, basename, cmd, type, xdata); + if (!stub) { + gf_log (this->private, GF_LOG_ERROR,"cannot get entrylk stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (entrylk, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} - wrk = CALLOC (1, sizeof (iot_worker_t)); - ERR_ABORT (wrk); +int +iot_fentrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + STACK_UNWIND_STRICT (fentrylk, frame, op_ret, op_errno, xdata); + return 0; +} - INIT_LIST_HEAD (&wrk->rqlist); - wrk->conf = conf; - pthread_cond_init (&wrk->dq_cond, NULL); - pthread_mutex_init (&wrk->qlock, NULL); - wrk->state = IOT_STATE_DEAD; - return wrk; +int +iot_fentrylk_wrapper (call_frame_t *frame, xlator_t *this, + const char *volume, fd_t *fd, const char *basename, + entrylk_cmd cmd, entrylk_type type, dict_t *xdata) +{ + STACK_WIND (frame, iot_fentrylk_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fentrylk, + volume, fd, basename, cmd, type, xdata); + return 0; } -static void -allocate_workers (iot_conf_t *conf, - iot_worker_t ** workers, - int start_alloc_idx, - int count) + +int +iot_fentrylk (call_frame_t *frame, xlator_t *this, + const char *volume, fd_t *fd, const char *basename, + entrylk_cmd cmd, entrylk_type type, dict_t *xdata) { - int i, end_count; + call_stub_t *stub = NULL; + int ret = -1; - end_count = count + start_alloc_idx; - for (i = start_alloc_idx; i < end_count; i++) { - workers[i] = allocate_worker (conf); - workers[i]->thread_idx = i; + stub = fop_fentrylk_stub (frame, iot_fentrylk_wrapper, + volume, fd, basename, cmd, type, xdata); + if (!stub) { + gf_log (this->private, GF_LOG_ERROR,"cannot get fentrylk stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fentrylk, frame, -1, -ret, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -void -iot_startup_worker (iot_worker_t *worker, iot_worker_fn workerfunc) + +int +iot_xattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xattr, dict_t *xdata) { - worker->state = IOT_STATE_ACTIVE; - pthread_create (&worker->thread, &worker->conf->w_attr, workerfunc, - worker); + STACK_UNWIND_STRICT (xattrop, frame, op_ret, op_errno, xattr, xdata); + return 0; } -void -iot_startup_workers (iot_worker_t **workers, int start_idx, int count, - iot_worker_fn workerfunc) +int +iot_xattrop_wrapper (call_frame_t *frame, xlator_t *this, loc_t *loc, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +{ + STACK_WIND (frame, iot_xattrop_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->xattrop, loc, optype, xattr, xdata); + return 0; +} + + +int +iot_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_xattrop_stub (frame, iot_xattrop_wrapper, loc, optype, + xattr, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create xattrop stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (xattrop, frame, -1, -ret, NULL, NULL); + + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} + + +int +iot_fxattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xattr, dict_t *xdata) +{ + STACK_UNWIND_STRICT (fxattrop, frame, op_ret, op_errno, xattr, xdata); + return 0; +} + +int +iot_fxattrop_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +{ + STACK_WIND (frame, iot_fxattrop_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fxattrop, fd, optype, xattr, xdata); + return 0; +} + + +int +iot_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fxattrop_stub (frame, iot_fxattrop_wrapper, fd, optype, + xattr, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create fxattrop stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fxattrop, frame, -1, -ret, NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} + + +int32_t +iot_rchecksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, uint32_t weak_checksum, + uint8_t *strong_checksum, dict_t *xdata) +{ + STACK_UNWIND_STRICT (rchecksum, frame, op_ret, op_errno, weak_checksum, + strong_checksum, xdata); + return 0; +} + + +int32_t +iot_rchecksum_wrapper (call_frame_t *frame, xlator_t *this, fd_t *fd, + off_t offset, int32_t len, dict_t *xdata) +{ + STACK_WIND (frame, iot_rchecksum_cbk, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->rchecksum, fd, offset, len, xdata); + return 0; +} + + +int32_t +iot_rchecksum (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + int32_t len, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_rchecksum_stub (frame, iot_rchecksum_wrapper, fd, offset, + len, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create rchecksum stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (rchecksum, frame, -1, -ret, -1, NULL, NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + + return 0; +} + +int +iot_fallocate_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *preop, struct iatt *postop, dict_t *xdata) +{ + STACK_UNWIND_STRICT (fallocate, frame, op_ret, op_errno, preop, postop, + xdata); + return 0; +} + + +int +iot_fallocate_wrapper(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t mode, + off_t offset, size_t len, dict_t *xdata) +{ + STACK_WIND (frame, iot_fallocate_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->fallocate, fd, mode, offset, len, + xdata); + return 0; +} + + +int +iot_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t mode, + off_t offset, size_t len, dict_t *xdata) { - int i = 0; - int end_idx = 0; + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_fallocate_stub(frame, iot_fallocate_wrapper, fd, mode, offset, + len, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create fallocate stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } - end_idx = start_idx + count; - for (i = start_idx; i < end_idx; i++) - iot_startup_worker (workers[i], workerfunc); + ret = iot_schedule (frame, this, stub); +out: + if (ret < 0) { + STACK_UNWIND_STRICT (fallocate, frame, -1, -ret, NULL, NULL, + NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; } -static void +int +iot_discard_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *preop, struct iatt *postop, dict_t *xdata) +{ + STACK_UNWIND_STRICT (discard, frame, op_ret, op_errno, preop, postop, + xdata); + return 0; +} + + +int +iot_discard_wrapper(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + STACK_WIND (frame, iot_discard_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->discard, fd, offset, len, xdata); + return 0; +} + + +int +iot_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_discard_stub(frame, iot_discard_wrapper, fd, offset, len, + xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create discard stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (discard, frame, -1, -ret, NULL, NULL, + NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} + +int +iot_zerofill_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + struct iatt *preop, struct iatt *postop, dict_t *xdata) +{ + STACK_UNWIND_STRICT (zerofill, frame, op_ret, op_errno, preop, postop, + xdata); + return 0; +} + +int +iot_zerofill_wrapper(call_frame_t *frame, xlator_t *this, fd_t *fd, + off_t offset, size_t len, dict_t *xdata) +{ + STACK_WIND (frame, iot_zerofill_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->zerofill, fd, offset, len, xdata); + return 0; +} + +int +iot_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + call_stub_t *stub = NULL; + int ret = -1; + + stub = fop_zerofill_stub(frame, iot_zerofill_wrapper, fd, + offset, len, xdata); + if (!stub) { + gf_log (this->name, GF_LOG_ERROR, "cannot create zerofill stub" + "(out of memory)"); + ret = -ENOMEM; + goto out; + } + + ret = iot_schedule (frame, this, stub); + +out: + if (ret < 0) { + STACK_UNWIND_STRICT (zerofill, frame, -1, -ret, NULL, NULL, + NULL); + if (stub != NULL) { + call_stub_destroy (stub); + } + } + return 0; +} + + +int +__iot_workers_scale (iot_conf_t *conf) +{ + int scale = 0; + int diff = 0; + pthread_t thread; + int ret = 0; + int i = 0; + + for (i = 0; i < IOT_PRI_MAX; i++) + scale += min (conf->queue_sizes[i], conf->ac_iot_limit[i]); + + if (scale < IOT_MIN_THREADS) + scale = IOT_MIN_THREADS; + + if (scale > conf->max_count) + scale = conf->max_count; + + if (conf->curr_count < scale) { + diff = scale - conf->curr_count; + } + + while (diff) { + diff --; + + ret = gf_thread_create (&thread, &conf->w_attr, iot_worker, conf); + if (ret == 0) { + conf->curr_count++; + gf_log (conf->this->name, GF_LOG_DEBUG, + "scaled threads to %d (queue_size=%d/%d)", + conf->curr_count, conf->queue_size, scale); + } else { + break; + } + } + + return diff; +} + + +int +iot_workers_scale (iot_conf_t *conf) +{ + int ret = -1; + + if (conf == NULL) { + ret = -EINVAL; + goto out; + } + + pthread_mutex_lock (&conf->mutex); + { + ret = __iot_workers_scale (conf); + } + pthread_mutex_unlock (&conf->mutex); + +out: + return ret; +} + + +void set_stack_size (iot_conf_t *conf) { int err = 0; size_t stacksize = IOT_THREAD_STACK_SIZE; + xlator_t *this = NULL; + + this = THIS; pthread_attr_init (&conf->w_attr); err = pthread_attr_setstacksize (&conf->w_attr, stacksize); if (err == EINVAL) { - gf_log (conf->this->name, GF_LOG_WARNING, + err = pthread_attr_getstacksize (&conf->w_attr, &stacksize); + if (!err) + gf_log (this->name, GF_LOG_WARNING, + "Using default thread stack size %zd", + stacksize); + else + gf_log (this->name, GF_LOG_WARNING, "Using default thread stack size"); - stacksize = 0; } - pthread_attr_setstacksize (&conf->w_attr, stacksize); + conf->stack_size = stacksize; +} + +int32_t +mem_acct_init (xlator_t *this) +{ + int ret = -1; + + if (!this) + return ret; + + ret = xlator_mem_acct_init (this, gf_iot_mt_end + 1); + + if (ret != 0) { + gf_log (this->name, GF_LOG_ERROR, "Memory accounting init" + "failed"); + return ret; + } + + return ret; } -static void -workers_init (iot_conf_t *conf) +int +iot_priv_dump (xlator_t *this) { - /* Initialize un-ordered workers */ - conf->uworkers = allocate_worker_array (conf->max_u_threads); - allocate_workers (conf, conf->uworkers, 0, conf->max_u_threads); + iot_conf_t *conf = NULL; + char key_prefix[GF_DUMP_MAX_BUF_LEN]; - /* Initialize ordered workers */ - conf->oworkers = allocate_worker_array (conf->max_o_threads); - allocate_workers (conf, conf->oworkers, 0, conf->max_o_threads); + if (!this) + return 0; - set_stack_size (conf); - iot_startup_workers (conf->oworkers, 0, conf->min_o_threads, - iot_worker_ordered); - iot_startup_workers (conf->uworkers, 0, conf->min_u_threads, - iot_worker_unordered); + conf = this->private; + if (!conf) + return 0; + + snprintf (key_prefix, GF_DUMP_MAX_BUF_LEN, "%s.%s", this->type, + this->name); + + gf_proc_dump_add_section(key_prefix); + + gf_proc_dump_write("maximum_threads_count", "%d", conf->max_count); + gf_proc_dump_write("current_threads_count", "%d", conf->curr_count); + gf_proc_dump_write("sleep_count", "%d", conf->sleep_count); + gf_proc_dump_write("idle_time", "%d", conf->idle_time); + gf_proc_dump_write("stack_size", "%zd", conf->stack_size); + gf_proc_dump_write("high_priority_threads", "%d", + conf->ac_iot_limit[IOT_PRI_HI]); + gf_proc_dump_write("normal_priority_threads", "%d", + conf->ac_iot_limit[IOT_PRI_NORMAL]); + gf_proc_dump_write("low_priority_threads", "%d", + conf->ac_iot_limit[IOT_PRI_LO]); + gf_proc_dump_write("least_priority_threads", "%d", + conf->ac_iot_limit[IOT_PRI_LEAST]); + + gf_proc_dump_write("cached least rate", "%u", + conf->throttle.cached_rate); + gf_proc_dump_write("least rate limit", "%u", conf->throttle.rate_limit); + + return 0; } +int +reconfigure (xlator_t *this, dict_t *options) +{ + iot_conf_t *conf = NULL; + int ret = -1; + + conf = this->private; + if (!conf) + goto out; + + GF_OPTION_RECONF ("thread-count", conf->max_count, options, int32, out); + + GF_OPTION_RECONF ("high-prio-threads", + conf->ac_iot_limit[IOT_PRI_HI], options, int32, out); + + GF_OPTION_RECONF ("normal-prio-threads", + conf->ac_iot_limit[IOT_PRI_NORMAL], options, int32, + out); -int32_t + GF_OPTION_RECONF ("low-prio-threads", + conf->ac_iot_limit[IOT_PRI_LO], options, int32, out); + + GF_OPTION_RECONF ("least-prio-threads", + conf->ac_iot_limit[IOT_PRI_LEAST], options, int32, + out); + GF_OPTION_RECONF ("enable-least-priority", conf->least_priority, + options, bool, out); + + GF_OPTION_RECONF("least-rate-limit", conf->throttle.rate_limit, options, + int32, out); + + ret = 0; +out: + return ret; +} + + +int init (xlator_t *this) { - iot_conf_t *conf = NULL; - dict_t *options = this->options; - int thread_count = IOT_MIN_THREADS; - gf_boolean_t autoscaling = IOT_SCALING_OFF; - char *scalestr = NULL; - int min_threads, max_threads; + iot_conf_t *conf = NULL; + int ret = -1; + int i = 0; if (!this->children || this->children->next) { - gf_log ("io-threads", - GF_LOG_ERROR, + gf_log ("io-threads", GF_LOG_ERROR, "FATAL: iot not configured with exactly one child"); - return -1; + goto out; } if (!this->parents) { @@ -1836,177 +2759,206 @@ init (xlator_t *this) "dangling volume. check volfile "); } - conf = (void *) CALLOC (1, sizeof (*conf)); - ERR_ABORT (conf); + conf = (void *) GF_CALLOC (1, sizeof (*conf), + gf_iot_mt_iot_conf_t); + if (conf == NULL) { + gf_log (this->name, GF_LOG_ERROR, + "out of memory"); + goto out; + } - if ((dict_get_str (options, "autoscaling", &scalestr)) == 0) { - if ((gf_string2boolean (scalestr, &autoscaling)) == -1) { - gf_log (this->name, GF_LOG_ERROR, - "'autoscaling' option must be" - " boolean"); - return -1; - } + if ((ret = pthread_cond_init(&conf->cond, NULL)) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "pthread_cond_init failed (%d)", ret); + goto out; + } + + if ((ret = pthread_mutex_init(&conf->mutex, NULL)) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "pthread_mutex_init failed (%d)", ret); + goto out; + } + + set_stack_size (conf); + + GF_OPTION_INIT ("thread-count", conf->max_count, int32, out); + + GF_OPTION_INIT ("high-prio-threads", + conf->ac_iot_limit[IOT_PRI_HI], int32, out); + + GF_OPTION_INIT ("normal-prio-threads", + conf->ac_iot_limit[IOT_PRI_NORMAL], int32, out); + + GF_OPTION_INIT ("low-prio-threads", + conf->ac_iot_limit[IOT_PRI_LO], int32, out); + + GF_OPTION_INIT ("least-prio-threads", + conf->ac_iot_limit[IOT_PRI_LEAST], int32, out); + + GF_OPTION_INIT ("idle-time", conf->idle_time, int32, out); + GF_OPTION_INIT ("enable-least-priority", conf->least_priority, + bool, out); + + GF_OPTION_INIT("least-rate-limit", conf->throttle.rate_limit, int32, + out); + if ((ret = pthread_mutex_init(&conf->throttle.lock, NULL)) != 0) { + gf_log (this->name, GF_LOG_ERROR, + "pthread_mutex_init failed (%d)", ret); + goto out; } - if (dict_get (options, "thread-count")) { - thread_count = data_to_int32 (dict_get (options, - "thread-count")); - if (scalestr != NULL) - gf_log (this->name, GF_LOG_WARNING, - "'thread-count' is specified with " - "'autoscaling' on. Ignoring" - "'thread-count' option."); - if (thread_count < 2) - thread_count = 2; - } - - min_threads = IOT_MIN_THREADS; - max_threads = IOT_MAX_THREADS; - if (dict_get (options, "min-threads")) - min_threads = data_to_int32 (dict_get (options, - "min-threads")); - - if (dict_get (options, "max-threads")) - max_threads = data_to_int32 (dict_get (options, - "max-threads")); - - if (min_threads > max_threads) { - gf_log (this->name, GF_LOG_ERROR, " min-threads must be less " - "than max-threads"); - return -1; - } - - /* If autoscaling is off, then adjust the min and max - * threads according to thread-count. - * This is based on the assumption that despite autoscaling - * being off, we still want to have separate pools for data - * and meta-data threads. - */ - if (!autoscaling) - max_threads = min_threads = thread_count; - - /* If user specifies an odd number of threads, increase it by - * one. The reason for having an even number of threads is - * explained later. - */ - if (max_threads % 2) - max_threads++; - - if(min_threads % 2) - min_threads++; - - /* If the user wants to have only a single thread for - * some strange reason, make sure we set this count to - * 2. Explained later. - */ - if (min_threads < 2) - min_threads = 2; - - /* Again, have atleast two. Read on. */ - if (max_threads < 2) - max_threads = 2; - - /* This is why we need atleast two threads. - * We're dividing the specified thread pool into - * 2 halves, equally between ordered and unordered - * pools. - */ - - /* Init params for un-ordered workers. */ - pthread_mutex_init (&conf->utlock, NULL); - conf->max_u_threads = max_threads / 2; - conf->min_u_threads = min_threads / 2; - conf->u_idle_time = IOT_DEFAULT_IDLE; - conf->u_scaling = autoscaling; - - /* Init params for ordered workers. */ - pthread_mutex_init (&conf->otlock, NULL); - conf->max_o_threads = max_threads / 2; - conf->min_o_threads = min_threads / 2; - conf->o_idle_time = IOT_DEFAULT_IDLE; - conf->o_scaling = autoscaling; - - gf_log (this->name, GF_LOG_DEBUG, "io-threads: Autoscaling: %s, " - "min_threads: %d, max_threads: %d", - (autoscaling) ? "on":"off", min_threads, max_threads); conf->this = this; - workers_init (conf); + + for (i = 0; i < IOT_PRI_MAX; i++) { + INIT_LIST_HEAD (&conf->reqs[i]); + } + + ret = iot_workers_scale (conf); + + if (ret == -1) { + gf_log (this->name, GF_LOG_ERROR, + "cannot initialize worker threads, exiting init"); + goto out; + } this->private = conf; - return 0; + ret = 0; +out: + if (ret) + GF_FREE (conf); + + return ret; } + void fini (xlator_t *this) { iot_conf_t *conf = this->private; - FREE (conf); + GF_FREE (conf); this->private = NULL; return; } -/* - * O - Goes to ordered threadpool. - * U - Goes to un-ordered threadpool. - * V - Variable, depends on whether the file is open. - * If it is, then goes to ordered, otherwise to - * un-ordered. - */ -struct xlator_fops fops = { - .open = iot_open, /* U */ - .create = iot_create, /* U */ - .readv = iot_readv, /* O */ - .writev = iot_writev, /* O */ - .flush = iot_flush, /* O */ - .fsync = iot_fsync, /* O */ - .lk = iot_lk, /* O */ - .stat = iot_stat, /* V */ - .fstat = iot_fstat, /* O */ - .truncate = iot_truncate, /* V */ - .ftruncate = iot_ftruncate, /* O */ - .utimens = iot_utimens, /* V */ - .checksum = iot_checksum, /* U */ - .unlink = iot_unlink, /* U */ - .lookup = iot_lookup, /* U */ - .chmod = iot_chmod, /* V */ - .fchmod = iot_fchmod, /* O */ - .chown = iot_chown, /* V */ - .fchown = iot_fchown, /* O */ - .access = iot_access, /* U */ - .readlink = iot_readlink, /* U */ - .mknod = iot_mknod, /* U */ - .mkdir = iot_mkdir, /* U */ - .rmdir = iot_rmdir, /* U */ - .symlink = iot_symlink, /* U */ - .rename = iot_rename, /* U */ +struct xlator_dumpops dumpops = { + .priv = iot_priv_dump, }; -struct xlator_mops mops = { +struct xlator_fops fops = { + .open = iot_open, + .create = iot_create, + .readv = iot_readv, + .writev = iot_writev, + .flush = iot_flush, + .fsync = iot_fsync, + .lk = iot_lk, + .stat = iot_stat, + .fstat = iot_fstat, + .truncate = iot_truncate, + .ftruncate = iot_ftruncate, + .unlink = iot_unlink, + .lookup = iot_lookup, + .setattr = iot_setattr, + .fsetattr = iot_fsetattr, + .access = iot_access, + .readlink = iot_readlink, + .mknod = iot_mknod, + .mkdir = iot_mkdir, + .rmdir = iot_rmdir, + .symlink = iot_symlink, + .rename = iot_rename, + .link = iot_link, + .opendir = iot_opendir, + .fsyncdir = iot_fsyncdir, + .statfs = iot_statfs, + .setxattr = iot_setxattr, + .getxattr = iot_getxattr, + .fgetxattr = iot_fgetxattr, + .fsetxattr = iot_fsetxattr, + .removexattr = iot_removexattr, + .fremovexattr = iot_fremovexattr, + .readdir = iot_readdir, + .readdirp = iot_readdirp, + .inodelk = iot_inodelk, + .finodelk = iot_finodelk, + .entrylk = iot_entrylk, + .fentrylk = iot_fentrylk, + .xattrop = iot_xattrop, + .fxattrop = iot_fxattrop, + .rchecksum = iot_rchecksum, + .fallocate = iot_fallocate, + .discard = iot_discard, + .zerofill = iot_zerofill, }; -struct xlator_cbks cbks = { -}; +struct xlator_cbks cbks; struct volume_options options[] = { - { .key = {"thread-count"}, - .type = GF_OPTION_TYPE_INT, - .min = IOT_MIN_THREADS, - .max = IOT_MAX_THREADS + { .key = {"thread-count"}, + .type = GF_OPTION_TYPE_INT, + .min = IOT_MIN_THREADS, + .max = IOT_MAX_THREADS, + .default_value = "16", + .description = "Number of threads in IO threads translator which " + "perform concurrent IO operations" + }, - { .key = {"autoscaling"}, - .type = GF_OPTION_TYPE_BOOL + { .key = {"high-prio-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = IOT_MIN_THREADS, + .max = IOT_MAX_THREADS, + .default_value = "16", + .description = "Max number of threads in IO threads translator which " + "perform high priority IO operations at a given time" + + }, + { .key = {"normal-prio-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = IOT_MIN_THREADS, + .max = IOT_MAX_THREADS, + .default_value = "16", + .description = "Max number of threads in IO threads translator which " + "perform normal priority IO operations at a given time" + + }, + { .key = {"low-prio-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = IOT_MIN_THREADS, + .max = IOT_MAX_THREADS, + .default_value = "16", + .description = "Max number of threads in IO threads translator which " + "perform low priority IO operations at a given time" + + }, + { .key = {"least-prio-threads"}, + .type = GF_OPTION_TYPE_INT, + .min = IOT_MIN_THREADS, + .max = IOT_MAX_THREADS, + .default_value = "1", + .description = "Max number of threads in IO threads translator which " + "perform least priority IO operations at a given time" + }, + { .key = {"enable-least-priority"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "on", + .description = "Enable/Disable least priority" }, - { .key = {"min-threads"}, - .type = GF_OPTION_TYPE_INT, - .min = IOT_MIN_THREADS, - .max = IOT_MAX_THREADS + {.key = {"idle-time"}, + .type = GF_OPTION_TYPE_INT, + .min = 1, + .max = 0x7fffffff, + .default_value = "120", }, - { .key = {"max-threads"}, - .type = GF_OPTION_TYPE_INT, - .min = IOT_MIN_THREADS, - .max = IOT_MAX_THREADS + {.key = {"least-rate-limit"}, + .type = GF_OPTION_TYPE_INT, + .min = 0, + .max = INT_MAX, + .default_value = "0", + .description = "Max number of least priority operations to handle " + "per-second" + }, + { .key = {NULL}, }, - { .key = {NULL} }, }; |