diff options
Diffstat (limited to 'xlators/cluster/ec/src')
| -rw-r--r-- | xlators/cluster/ec/src/ec-common.c | 7 | ||||
| -rw-r--r-- | xlators/cluster/ec/src/ec-helpers.h | 2 | ||||
| -rw-r--r-- | xlators/cluster/ec/src/ec-inode-read.c | 15 | ||||
| -rw-r--r-- | xlators/cluster/ec/src/ec.c | 4 |
4 files changed, 23 insertions, 5 deletions
diff --git a/xlators/cluster/ec/src/ec-common.c b/xlators/cluster/ec/src/ec-common.c index 8ddda9b1370..eea1e7c7a36 100644 --- a/xlators/cluster/ec/src/ec-common.c +++ b/xlators/cluster/ec/src/ec-common.c @@ -53,6 +53,13 @@ ec_is_range_conflict (ec_lock_link_t *l1, ec_lock_link_t *l2) static gf_boolean_t ec_lock_conflict (ec_lock_link_t *l1, ec_lock_link_t *l2) { + /* Fops like access/stat won't have to worry what the other fops are + * modifying as the fop is wound only to one brick. So it can be + * executed in parallel*/ + if (l1->fop->minimum == EC_MINIMUM_ONE || + l2->fop->minimum == EC_MINIMUM_ONE) + return _gf_false; + if ((l1->fop->flags & EC_FLAG_LOCK_SHARED) && (l2->fop->flags & EC_FLAG_LOCK_SHARED)) return _gf_false; diff --git a/xlators/cluster/ec/src/ec-helpers.h b/xlators/cluster/ec/src/ec-helpers.h index a8f153a395d..71b8978abf8 100644 --- a/xlators/cluster/ec/src/ec-helpers.h +++ b/xlators/cluster/ec/src/ec-helpers.h @@ -152,7 +152,7 @@ ec_adjust_offset_up(ec_t *ec, off_t *value, gf_boolean_t scale) } else { /* Check if there has been an overflow. */ if ((off_t)tmp < 0) { - tmp = (1ULL << (sizeof(off_t) * 8 - 1)) - 1ULL; + tmp = GF_OFF_MAX; tail = -tail; } } diff --git a/xlators/cluster/ec/src/ec-inode-read.c b/xlators/cluster/ec/src/ec-inode-read.c index 33fd7f549bb..03690ab8e96 100644 --- a/xlators/cluster/ec/src/ec-inode-read.c +++ b/xlators/cluster/ec/src/ec-inode-read.c @@ -324,13 +324,23 @@ int32_t ec_manager_getxattr(ec_fop_data_t * fop, int32_t state) return EC_STATE_DISPATCH; case EC_STATE_DISPATCH: - ec_dispatch_all(fop); + if (fop->minimum == EC_MINIMUM_ALL) { + ec_dispatch_all(fop); + } else { + ec_dispatch_one(fop); + } return EC_STATE_PREPARE_ANSWER; case EC_STATE_PREPARE_ANSWER: ec_handle_special_xattrs (fop); - cbk = ec_fop_prepare_answer(fop, _gf_true); + if (fop->minimum == EC_MINIMUM_ALL) { + cbk = ec_fop_prepare_answer(fop, _gf_true); + } else { + if (ec_dispatch_one_retry (fop, &cbk)) { + return EC_STATE_DISPATCH; + } + } if (cbk != NULL) { int32_t err; @@ -1809,6 +1819,7 @@ int32_t ec_manager_stat(ec_fop_data_t * fop, int32_t state) case EC_STATE_PREPARE_ANSWER: cbk = ec_fop_prepare_answer(fop, _gf_true); + if (cbk != NULL) { if (cbk->iatt[0].ia_type == IA_IFREG) { ec_iatt_rebuild(fop->xl->private, cbk->iatt, 1, diff --git a/xlators/cluster/ec/src/ec.c b/xlators/cluster/ec/src/ec.c index 74709b0e2b4..c8beb2b56fc 100644 --- a/xlators/cluster/ec/src/ec.c +++ b/xlators/cluster/ec/src/ec.c @@ -864,7 +864,7 @@ ec_gf_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, { int error = 0; ec_t *ec = this->private; - int32_t minimum = EC_MINIMUM_MIN; + int32_t minimum = EC_MINIMUM_ONE; if (name && strcmp (name, EC_XATTR_HEAL) != 0) { EC_INTERNAL_XATTR_OR_GOTO(name, NULL, error, out); @@ -901,7 +901,7 @@ ec_gf_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, EC_INTERNAL_XATTR_OR_GOTO(name, NULL, error, out); - ec_fgetxattr (frame, this, -1, EC_MINIMUM_MIN, default_fgetxattr_cbk, + ec_fgetxattr (frame, this, -1, EC_MINIMUM_ONE, default_fgetxattr_cbk, NULL, fd, name, xdata); return 0; out: |