diff options
Diffstat (limited to 'xlators/cluster')
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal-data.c | 80 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr.c | 6 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr.h | 4 | ||||
-rw-r--r-- | xlators/cluster/afr/src/pump.c | 6 |
4 files changed, 73 insertions, 23 deletions
diff --git a/xlators/cluster/afr/src/afr-self-heal-data.c b/xlators/cluster/afr/src/afr-self-heal-data.c index 3c2726b8df6..b71c7599564 100644 --- a/xlators/cluster/afr/src/afr-self-heal-data.c +++ b/xlators/cluster/afr/src/afr-self-heal-data.c @@ -156,6 +156,25 @@ afr_sh_data_close (call_frame_t *frame, xlator_t *this) } int +afr_sh_dom_unlock (call_frame_t *frame, xlator_t *this) +{ + afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; + afr_private_t *priv = NULL; + + local = frame->local; + sh = &local->self_heal; + priv = this->private; + + if (sh->sh_dom_lock_held) + afr_sh_data_unlock (frame, this, priv->sh_domain, + afr_sh_data_close); + else + afr_sh_data_close (frame, this); + return 0; +} + +int afr_sh_data_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret, int32_t op_errno, struct iatt *statpre, struct iatt *statpost, dict_t *xdata) @@ -289,14 +308,18 @@ afr_sh_data_unlock (call_frame_t *frame, xlator_t *this, char *dom, afr_local_t *local = NULL; afr_internal_lock_t *int_lock = NULL; afr_self_heal_t *sh = NULL; + afr_private_t *priv = NULL; int ret = 0; local = frame->local; int_lock = &local->internal_lock; sh = &local->self_heal; + priv = this->private; if (strcmp (dom, this->name) == 0) { sh->data_lock_held = _gf_false; + } else if (strcmp (dom, priv->sh_domain) == 0) { + sh->sh_dom_lock_held = _gf_false; } else { ret = -1; goto out; @@ -316,8 +339,8 @@ out: int afr_sh_data_finish (call_frame_t *frame, xlator_t *this) { - afr_local_t *local = NULL; - afr_self_heal_t *sh = NULL; + afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; local = frame->local; sh = &local->self_heal; @@ -326,9 +349,9 @@ afr_sh_data_finish (call_frame_t *frame, xlator_t *this) "finishing data selfheal of %s", local->loc.path); if (sh->data_lock_held) - afr_sh_data_unlock (frame, this, this->name, afr_sh_data_close); + afr_sh_data_unlock (frame, this, this->name, afr_sh_dom_unlock); else - afr_sh_data_close (frame, this); + afr_sh_dom_unlock (frame, this); return 0; } @@ -346,10 +369,7 @@ afr_sh_data_fail (call_frame_t *frame, xlator_t *this) "finishing failed data selfheal of %s", local->loc.path); afr_set_self_heal_status (sh, AFR_SELF_HEAL_FAILED); - if (sh->data_lock_held) - afr_sh_data_unlock (frame, this, this->name, afr_sh_data_close); - else - afr_sh_data_close (frame, this); + afr_sh_data_finish (frame, this); return 0; } @@ -1184,6 +1204,22 @@ afr_sh_data_big_lock_success (call_frame_t *frame, xlator_t *this) } int +afr_sh_dom_lock_success (call_frame_t *frame, xlator_t *this) +{ + afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; + + local = frame->local; + sh = &local->self_heal; + + sh->sh_dom_lock_held = _gf_true; + afr_sh_data_lock (frame, this, 0, 0, _gf_true, this->name, + afr_sh_data_big_lock_success, + afr_sh_data_fail); + return 0; +} + +int afr_sh_data_post_blocking_inodelk_cbk (call_frame_t *frame, xlator_t *this) { afr_internal_lock_t *int_lock = NULL; @@ -1337,7 +1373,6 @@ afr_sh_data_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this, afr_private_t *priv = NULL; int call_count = 0; int child_index = 0; - gf_boolean_t block = _gf_true; local = frame->local; sh = &local->self_heal; @@ -1379,16 +1414,8 @@ afr_sh_data_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this, "fd for %s opened, commencing sync", local->loc.path); - /* - * The read and write self-heal trigger codepaths do not provide - * an unwind callback. We run a trylock in these codepaths - * because we are sensitive to locking latency. - */ - - block = sh->unwind ? _gf_true : _gf_false; - afr_sh_data_lock (frame, this, 0, 0, block, this->name, - afr_sh_data_big_lock_success, - afr_sh_data_fail); + afr_sh_data_lock (frame, this, 0, 0, _gf_true, priv->sh_domain, + afr_sh_dom_lock_success, afr_sh_data_fail); } return 0; @@ -1493,9 +1520,10 @@ afr_can_start_data_self_heal (afr_self_heal_t *sh, afr_private_t *priv) int afr_self_heal_data (call_frame_t *frame, xlator_t *this) { - afr_local_t *local = NULL; - afr_self_heal_t *sh = NULL; - afr_private_t *priv = this->private; + afr_local_t *local = NULL; + afr_self_heal_t *sh = NULL; + afr_private_t *priv = this->private; + int ret = -1; local = frame->local; sh = &local->self_heal; @@ -1504,6 +1532,14 @@ afr_self_heal_data (call_frame_t *frame, xlator_t *this) if (afr_can_start_data_self_heal (sh, priv)) { afr_set_self_heal_status (sh, AFR_SELF_HEAL_STARTED); + ret = afr_inodelk_init (&local->internal_lock.inodelk[1], + priv->sh_domain, priv->child_count); + if (ret < 0) { + afr_set_self_heal_status (sh, AFR_SELF_HEAL_FAILED); + afr_sh_data_done (frame, this); + return 0; + } + if (IA_ISREG (sh->type)) { afr_sh_data_open (frame, this); } else { diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c index 4dd1b1be395..4338b799aa7 100644 --- a/xlators/cluster/afr/src/afr.c +++ b/xlators/cluster/afr/src/afr.c @@ -388,6 +388,12 @@ init (xlator_t *this) i++; } + ret = gf_asprintf (&priv->sh_domain, "%s-self-heal", this->name); + if (-1 == ret) { + ret = -ENOMEM; + goto out; + } + priv->last_event = GF_CALLOC (child_count, sizeof (*priv->last_event), gf_afr_mt_int32_t); if (!priv->last_event) { diff --git a/xlators/cluster/afr/src/afr.h b/xlators/cluster/afr/src/afr.h index 940f84189d5..bca5c0f79e7 100644 --- a/xlators/cluster/afr/src/afr.h +++ b/xlators/cluster/afr/src/afr.h @@ -30,7 +30,7 @@ #define AFR_SH_READDIR_SIZE_KEY "self-heal-readdir-size" #define AFR_LOCKEE_COUNT_MAX 3 -#define AFR_DOM_COUNT_MAX 2 +#define AFR_DOM_COUNT_MAX 3 struct _pump_private; @@ -172,6 +172,7 @@ typedef struct _afr_private { gf_boolean_t readdir_failover; uint64_t sh_readdir_size; gf_boolean_t ensure_durability; + char *sh_domain; } afr_private_t; typedef enum { @@ -280,6 +281,7 @@ struct afr_self_heal_ { gf_boolean_t actual_sh_started; gf_boolean_t sync_done; gf_boolean_t data_lock_held; + gf_boolean_t sh_dom_lock_held; gf_boolean_t eof_reached; fd_t *healing_fd; int file_has_holes; diff --git a/xlators/cluster/afr/src/pump.c b/xlators/cluster/afr/src/pump.c index db83410c74d..c7b85869114 100644 --- a/xlators/cluster/afr/src/pump.c +++ b/xlators/cluster/afr/src/pump.c @@ -2501,6 +2501,12 @@ init (xlator_t *this) i++; } + ret = gf_asprintf (&priv->sh_domain, "%s-self-heal", this->name); + if (-1 == ret) { + op_errno = ENOMEM; + goto out; + } + priv->first_lookup = 1; priv->root_inode = NULL; |