From b883f937cc98d2b659de5c3eb1d12306df19aca3 Mon Sep 17 00:00:00 2001 From: vmallika Date: Thu, 20 Aug 2015 12:01:57 +0530 Subject: marker: fix log when loc.parent and inode gfid is NULL This patch does the following 1) Set loc.parent if it is NULL Don't log warning in txn if parent is NULL 2) Don't initiate txn when inode gfid is NULL 3) optimize invoking dirty txn with status flag Change-Id: I67dd9e6268014b0b257c136e951e6ded0a2e911f BUG: 1251454 Signed-off-by: vmallika Reviewed-on: http://review.gluster.org/11863 Tested-by: NetBSD Build System Tested-by: Gluster Build System Reviewed-by: Raghavendra G --- xlators/features/marker/src/marker-quota.c | 256 +++++++++++++++++++---------- xlators/features/marker/src/marker-quota.h | 1 + 2 files changed, 168 insertions(+), 89 deletions(-) (limited to 'xlators') diff --git a/xlators/features/marker/src/marker-quota.c b/xlators/features/marker/src/marker-quota.c index 2aa62a78150..c3d838f7549 100644 --- a/xlators/features/marker/src/marker-quota.c +++ b/xlators/features/marker/src/marker-quota.c @@ -59,111 +59,129 @@ out: return ret; } -int32_t -mq_get_ctx_updation_status (quota_inode_ctx_t *ctx, +static void +mq_set_ctx_status (quota_inode_ctx_t *ctx, gf_boolean_t *flag, + gf_boolean_t status) +{ + LOCK (&ctx->lock); + { + *flag = status; + } + UNLOCK (&ctx->lock); +} + +static void +mq_test_and_set_ctx_status (quota_inode_ctx_t *ctx, gf_boolean_t *flag, gf_boolean_t *status) { - int32_t ret = -1; + gf_boolean_t temp = _gf_false; - GF_VALIDATE_OR_GOTO ("marker", ctx, out); - GF_VALIDATE_OR_GOTO ("marker", status, out); + LOCK (&ctx->lock); + { + temp = *status; + *status = *flag; + *flag = temp; + } + UNLOCK (&ctx->lock); +} +static void +mq_get_ctx_status (quota_inode_ctx_t *ctx, gf_boolean_t *flag, + gf_boolean_t *status) +{ LOCK (&ctx->lock); { - *status = ctx->updation_status; + *status = *flag; } UNLOCK (&ctx->lock); +} - ret = 0; +int32_t +mq_get_ctx_updation_status (quota_inode_ctx_t *ctx, + gf_boolean_t *status) +{ + GF_VALIDATE_OR_GOTO ("marker", ctx, out); + GF_VALIDATE_OR_GOTO ("marker", status, out); + + mq_get_ctx_status (ctx, &ctx->updation_status, status); + return 0; out: - return ret; + return -1; } - int32_t mq_set_ctx_updation_status (quota_inode_ctx_t *ctx, gf_boolean_t status) { - int32_t ret = -1; - - if (ctx == NULL) - goto out; - - LOCK (&ctx->lock); - { - ctx->updation_status = status; - } - UNLOCK (&ctx->lock); + GF_VALIDATE_OR_GOTO ("marker", ctx, out); - ret = 0; + mq_set_ctx_status (ctx, &ctx->updation_status, status); + return 0; out: - return ret; + return -1; } int32_t mq_test_and_set_ctx_updation_status (quota_inode_ctx_t *ctx, gf_boolean_t *status) { - int32_t ret = -1; - gf_boolean_t temp = _gf_false; - GF_VALIDATE_OR_GOTO ("marker", ctx, out); GF_VALIDATE_OR_GOTO ("marker", status, out); - LOCK (&ctx->lock); - { - temp = *status; - *status = ctx->updation_status; - ctx->updation_status = temp; - } - UNLOCK (&ctx->lock); - - ret = 0; + mq_test_and_set_ctx_status (ctx, &ctx->updation_status, status); + return 0; out: - return ret; + return -1; } int32_t mq_set_ctx_create_status (quota_inode_ctx_t *ctx, gf_boolean_t status) { - int32_t ret = -1; - - if (ctx == NULL) - goto out; - - LOCK (&ctx->lock); - { - ctx->create_status = status; - } - UNLOCK (&ctx->lock); + GF_VALIDATE_OR_GOTO ("marker", ctx, out); - ret = 0; + mq_set_ctx_status (ctx, &ctx->create_status, status); + return 0; out: - return ret; + return -1; } int32_t mq_test_and_set_ctx_create_status (quota_inode_ctx_t *ctx, gf_boolean_t *status) { - int32_t ret = -1; - gf_boolean_t temp = _gf_false; - GF_VALIDATE_OR_GOTO ("marker", ctx, out); GF_VALIDATE_OR_GOTO ("marker", status, out); - LOCK (&ctx->lock); - { - temp = *status; - *status = ctx->create_status; - ctx->create_status = temp; - } - UNLOCK (&ctx->lock); + mq_test_and_set_ctx_status (ctx, &ctx->create_status, status); + return 0; +out: + return -1; +} - ret = 0; +int32_t +mq_set_ctx_dirty_status (quota_inode_ctx_t *ctx, + gf_boolean_t status) +{ + GF_VALIDATE_OR_GOTO ("marker", ctx, out); + + mq_set_ctx_status (ctx, &ctx->dirty_status, status); + return 0; out: - return ret; + return -1; +} + +int32_t +mq_test_and_set_ctx_dirty_status (quota_inode_ctx_t *ctx, + gf_boolean_t *status) +{ + GF_VALIDATE_OR_GOTO ("marker", ctx, out); + GF_VALIDATE_OR_GOTO ("marker", status, out); + + mq_test_and_set_ctx_status (ctx, &ctx->dirty_status, status); + return 0; +out: + return -1; } void @@ -2400,6 +2418,7 @@ mq_mark_dirty (xlator_t *this, loc_t *loc, int32_t dirty) if (ret < 0) { gf_log (this->name, GF_LOG_ERROR, "failed to get inode ctx for " "%s", loc->path); + ret = 0; goto out; } @@ -2832,8 +2851,7 @@ mq_prevalidate_txn (xlator_t *this, loc_t *origin_loc, loc_t *loc, quota_inode_ctx_t *ctxtmp = NULL; if (origin_loc == NULL || origin_loc->inode == NULL || - (gf_uuid_is_null(origin_loc->gfid) && - gf_uuid_is_null(origin_loc->inode->gfid))) + gf_uuid_is_null(origin_loc->inode->gfid)) goto out; loc_copy (loc, origin_loc); @@ -2841,6 +2859,14 @@ mq_prevalidate_txn (xlator_t *this, loc_t *origin_loc, loc_t *loc, if (gf_uuid_is_null (loc->gfid)) gf_uuid_copy (loc->gfid, loc->inode->gfid); + if (!loc_is_root(loc) && loc->parent == NULL) { + loc->parent = inode_parent (loc->inode, 0, NULL); + if (loc->parent == NULL) { + ret = -1; + goto out; + } + } + if (ctx) ret = mq_inode_ctx_get (loc->inode, this, ctx); else @@ -2984,6 +3010,7 @@ mq_reduce_parent_size_task (void *opaque) { int32_t ret = -1; quota_inode_ctx_t *ctx = NULL; + quota_inode_ctx_t *parent_ctx = NULL; inode_contribution_t *contribution = NULL; quota_meta_t delta = {0, }; quota_meta_t contri = {0, }; @@ -3003,13 +3030,6 @@ mq_reduce_parent_size_task (void *opaque) this = args->this; THIS = this; - ret = mq_inode_ctx_get (loc->inode, this, &ctx); - if (ret < 0) { - gf_log_callingfn (this->name, GF_LOG_WARNING, "ctx for" - " the node %s is NULL", loc->path); - goto out; - } - ret = mq_inode_loc_fill (NULL, loc->parent, &parent_loc); if (ret < 0) { gf_log (this->name, GF_LOG_ERROR, "loc fill failed"); @@ -3032,6 +3052,14 @@ mq_reduce_parent_size_task (void *opaque) delta.dir_count = contri.dir_count; } else { remove_xattr = _gf_true; + + ret = mq_inode_ctx_get (loc->inode, this, &ctx); + if (ret < 0) { + gf_log_callingfn (this->name, GF_LOG_WARNING, "ctx for" + " the node %s is NULL", loc->path); + goto out; + } + contribution = mq_get_contribution_node (loc->parent, ctx); if (contribution == NULL) { ret = -1; @@ -3071,8 +3099,20 @@ mq_reduce_parent_size_task (void *opaque) goto out; out: - if (dirty && ret >= 0) - ret = mq_mark_dirty (this, &parent_loc, 0); + if (dirty) { + if (ret < 0) { + /* On failure clear dirty status flag. + * In the next lookup inspect_directory_xattr + * can set the status flag and fix the + * dirty directory + */ + ret = mq_inode_ctx_get (parent_loc.inode, this, + &parent_ctx); + mq_set_ctx_dirty_status (parent_ctx, _gf_false); + } else { + ret = mq_mark_dirty (this, &parent_loc, 0); + } + } if (locked) ret = mq_lock (this, &parent_loc, F_UNLCK); @@ -3107,12 +3147,6 @@ mq_reduce_parent_size_txn (xlator_t *this, loc_t *origin_loc, goto out; } - if (loc.parent == NULL) { - gf_log (this->name, GF_LOG_WARNING, "parent is NULL for %s, " - "aborting reduce parent size txn", loc.path); - goto out; - } - ret = mq_synctask1 (this, mq_reduce_parent_size_task, _gf_true, &loc, contri); out: @@ -3135,6 +3169,7 @@ mq_initiate_quota_task (void *opaque) loc_t *loc = NULL; inode_contribution_t *contri = NULL; quota_inode_ctx_t *ctx = NULL; + quota_inode_ctx_t *parent_ctx = NULL; inode_t *tmp_parent = NULL; GF_VALIDATE_OR_GOTO ("marker", opaque, out); @@ -3302,8 +3337,20 @@ mq_initiate_quota_task (void *opaque) } out: - if (ret >= 0 && dirty) - ret = mq_mark_dirty (this, &parent_loc, 0); + if (dirty) { + if (ret < 0) { + /* On failure clear dirty status flag. + * In the next lookup inspect_directory_xattr + * can set the status flag and fix the + * dirty directory + */ + ret = mq_inode_ctx_get (parent_loc.inode, this, + &parent_ctx); + mq_set_ctx_dirty_status (parent_ctx, _gf_false); + } else { + ret = mq_mark_dirty (this, &parent_loc, 0); + } + } if (locked) ret = mq_lock (this, &parent_loc, F_UNLCK); @@ -3340,12 +3387,6 @@ _mq_initiate_quota_txn (xlator_t *this, loc_t *origin_loc, gf_boolean_t spawn) goto out; } - if (loc.parent == NULL) { - gf_log (this->name, GF_LOG_WARNING, "parent is NULL for %s, " - "aborting updation txn", loc.path); - goto out; - } - ret = mq_test_and_set_ctx_updation_status (ctx, &status); if (ret < 0 || status == _gf_true) goto out; @@ -3408,6 +3449,7 @@ mq_update_dirty_inode_task (void *opaque) quota_synctask_t *args = NULL; xlator_t *this = NULL; loc_t *loc = NULL; + quota_inode_ctx_t *ctx = NULL; GF_ASSERT (opaque); @@ -3416,6 +3458,10 @@ mq_update_dirty_inode_task (void *opaque) this = args->this; THIS = this; + ret = mq_inode_ctx_get (loc->inode, this, &ctx); + if (ret < 0) + goto out; + ret = mq_lock (this, loc, F_WRLCK); if (ret < 0) goto out; @@ -3525,8 +3571,16 @@ out: if (fd) fd_unref (fd); - if (ret >= 0 && dirty) + if (ret < 0) { + /* On failure clear dirty status flag. + * In the next lookup inspect_directory_xattr + * can set the status flag and fix the + * dirty directory + */ + mq_set_ctx_dirty_status (ctx, _gf_false); + } else if (dirty) { mq_mark_dirty (this, loc, 0); + } if (locked) mq_lock (this, loc, F_UNLCK); @@ -3540,15 +3594,23 @@ out: } int32_t -mq_update_dirty_inode_txn (xlator_t *this, loc_t *loc) +mq_update_dirty_inode_txn (xlator_t *this, loc_t *loc, quota_inode_ctx_t *ctx) { - int32_t ret = -1; + int32_t ret = -1; + gf_boolean_t status = _gf_true; GF_VALIDATE_OR_GOTO ("marker", loc, out); GF_VALIDATE_OR_GOTO ("marker", loc->inode, out); + ret = mq_test_and_set_ctx_dirty_status (ctx, &status); + if (ret < 0 || status == _gf_true) + goto out; + ret = mq_synctask (this, mq_update_dirty_inode_task, _gf_true, loc); out: + if (ret < 0 && status == _gf_false) + mq_set_ctx_dirty_status (ctx, _gf_false); + return ret; } @@ -3563,6 +3625,7 @@ mq_inspect_directory_xattr (xlator_t *this, quota_inode_ctx_t *ctx, quota_meta_t contri = {0, }; quota_meta_t delta = {0, }; char contri_key[CONTRI_KEY_MAX] = {0, }; + gf_boolean_t status = _gf_false; ret = dict_get_int8 (dict, QUOTA_DIRTY_KEY, &dirty); if (ret < 0) { @@ -3602,15 +3665,21 @@ mq_inspect_directory_xattr (xlator_t *this, quota_inode_ctx_t *ctx, ctx->size = size.size; ctx->file_count = size.file_count; ctx->dir_count = size.dir_count; + ctx->dirty = dirty; } UNLOCK (&ctx->lock); + ret = mq_get_ctx_updation_status (ctx, &status); + if (ret < 0 || status == _gf_true) { + /* If the update txn is in progress abort inspection */ + ret = 0; + goto out; + } + mq_compute_delta (&delta, &size, &contri); if (dirty) { - if (ctx->dirty == 0) - ret = mq_update_dirty_inode_txn (this, loc); - + ret = mq_update_dirty_inode_txn (this, loc, ctx); goto out; } @@ -3619,6 +3688,7 @@ mq_inspect_directory_xattr (xlator_t *this, quota_inode_ctx_t *ctx, mq_initiate_quota_txn (this, loc); ret = 0; + goto out; create_xattr: if (ret < 0) @@ -3638,6 +3708,7 @@ mq_inspect_file_xattr (xlator_t *this, quota_inode_ctx_t *ctx, quota_meta_t contri = {0, }; quota_meta_t delta = {0, }; char contri_key[CONTRI_KEY_MAX] = {0, }; + gf_boolean_t status = _gf_false; LOCK (&ctx->lock); { @@ -3668,6 +3739,13 @@ mq_inspect_file_xattr (xlator_t *this, quota_inode_ctx_t *ctx, } UNLOCK (&contribution->lock); + ret = mq_get_ctx_updation_status (ctx, &status); + if (ret < 0 || status == _gf_true) { + /* If the update txn is in progress abort inspection */ + ret = 0; + goto out; + } + mq_compute_delta (&delta, &size, &contri); if (!quota_meta_is_null (&delta)) mq_initiate_quota_txn (this, loc); diff --git a/xlators/features/marker/src/marker-quota.h b/xlators/features/marker/src/marker-quota.h index 6bae110f014..9491d5e12bd 100644 --- a/xlators/features/marker/src/marker-quota.h +++ b/xlators/features/marker/src/marker-quota.h @@ -86,6 +86,7 @@ struct quota_inode_ctx { int8_t dirty; gf_boolean_t create_status; gf_boolean_t updation_status; + gf_boolean_t dirty_status; gf_lock_t lock; struct list_head contribution_head; }; -- cgit