diff options
| author | Pavan Sondur <pavan@gluster.com> | 2010-09-30 02:25:31 +0000 |
|---|---|---|
| committer | Vijay Bellur <vijay@dev.gluster.com> | 2010-09-30 11:19:24 -0700 |
| commit | af18c636c44b1ea56296850e55afe0e4b2ce845c (patch) | |
| tree | 40f8470ec000b96d61b3f8d53286aa0812c9d921 /xlators/cluster/afr/src/afr-common.c | |
| parent | 760daf28898cbb8b5072551735bebee16450ba08 (diff) | |
protocol/client: cluster/afr: Support lock recovery and self heal.
Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com>
Signed-off-by: Vijay Bellur <vijay@dev.gluster.com>
BUG: 865 (Add locks recovery support in GlusterFS)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=865
Diffstat (limited to 'xlators/cluster/afr/src/afr-common.c')
| -rw-r--r-- | xlators/cluster/afr/src/afr-common.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c index 64e22c3229e..9d9f5d0414d 100644 --- a/xlators/cluster/afr/src/afr-common.c +++ b/xlators/cluster/afr/src/afr-common.c @@ -1197,6 +1197,16 @@ afr_fd_ctx_set (xlator_t *this, fd_t *fd) fd_ctx->up_count = priv->up_count; fd_ctx->down_count = priv->down_count; + fd_ctx->locked_on = GF_CALLOC (sizeof (*fd_ctx->locked_on), + priv->child_count, + gf_afr_mt_char); + if (!fd_ctx->locked_on) { + gf_log (this->name, GF_LOG_ERROR, + "Out of memory"); + ret = -ENOMEM; + goto unlock; + } + ret = __fd_ctx_set (fd, this, (uint64_t)(long) fd_ctx); INIT_LIST_HEAD (&fd_ctx->entries); @@ -1426,6 +1436,9 @@ afr_cleanup_fd_ctx (xlator_t *this, fd_t *fd) if (fd_ctx->opened_on) GF_FREE (fd_ctx->opened_on); + if (fd_ctx->locked_on) + GF_FREE (fd_ctx->locked_on); + GF_FREE (fd_ctx); } @@ -2298,8 +2311,9 @@ int32_t afr_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret, int32_t op_errno, struct flock *lock) { - afr_local_t *local = NULL; - afr_private_t *priv = NULL; + afr_local_t *local = NULL; + afr_private_t *priv = NULL; + int ret = 0; int child_index = -1; @@ -2339,7 +2353,18 @@ afr_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, } else { /* locking has succeeded on all nodes that are up */ - AFR_STACK_UNWIND (lk, frame, local->op_ret, local->op_errno, + ret = afr_mark_locked_nodes (this, local->fd, + local->cont.lk.locked_nodes); + if (ret) + gf_log (this->name, GF_LOG_DEBUG, + "Could not save locked nodes info in fdctx"); + + ret = afr_save_locked_fd (this, local->fd); + if (ret) + gf_log (this->name, GF_LOG_DEBUG, + "Could not save locked fd"); + + AFR_STACK_UNWIND (lk, frame, local->op_ret, local->op_errno, &local->cont.lk.ret_flock); } |