diff options
| author | Pavan Sondur <pavan@gluster.com> | 2010-09-06 09:01:24 +0000 | 
|---|---|---|
| committer | Vijay Bellur <vijay@dev.gluster.com> | 2010-09-06 09:38:18 -0700 | 
| commit | d38b2217393c460937505f30bd61576e7957f877 (patch) | |
| tree | f3d69e93d6c8337146c7ba0fabc40ec44204c2a7 /xlators/cluster | |
| parent | 716776f2e35d240db7b9731a4eda557a0be462f8 (diff) | |
cluster/afr: Fix hang in create when one subvol is down.
Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com>
Signed-off-by: Vijay Bellur <vijay@dev.gluster.com>
BUG: 1544 (Create fails when 1 server is down)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1544
Diffstat (limited to 'xlators/cluster')
| -rw-r--r-- | xlators/cluster/afr/src/afr-dir-read.c | 15 | ||||
| -rw-r--r-- | xlators/cluster/afr/src/afr-lk-common.c | 43 | 
2 files changed, 37 insertions, 21 deletions
diff --git a/xlators/cluster/afr/src/afr-dir-read.c b/xlators/cluster/afr/src/afr-dir-read.c index a6b13f7c991..1f29cc006f1 100644 --- a/xlators/cluster/afr/src/afr-dir-read.c +++ b/xlators/cluster/afr/src/afr-dir-read.c @@ -226,14 +226,20 @@ afr_opendir_cbk (call_frame_t *frame, void *cookie,  		 xlator_t *this, int32_t op_ret, int32_t op_errno,  		 fd_t *fd)  { -	afr_local_t * local  = NULL; +        afr_private_t *priv              = NULL; +	afr_local_t   *local             = NULL; +        int32_t        up_children_count = 0;  	int call_count = -1; +        priv  = this->private; +        local = frame->local; + +        up_children_count = afr_up_children_count (priv->child_count, +                                                   local->child_up); +  	LOCK (&frame->lock);  	{ -		local = frame->local; -  		if (op_ret >= 0)  			local->op_ret = op_ret; @@ -247,7 +253,8 @@ afr_opendir_cbk (call_frame_t *frame, void *cookie,                  if (local->op_ret == 0) {                          afr_fd_ctx_set (this, local->fd); -                        if (!afr_is_opendir_done (this, local->fd->inode)) { +                        if (!afr_is_opendir_done (this, local->fd->inode) && +                            up_children_count > 1) {                                  /*                                   * This is the first opendir on this inode. We need diff --git a/xlators/cluster/afr/src/afr-lk-common.c b/xlators/cluster/afr/src/afr-lk-common.c index 50f253e8cdf..749c6bf9a59 100644 --- a/xlators/cluster/afr/src/afr-lk-common.c +++ b/xlators/cluster/afr/src/afr-lk-common.c @@ -615,6 +615,10 @@ afr_unlock_inodelk (call_frame_t *frame, xlator_t *this)                                                     priv->children[i]->fops->finodelk,                                                     this->name, local->fd,                                                     F_SETLK, &flock); + +                                if (!--call_count) +                                        break; +                          } else {                                  afr_trace_inodelk_in (frame, AFR_INODELK_TRANSACTION,                                                        AFR_UNLOCK_OP, &flock, F_SETLK, i); @@ -625,12 +629,14 @@ afr_unlock_inodelk (call_frame_t *frame, xlator_t *this)                                                     priv->children[i]->fops->inodelk,                                                     this->name, &local->loc,                                                     F_SETLK, &flock); + +                                if (!--call_count) +                                        break; +                          }                  } -                if (!--call_count) -                        break;          }  out: @@ -693,10 +699,10 @@ afr_unlock_entrylk (call_frame_t *frame, xlator_t *this)                                             this->name,                                             loc, basename,                                             ENTRYLK_UNLOCK, ENTRYLK_WRLCK); -                } -                if (!--call_count) -                        break; +                        if (!--call_count) +                                break; +                }          }  out: @@ -1267,10 +1273,11 @@ afr_nonblocking_entrylk (call_frame_t *frame, xlator_t *this)                                                     priv->children[i]->fops->entrylk,                                                     this->name, loc, basename,                                                     ENTRYLK_LOCK, ENTRYLK_WRLCK); -                        } -                        if (!--call_count) -                                break; +                                if (!--call_count) +                                        break; + +                        }                  }          } @@ -1405,10 +1412,10 @@ afr_nonblocking_inodelk (call_frame_t *frame, xlator_t *this)                                                     this->name, local->fd,                                                     F_SETLK, &flock); -                        } +                                if (!--call_count) +                                        break; -                        if (!--call_count) -                                break; +                        }                  }          } else { @@ -1426,10 +1433,11 @@ afr_nonblocking_inodelk (call_frame_t *frame, xlator_t *this)                                                     priv->children[i]->fops->inodelk,                                                     this->name, &local->loc,                                                     F_SETLK, &flock); -                        } -                        if (!--call_count) -                                break; +                                if (!--call_count) +                                        break; + +                        }                  }          } @@ -1525,10 +1533,11 @@ afr_unlock_lower_entrylk (call_frame_t *frame, xlator_t *this)                                             this->name,                                             loc, basename,                                             ENTRYLK_UNLOCK, ENTRYLK_WRLCK); -                } -                if (!--call_count) -                        break; +                        if (!--call_count) +                                break; + +                }          }  out:  | 
