diff options
author | Pranith Kumar K <pkarampu@redhat.com> | 2016-05-19 16:24:09 +0530 |
---|---|---|
committer | Pranith Kumar Karampuri <pkarampu@redhat.com> | 2016-05-26 05:54:25 -0700 |
commit | 606fe093b804cb133e27de2d7d21baeba4fb3944 (patch) | |
tree | 9ebf2bee7836edbe81d35508a4b5246e8c62848e | |
parent | ecf3241eb51fbf5264594c65c6bdb7edac31b526 (diff) |
cluster/afr: Do not inode_link in afr
Race is explained at
https://bugzilla.redhat.com/show_bug.cgi?id=1337405#c0
This patch also handles performing of self-heal with shd-pid.
Also performs the healing with this->itable's inode rather than
main itable.
>BUG: 1337405
>Change-Id: Id657a6623b71998b027b1dff6af5bbdf8cab09c9
>Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
>Reviewed-on: http://review.gluster.org/14422
>Smoke: Gluster Build System <jenkins@build.gluster.com>
>NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
>CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
>Reviewed-by: Krutika Dhananjay <kdhananj@redhat.com>
BUG: 1337872
Change-Id: I6d8e79a44e4cc1c5489d81f05c82510e4e90546f
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/14456
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
Smoke: Gluster Build System <jenkins@build.gluster.com>
-rw-r--r-- | tests/bugs/replicate/bug-1134691-afr-lookup-metadata-heal.t | 3 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr-common.c | 6 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal-metadata.c | 42 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal.h | 3 |
4 files changed, 48 insertions, 6 deletions
diff --git a/tests/bugs/replicate/bug-1134691-afr-lookup-metadata-heal.t b/tests/bugs/replicate/bug-1134691-afr-lookup-metadata-heal.t index f43c7cea551..44c2ed25f9d 100644 --- a/tests/bugs/replicate/bug-1134691-afr-lookup-metadata-heal.t +++ b/tests/bugs/replicate/bug-1134691-afr-lookup-metadata-heal.t @@ -8,8 +8,9 @@ cleanup; TEST glusterd TEST pidof glusterd TEST $CLI volume create $V0 replica 3 $H0:$B0/brick{0,1,2} -TEST $CLI volume start $V0 +TEST $CLI volume set $V0 performance.stat-prefetch off TEST $CLI volume set $V0 cluster.self-heal-daemon off +TEST $CLI volume start $V0 TEST glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 --attribute-timeout=0 --entry-timeout=0 cd $M0 diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c index a346454bcce..d5a5ae14453 100644 --- a/xlators/cluster/afr/src/afr-common.c +++ b/xlators/cluster/afr/src/afr-common.c @@ -1953,13 +1953,9 @@ afr_lookup_sh_metadata_wrap (void *opaque) if (first == -1) goto out; - inode = inode_link (local->inode, NULL, NULL, &replies[first].poststat); - if(!inode) + if (afr_selfheal_metadata_by_stbuf (this, &replies[first].poststat)) goto out; - afr_selfheal_metadata (frame, this, inode); - inode_unref (inode); - afr_local_replies_wipe (local, this->private); dict = dict_new (); diff --git a/xlators/cluster/afr/src/afr-self-heal-metadata.c b/xlators/cluster/afr/src/afr-self-heal-metadata.c index d6daadc2ba6..014d53b38f4 100644 --- a/xlators/cluster/afr/src/afr-self-heal-metadata.c +++ b/xlators/cluster/afr/src/afr-self-heal-metadata.c @@ -435,3 +435,45 @@ unlock: afr_replies_wipe (locked_replies, priv->child_count); return ret; } + +int +afr_selfheal_metadata_by_stbuf (xlator_t *this, struct iatt *stbuf) +{ + inode_t *inode = NULL; + inode_t *link_inode = NULL; + call_frame_t *frame = NULL; + int ret = 0; + + if (gf_uuid_is_null (stbuf->ia_gfid)) { + ret = -EINVAL; + goto out; + } + + inode = inode_new (this->itable); + if (!inode) { + ret = -ENOMEM; + goto out; + } + + link_inode = inode_link (inode, NULL, NULL, stbuf); + if (!link_inode) { + ret = -ENOMEM; + goto out; + } + + frame = afr_frame_create (this); + if (!frame) { + ret = -ENOMEM; + goto out; + } + + ret = afr_selfheal_metadata (frame, this, link_inode); +out: + if (inode) + inode_unref (inode); + if (link_inode) + inode_unref (link_inode); + if (frame) + AFR_STACK_DESTROY (frame); + return ret; +} diff --git a/xlators/cluster/afr/src/afr-self-heal.h b/xlators/cluster/afr/src/afr-self-heal.h index afc086c0560..f54eb9cf23e 100644 --- a/xlators/cluster/afr/src/afr-self-heal.h +++ b/xlators/cluster/afr/src/afr-self-heal.h @@ -277,4 +277,7 @@ afr_locked_fill (call_frame_t *frame, xlator_t *this, int afr_choose_source_by_policy (afr_private_t *priv, unsigned char *sources, afr_transaction_type type); + +int +afr_selfheal_metadata_by_stbuf (xlator_t *this, struct iatt *stbuf); #endif /* !_AFR_SELFHEAL_H */ |