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authorNiels de Vos <ndevos@redhat.com>2016-08-29 16:28:49 +0200
committerNiels de Vos <ndevos@redhat.com>2016-09-05 02:07:18 -0700
commit7cab35488c19b2357411e0a949eabf2066a5172d (patch)
treea3b22e61d2bf45e2a9b40629e6eb75e7a1803acd
parentffc7d44095ba23c761a034fb713cae05df135f2b (diff)
features/upcall: segment fault while join thread reaper_thr in fini()
reaper_thr thread may not be started according to option 'cache-invalidation', if it's not started, join it in fini will cause a segment fault. Cherry picked from commit 7f0042dce94edb58c92662d9e4f852ba006d12dc: > Change-Id: I1c145a5feb137767880a08e79f810537283fb6b9 > BUG: 1369524 > Signed-off-by: Ryan Ding <ryan.ding@open-fs.com> > [ndevos: check .reaper_init_done and make it a boolean] > Reviewed-on: http://review.gluster.org/15298 > Smoke: Gluster Build System <jenkins@build.gluster.org> > Reviewed-by: soumya k <skoduri@redhat.com> > Reviewed-by: Niels de Vos <ndevos@redhat.com> > NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org> > CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Change-Id: I1c145a5feb137767880a08e79f810537283fb6b9 BUG: 1371194 Signed-off-by: Niels de Vos <ndevos@redhat.com> Reviewed-on: http://review.gluster.org/15336 Smoke: Gluster Build System <jenkins@build.gluster.org> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Ryan Ding <ryan.ding@open-fs.com> Reviewed-by: soumya k <skoduri@redhat.com>
-rw-r--r--xlators/features/upcall/src/upcall.c9
-rw-r--r--xlators/features/upcall/src/upcall.h2
2 files changed, 6 insertions, 5 deletions
diff --git a/xlators/features/upcall/src/upcall.c b/xlators/features/upcall/src/upcall.c
index 1822d9b119c..e02b1b175c1 100644
--- a/xlators/features/upcall/src/upcall.c
+++ b/xlators/features/upcall/src/upcall.c
@@ -1656,7 +1656,7 @@ reconfigure (xlator_t *this, dict_t *options)
" Disabling cache_invalidation",
strerror(errno));
}
- priv->reaper_init_done = 1;
+ priv->reaper_init_done = _gf_true;
}
out:
@@ -1688,7 +1688,7 @@ init (xlator_t *this)
this->private = priv;
priv->fini = 0;
- priv->reaper_init_done = 0;
+ priv->reaper_init_done = _gf_false;
this->local_pool = mem_pool_new (upcall_local_t, 512);
ret = 0;
@@ -1703,7 +1703,7 @@ init (xlator_t *this)
" Disabling cache_invalidation",
strerror(errno));
}
- priv->reaper_init_done = 1;
+ priv->reaper_init_done = _gf_true;
}
out:
if (ret) {
@@ -1726,7 +1726,8 @@ fini (xlator_t *this)
priv->fini = 1;
- pthread_join (priv->reaper_thr, NULL);
+ if (priv->reaper_init_done)
+ pthread_join (priv->reaper_thr, NULL);
LOCK_DESTROY (&priv->inode_ctx_lk);
diff --git a/xlators/features/upcall/src/upcall.h b/xlators/features/upcall/src/upcall.h
index 344c9c362eb..4d021e0d277 100644
--- a/xlators/features/upcall/src/upcall.h
+++ b/xlators/features/upcall/src/upcall.h
@@ -49,7 +49,7 @@ struct _upcall_private_t {
int32_t cache_invalidation_timeout;
struct list_head inode_ctx_list;
gf_lock_t inode_ctx_lk;
- int32_t reaper_init_done;
+ gf_boolean_t reaper_init_done;
pthread_t reaper_thr;
int32_t fini;
};