From 7f0042dce94edb58c92662d9e4f852ba006d12dc Mon Sep 17 00:00:00 2001 From: Ryan Ding Date: Wed, 24 Aug 2016 00:24:30 +0800 Subject: 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. Change-Id: I1c145a5feb137767880a08e79f810537283fb6b9 BUG: 1369524 Signed-off-by: Ryan Ding [ndevos: check .reaper_init_done and make it a boolean] Reviewed-on: http://review.gluster.org/15298 Smoke: Gluster Build System Reviewed-by: soumya k Reviewed-by: Niels de Vos NetBSD-regression: NetBSD Build System CentOS-regression: Gluster Build System --- xlators/features/upcall/src/upcall.c | 9 +++++---- xlators/features/upcall/src/upcall.h | 2 +- 2 files changed, 6 insertions(+), 5 deletions(-) (limited to 'xlators/features') diff --git a/xlators/features/upcall/src/upcall.c b/xlators/features/upcall/src/upcall.c index a007d694099..c49a3fd8796 100644 --- a/xlators/features/upcall/src/upcall.c +++ b/xlators/features/upcall/src/upcall.c @@ -2091,7 +2091,7 @@ reconfigure (xlator_t *this, dict_t *options) " Disabling cache_invalidation", strerror(errno)); } - priv->reaper_init_done = 1; + priv->reaper_init_done = _gf_true; } out: @@ -2123,7 +2123,7 @@ 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; @@ -2138,7 +2138,7 @@ init (xlator_t *this) " Disabling cache_invalidation", strerror(errno)); } - priv->reaper_init_done = 1; + priv->reaper_init_done = _gf_true; } out: if (ret) { @@ -2161,7 +2161,8 @@ 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 1616825580f..f86849341ec 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; }; -- cgit