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authorPavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>2018-02-27 12:52:54 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2018-03-12 17:09:50 +0100
commit1a423896fa4fc2ea49c64e7a493d88a8b251950d (patch)
treea5a6b9fe65e87c3af92059e45aa209a71e03b16d
parenta36544d34c8b7e483386d29f9716ca9f4caad9fb (diff)
downloadfocaccia-qemu-1a423896fa4fc2ea49c64e7a493d88a8b251950d.tar.gz
focaccia-qemu-1a423896fa4fc2ea49c64e7a493d88a8b251950d.zip
replay: don't destroy mutex at exit
Replay mutex is held by vCPU thread and destroy function is called
from atexit of the main thread. Therefore we cannot destroy it safely.

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20180227095254.1060.96971.stgit@pasha-VirtualBox>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
-rw-r--r--replay/replay-internal.c5
-rw-r--r--replay/replay-internal.h1
-rw-r--r--replay/replay.c1
3 files changed, 0 insertions, 7 deletions
diff --git a/replay/replay-internal.c b/replay/replay-internal.c
index 7cdefeaa04..fa7bba6dfd 100644
--- a/replay/replay-internal.c
+++ b/replay/replay-internal.c
@@ -176,11 +176,6 @@ void replay_mutex_init(void)
     qemu_mutex_init(&lock);
 }
 
-void replay_mutex_destroy(void)
-{
-    qemu_mutex_destroy(&lock);
-}
-
 bool replay_mutex_locked(void)
 {
     return replay_locked;
diff --git a/replay/replay-internal.h b/replay/replay-internal.h
index 41eee66e9b..d4037058e4 100644
--- a/replay/replay-internal.h
+++ b/replay/replay-internal.h
@@ -104,7 +104,6 @@ void replay_get_array_alloc(uint8_t **buf, size_t *size);
  * synchronisation between vCPU and main-loop threads. */
 
 void replay_mutex_init(void);
-void replay_mutex_destroy(void);
 bool replay_mutex_locked(void);
 
 /*! Checks error status of the file. */
diff --git a/replay/replay.c b/replay/replay.c
index 9cddb6bfc9..5d05ee0460 100644
--- a/replay/replay.c
+++ b/replay/replay.c
@@ -358,7 +358,6 @@ void replay_finish(void)
     replay_snapshot = NULL;
 
     replay_finish_events();
-    replay_mutex_destroy();
 }
 
 void replay_add_blocker(Error *reason)