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| author | Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> | 2014-09-11 23:01:16 +0200 |
|---|---|---|
| committer | Ivan Maidanski <ivmai@mail.ru> | 2014-09-23 23:40:49 +0400 |
| commit | cf209248817c9e00f0d31d9960d2439d132a9b47 (patch) | |
| tree | 4dcdd2143153ef969b2890b1a9e318652dbe343c | |
| parent | d0615e61c920120f4689ae591f731151d5ca8523 (diff) | |
| download | bdwgc-cf209248817c9e00f0d31d9960d2439d132a9b47.tar.gz | |
Relax mark_mutex attribute needed to disable elision (Linux/x64)
* pthread_support.c (setup_mark_lock): Pass PTHREAD_MUTEX_NORMAL
(instead of PTHREAD_MUTEX_ERRORCHECK) to pthread_mutexattr_settype
(actually, any valid settype call disables lock elision in glibc 2.19).
| -rw-r--r-- | pthread_support.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pthread_support.c b/pthread_support.c index 9c0d4bc5..33c8a338 100644 --- a/pthread_support.c +++ b/pthread_support.c @@ -2028,7 +2028,7 @@ static void setup_mark_lock(void) if (0 != pthread_mutexattr_init(&mattr)) { ABORT("pthread_mutexattr_init failed"); } - if (0 != pthread_mutexattr_settype(&mattr, PTHREAD_MUTEX_ERRORCHECK)) { + if (0 != pthread_mutexattr_settype(&mattr, PTHREAD_MUTEX_NORMAL)) { ABORT("pthread_mutexattr_settype failed"); } if (0 != pthread_mutex_init(&mark_mutex, &mattr)) { |