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author | Rich Felker <dalias@aerifal.cx> | 2013-08-03 17:10:42 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2013-08-03 17:10:42 -0400 |
commit | a7f18a55298ffaa287336fd0c81dcd3fe45e16b6 (patch) | |
tree | 779ffd37a5da2dcb1c6fee92031ac554df56214c /src/time/timer_create.c | |
parent | 7c6c290695cb8726e876ff4fb8413913f661fc0b (diff) | |
download | musl-a7f18a55298ffaa287336fd0c81dcd3fe45e16b6.tar.gz musl-a7f18a55298ffaa287336fd0c81dcd3fe45e16b6.tar.xz musl-a7f18a55298ffaa287336fd0c81dcd3fe45e16b6.zip |
have new timer threads unblock their own SIGTIMER
unblocking it in the pthread_once init function is not sufficient, since multiple threads, some of them with the signal blocked, could already exist before this is called; timers started from such threads would be non-functional.
Diffstat (limited to 'src/time/timer_create.c')
-rw-r--r-- | src/time/timer_create.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/time/timer_create.c b/src/time/timer_create.c index ee6a9c9d..b54a524c 100644 --- a/src/time/timer_create.c +++ b/src/time/timer_create.c @@ -55,8 +55,6 @@ static void install_handler() .sa_flags = SA_SIGINFO | SA_RESTART }; __libc_sigaction(SIGTIMER, &sa, 0); - __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, - SIGTIMER_SET, 0, _NSIG/8); } static void *start(void *arg) @@ -72,6 +70,8 @@ static void *start(void *arg) pthread_barrier_wait(&args->b); if ((id = self->timer_id) >= 0) { + __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, + SIGTIMER_SET, 0, _NSIG/8); __wait(&self->timer_id, 0, id, 1); __syscall(SYS_timer_delete, id); } |