From 7dd60b80f965af451f952b9f45bd9b6aec0fae74 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 30 Jul 2011 00:24:26 -0400 Subject: [PATCH] fix bug in synccall with no threads: lock was taken but never released --- src/thread/synccall.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/thread/synccall.c b/src/thread/synccall.c index 7c4f92bf..91ac5eb7 100644 --- a/src/thread/synccall.c +++ b/src/thread/synccall.c @@ -54,15 +54,15 @@ void __synccall(void (*func)(void *), void *ctx) struct chain *cur, *next; uint64_t oldmask; - pthread_rwlock_wrlock(&lock); - - __syscall(SYS_rt_sigprocmask, SIG_BLOCK, (uint64_t[]){-1}, &oldmask, 8); - if (!libc.threads_minus_1) { func(ctx); return; } + pthread_rwlock_wrlock(&lock); + + __syscall(SYS_rt_sigprocmask, SIG_BLOCK, (uint64_t[]){-1}, &oldmask, 8); + sem_init(&chaindone, 0, 0); sem_init(&chainlock, 0, 1); chainlen = 0; -- 2.25.1