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| author | davidxu <davidxu@FreeBSD.org> | 2006-02-23 00:13:58 +0000 |
|---|---|---|
| committer | davidxu <davidxu@FreeBSD.org> | 2006-02-23 00:13:58 +0000 |
| commit | e29c8e080b595587aafe2e1d02c5eb9f9f322a51 (patch) | |
| tree | 7e38ae2e71791b901f46413e77ea39d2b4ba7ae0 /sys/kern/kern_condvar.c | |
| parent | ff94f53a5d7abb067a90f6013082aaa99474583d (diff) | |
| download | FreeBSD-src-e29c8e080b595587aafe2e1d02c5eb9f9f322a51.zip FreeBSD-src-e29c8e080b595587aafe2e1d02c5eb9f9f322a51.tar.gz | |
Fix a sleep queue race for KSE thread.
Reviewed by: jhb
Diffstat (limited to 'sys/kern/kern_condvar.c')
| -rw-r--r-- | sys/kern/kern_condvar.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/sys/kern/kern_condvar.c b/sys/kern/kern_condvar.c index f430ea8..7377981 100644 --- a/sys/kern/kern_condvar.c +++ b/sys/kern/kern_condvar.c @@ -192,18 +192,6 @@ cv_wait_sig(struct cv *cvp, struct mtx *mp) sleepq_lock(cvp); - /* - * Don't bother sleeping if we are exiting and not the exiting - * thread or if our thread is marked as interrupted. - */ - mtx_lock_spin(&sched_lock); - rval = thread_sleep_check(td); - mtx_unlock_spin(&sched_lock); - if (rval != 0) { - sleepq_release(cvp); - return (rval); - } - cvp->cv_waiters++; DROP_GIANT(); mtx_unlock(mp); @@ -315,18 +303,6 @@ cv_timedwait_sig(struct cv *cvp, struct mtx *mp, int timo) sleepq_lock(cvp); - /* - * Don't bother sleeping if we are exiting and not the exiting - * thread or if our thread is marked as interrupted. - */ - mtx_lock_spin(&sched_lock); - rval = thread_sleep_check(td); - mtx_unlock_spin(&sched_lock); - if (rval != 0) { - sleepq_release(cvp); - return (rval); - } - cvp->cv_waiters++; DROP_GIANT(); mtx_unlock(mp); |
