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| author | David Xu <davidxu@FreeBSD.org> | 2003-06-10 02:21:32 +0000 |
|---|---|---|
| committer | David Xu <davidxu@FreeBSD.org> | 2003-06-10 02:21:32 +0000 |
| commit | 36407bec4fad5e09e6d10049562c4bec21cc1505 (patch) | |
| tree | 00914c8b6d0a412a7b9c5c7a92c174e43e363ceb /sys/kern/kern_kse.c | |
| parent | 4aeece6a14eeb27e068e7cc19551060c68cde52d (diff) | |
| download | src-36407bec4fad5e09e6d10049562c4bec21cc1505.tar.gz src-36407bec4fad5e09e6d10049562c4bec21cc1505.zip | |
If there are signals delivered to current thread, breaks out of loop,
userret() will be called again by ast() and thread_userret() will be
called again by userret().
Reported by: tegge
Notes
Notes:
svn path=/head/; revision=116138
Diffstat (limited to 'sys/kern/kern_kse.c')
| -rw-r--r-- | sys/kern/kern_kse.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/kern/kern_kse.c b/sys/kern/kern_kse.c index ed37c48b1fa7..4c2f592ea42f 100644 --- a/sys/kern/kern_kse.c +++ b/sys/kern/kern_kse.c @@ -1637,8 +1637,6 @@ thread_userret(struct thread *td, struct trapframe *frame) PROC_LOCK(p); mtx_lock_spin(&sched_lock); while (p->p_numthreads > max_threads_per_proc) { - if (P_SHOULDSTOP(p)) - break; upcalls = 0; FOREACH_KSEGRP_IN_PROC(p, kg2) { if (kg2->kg_numupcalls == 0) @@ -1650,8 +1648,9 @@ thread_userret(struct thread *td, struct trapframe *frame) break; mtx_unlock_spin(&sched_lock); p->p_maxthrwaits++; - msleep(&p->p_numthreads, &p->p_mtx, PPAUSE|PCATCH, - "maxthreads", NULL); + if (msleep(&p->p_numthreads, &p->p_mtx, PPAUSE|PCATCH, + "maxthreads", NULL)) + break; p->p_maxthrwaits--; mtx_lock_spin(&sched_lock); } |