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| author | julian <julian@FreeBSD.org> | 2002-12-10 02:33:45 +0000 |
|---|---|---|
| committer | julian <julian@FreeBSD.org> | 2002-12-10 02:33:45 +0000 |
| commit | 9868d96f1fab28e828ad309a400539d072e1da2d (patch) | |
| tree | b7b4d7891168c36af86fd5540478865532fe8977 /sys/kern/kern_fork.c | |
| parent | 9349f701144f7b1af93f420305e9cbf99727d7ed (diff) | |
| download | FreeBSD-src-9868d96f1fab28e828ad309a400539d072e1da2d.zip FreeBSD-src-9868d96f1fab28e828ad309a400539d072e1da2d.tar.gz | |
Unbreak the KSE code. Keep track of zobie threads using the Per-CPU storage
during the context switch. Rearrange thread cleanups
to avoid problems with Giant. Clean threads when freed or
when recycled.
Approved by: re (jhb)
Diffstat (limited to 'sys/kern/kern_fork.c')
| -rw-r--r-- | sys/kern/kern_fork.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index caefeff..c63a839 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -834,9 +834,15 @@ fork_exit(callout, arg, frame) void *arg; struct trapframe *frame; { - struct thread *td = curthread; - struct proc *p = td->td_proc; + struct thread *td; + struct proc *p; + if ((td = PCPU_GET(deadthread))) { + PCPU_SET(deadthread, NULL); + thread_stash(td); + } + td = curthread; + p = td->td_proc; td->td_kse->ke_oncpu = PCPU_GET(cpuid); p->p_state = PRS_NORMAL; /* |
