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| author | jake <jake@FreeBSD.org> | 2000-11-22 07:42:04 +0000 |
|---|---|---|
| committer | jake <jake@FreeBSD.org> | 2000-11-22 07:42:04 +0000 |
| commit | 0c0be4e82677a2d8fb49b7a70676bf359e7360b0 (patch) | |
| tree | a0c32260edfde6d861e66b11172147608684043e /sys/kern/kern_synch.c | |
| parent | 1b544875743d53491a096b0c757bf30ce73bb83b (diff) | |
| download | FreeBSD-src-0c0be4e82677a2d8fb49b7a70676bf359e7360b0.zip FreeBSD-src-0c0be4e82677a2d8fb49b7a70676bf359e7360b0.tar.gz | |
Protect the following with a lockmgr lock:
allproc
zombproc
pidhashtbl
proc.p_list
proc.p_hash
nextpid
Reviewed by: jhb
Obtained from: BSD/OS and netbsd
Diffstat (limited to 'sys/kern/kern_synch.c')
| -rw-r--r-- | sys/kern/kern_synch.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/kern_synch.c b/sys/kern/kern_synch.c index 972b682..585d1ff 100644 --- a/sys/kern/kern_synch.c +++ b/sys/kern/kern_synch.c @@ -281,6 +281,7 @@ schedcpu(arg) register int realstathz, s; realstathz = stathz ? stathz : hz; + lockmgr(&allproc_lock, LK_SHARED, NULL, CURPROC); LIST_FOREACH(p, &allproc, p_list) { /* * Increment time in/out of memory and sleep time @@ -340,6 +341,7 @@ schedcpu(arg) mtx_exit(&sched_lock, MTX_SPIN); splx(s); } + lockmgr(&allproc_lock, LK_RELEASE, NULL, CURPROC); vmmeter(); wakeup((caddr_t)&lbolt); timeout(schedcpu, (void *)0, hz); |
