diff options
| author | Alfred Perlstein <alfred@FreeBSD.org> | 2001-05-19 01:28:09 +0000 |
|---|---|---|
| committer | Alfred Perlstein <alfred@FreeBSD.org> | 2001-05-19 01:28:09 +0000 |
| commit | 2395531439bb140427dff4dfd6d67856f907c15e (patch) | |
| tree | 7d51c8cab74aeec829658414e052238902ea14a0 /sys/kern/kern_synch.c | |
| parent | 3620eb66f3ef16ff28810c74476f01e29c1562bf (diff) | |
Notes
Diffstat (limited to 'sys/kern/kern_synch.c')
| -rw-r--r-- | sys/kern/kern_synch.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/kern/kern_synch.c b/sys/kern/kern_synch.c index 7d793de4ee2b..e09a3772c8b5 100644 --- a/sys/kern/kern_synch.c +++ b/sys/kern/kern_synch.c @@ -378,6 +378,13 @@ msleep(ident, mtx, priority, wmesg, timo) int rval = 0; WITNESS_SAVE_DECL(mtx); + KASSERT(ident == &proc0 || /* XXX: swapper */ + timo != 0 || /* XXX: we might still miss a wakeup */ + mtx_owned(&Giant) || mtx != NULL, + ("indefinite sleep without mutex, wmesg: \"%s\" ident: %p", + wmesg, ident)); + if (mtx_owned(&vm_mtx) && mtx != &vm_mtx) + panic("sleeping with vm_mtx held."); #ifdef KTRACE if (p && KTRPOINT(p, KTR_CSW)) ktrcsw(p->p_tracep, 1, 0); |