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| author | Jeff Roberson <jeff@FreeBSD.org> | 2005-03-13 11:47:04 +0000 |
|---|---|---|
| committer | Jeff Roberson <jeff@FreeBSD.org> | 2005-03-13 11:47:04 +0000 |
| commit | 2b3183a8b7b7dec222ae16b8caadce29365ce162 (patch) | |
| tree | 53752a6ef6ca456b0a95109463e7335b53f64781 | |
| parent | 9331fd135bf9ca019298b3b4526212df2263eff7 (diff) | |
| download | src-2b3183a8b7b7dec222ae16b8caadce29365ce162.tar.gz src-2b3183a8b7b7dec222ae16b8caadce29365ce162.zip | |
- A lock is required before calling VOP_REVOKE. Our reference protects us
from accessing another vnode so a naked VOP_LOCK is sufficient.
Sponsored by: Isilon Systems, Inc.
Notes
Notes:
svn path=/head/; revision=143496
| -rw-r--r-- | sys/kern/kern_exit.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/kern_exit.c b/sys/kern/kern_exit.c index a52e69521eca..e27e9b0cf750 100644 --- a/sys/kern/kern_exit.c +++ b/sys/kern/kern_exit.c @@ -320,8 +320,9 @@ retry: sp->s_ttyvp = NULL; SESS_UNLOCK(p->p_session); sx_xunlock(&proctree_lock); + VOP_LOCK(ttyvp, LK_EXCLUSIVE, td); VOP_REVOKE(ttyvp, REVOKEALL); - vrele(ttyvp); + vput(ttyvp); sx_xlock(&proctree_lock); } } |