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| author | phk <phk@FreeBSD.org> | 2005-03-01 12:20:49 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2005-03-01 12:20:49 +0000 |
| commit | 42879cd3ce8dab89b16ddaf6d7d10647362a2f14 (patch) | |
| tree | 9210f07a5ef61a5aa18c5489cb318d2c3e1b391a /sys/fs/pseudofs/pseudofs_vncache.c | |
| parent | 2df73116dfb9f6d910f8630c658543465b394283 (diff) | |
| download | FreeBSD-src-42879cd3ce8dab89b16ddaf6d7d10647362a2f14.zip FreeBSD-src-42879cd3ce8dab89b16ddaf6d7d10647362a2f14.tar.gz | |
Avoid a couple of mutex operations in the process exit path for the
common case where procfs have never been mounted.
OK'ed by: des
Diffstat (limited to 'sys/fs/pseudofs/pseudofs_vncache.c')
| -rw-r--r-- | sys/fs/pseudofs/pseudofs_vncache.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/fs/pseudofs/pseudofs_vncache.c b/sys/fs/pseudofs/pseudofs_vncache.c index 4ea4e1e..3914908 100644 --- a/sys/fs/pseudofs/pseudofs_vncache.c +++ b/sys/fs/pseudofs/pseudofs_vncache.c @@ -226,6 +226,8 @@ pfs_exit(void *arg, struct proc *p) struct pfs_vdata *pvd; struct vnode *vnp; + if (pfs_vncache == NULL) + return; mtx_lock(&Giant); /* * This is extremely inefficient due to the fact that vgone() not |
