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authorrmacklem <rmacklem@FreeBSD.org>2011-05-22 01:07:54 +0000
committerrmacklem <rmacklem@FreeBSD.org>2011-05-22 01:07:54 +0000
commitfbb8a5e8ec5608b837e3fd521703f5642de04e13 (patch)
treed4de50d8fbaaca75e31ae95cbc9c63c287ea95d9 /sys/nlm
parent3dd8ae4222dacd974bc67c89db57fbe97d36ed79 (diff)
downloadFreeBSD-src-fbb8a5e8ec5608b837e3fd521703f5642de04e13.zip
FreeBSD-src-fbb8a5e8ec5608b837e3fd521703f5642de04e13.tar.gz
Add a lock flags argument to the VFS_FHTOVP() file system
method, so that callers can indicate the minimum vnode locking requirement. This will allow some file systems to choose to return a LK_SHARED locked vnode when LK_SHARED is specified for the flags argument. This patch only adds the flag. It does not change any file system to use it and all callers specify LK_EXCLUSIVE, so file system semantics are not changed. Reviewed by: kib
Diffstat (limited to 'sys/nlm')
-rw-r--r--sys/nlm/nlm_prot_impl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/nlm/nlm_prot_impl.c b/sys/nlm/nlm_prot_impl.c
index 070fdf9..afbb9dd 100644
--- a/sys/nlm/nlm_prot_impl.c
+++ b/sys/nlm/nlm_prot_impl.c
@@ -1797,7 +1797,7 @@ nlm_get_vfs_state(struct nlm_host *host, struct svc_req *rqstp,
goto out;
}
- error = VFS_FHTOVP(vs->vs_mp, &fhp->fh_fid, &vs->vs_vp);
+ error = VFS_FHTOVP(vs->vs_mp, &fhp->fh_fid, LK_EXCLUSIVE, &vs->vs_vp);
if (error)
goto out;
vs->vs_vnlocked = TRUE;
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