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authorChristoph Hellwig <hch@infradead.org>2010-10-10 05:36:21 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-10-25 21:26:12 -0400
commitbe148247cfbe2422f5709e77d9c3e10b8a6394da (patch)
treef04605bb5ea21cefd455b6fd81c51d8bb02c1521 /security/tomoyo/realpath.c
parent85fe4025c616a7c0ed07bc2fc8c5371b07f3888c (diff)
downloadlinux-be148247cfbe2422f5709e77d9c3e10b8a6394da.tar.gz
fs: take dcache_lock inside __d_path
All callers take dcache_lock just around the call to __d_path, so take the lock into it in preparation of getting rid of dcache_lock. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'security/tomoyo/realpath.c')
-rw-r--r--security/tomoyo/realpath.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index ed8ccd68010..1d0bf8fa192 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -127,10 +127,8 @@ char *tomoyo_realpath_from_path(struct path *path)
/* If we don't have a vfsmount, we can't calculate. */
if (!path->mnt)
break;
- spin_lock(&dcache_lock);
/* go to whatever namespace root we are under */
pos = __d_path(path, &ns_root, buf, buf_len);
- spin_unlock(&dcache_lock);
/* Prepend "/proc" prefix if using internal proc vfs mount. */
if (!IS_ERR(pos) && (path->mnt->mnt_flags & MNT_INTERNAL) &&
(path->mnt->mnt_sb->s_magic == PROC_SUPER_MAGIC)) {