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authorJan Blunck <jblunck@suse.de>2008-04-29 00:59:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-29 08:06:06 -0700
commit7ec02ef1596bb3c829a7e8b65ebf13b87faf1819 (patch)
treed098192558b74f3b33634499ec6e60f3ee32bb47
parentc5c8be3ce59dc59baf20b33dae3f8eb70af7b1f1 (diff)
downloadop-kernel-dev-7ec02ef1596bb3c829a7e8b65ebf13b87faf1819.zip
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vfs: remove lives_below_in_same_fs()
Remove lives_below_in_same_fs() since is_subdir() from fs/dcache.c is providing the same functionality. Signed-off-by: Jan Blunck <jblunck@suse.de> Acked-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/namespace.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index fe37680..061e5ed 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1176,17 +1176,6 @@ static int mount_is_safe(struct nameidata *nd)
#endif
}
-static int lives_below_in_same_fs(struct dentry *d, struct dentry *dentry)
-{
- while (1) {
- if (d == dentry)
- return 1;
- if (d == NULL || d == d->d_parent)
- return 0;
- d = d->d_parent;
- }
-}
-
struct vfsmount *copy_tree(struct vfsmount *mnt, struct dentry *dentry,
int flag)
{
@@ -1203,7 +1192,7 @@ struct vfsmount *copy_tree(struct vfsmount *mnt, struct dentry *dentry,
p = mnt;
list_for_each_entry(r, &mnt->mnt_mounts, mnt_child) {
- if (!lives_below_in_same_fs(r->mnt_mountpoint, dentry))
+ if (!is_subdir(r->mnt_mountpoint, dentry))
continue;
for (s = r; s; s = next_mnt(s, r)) {
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