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authorAl Viro <viro@zeniv.linux.org.uk>2013-10-02 00:11:26 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-10-25 07:35:00 +0400
commit474279dc0f7745124fc76b474c8dc1294f8e87ce (patch)
tree2ad5e963e698e9524e0eabe466534f03ce324226 /fs/pnode.c
parent7eb5e8826911f2792179f99e77e75fbb7ef53a4a (diff)
downloadlinux-474279dc0f7745124fc76b474c8dc1294f8e87ce.tar.xz
split __lookup_mnt() in two functions
Instead of passing the direction as argument (and checking it on every step through the hash chain), just have separate __lookup_mnt() and __lookup_mnt_last(). And use the standard iterators... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/pnode.c')
-rw-r--r--fs/pnode.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/pnode.c b/fs/pnode.c
index 58933fd149ad..c7221bb19801 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -310,7 +310,7 @@ int propagate_mount_busy(struct mount *mnt, int refcnt)
for (m = propagation_next(parent, parent); m;
m = propagation_next(m, parent)) {
- child = __lookup_mnt(&m->mnt, mnt->mnt_mountpoint, 0);
+ child = __lookup_mnt_last(&m->mnt, mnt->mnt_mountpoint);
if (child && list_empty(&child->mnt_mounts) &&
(ret = do_refcount_check(child, 1)))
break;
@@ -332,8 +332,8 @@ static void __propagate_umount(struct mount *mnt)
for (m = propagation_next(parent, parent); m;
m = propagation_next(m, parent)) {
- struct mount *child = __lookup_mnt(&m->mnt,
- mnt->mnt_mountpoint, 0);
+ struct mount *child = __lookup_mnt_last(&m->mnt,
+ mnt->mnt_mountpoint);
/*
* umount the child only if the child has no
* other children