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authorMiklos Szeredi <miklos@szeredi.hu>2005-07-07 17:57:24 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-07 18:23:51 -0700
commita4d70278610e6bebe44a7b59a469fe7391387da6 (patch)
tree936ff611c40a3e1e3027f548e31ef312ca104fab /fs/namespace.c
parent1ce88cf466f7b6078b14d67d186a3d7c19dd5609 (diff)
downloadlinux-a4d70278610e6bebe44a7b59a469fe7391387da6.tar.bz2
[PATCH] namespace.c: cleanup in mark_mounts_for_expiry()
This patch simplifies mark_mounts_for_expiry() by using detach_mnt() instead of duplicating everything it does. It should be an equivalent transformation except for righting the dput/mntput order. Al Viro said: "Looks sane". Signed-off-by: Miklos Szeredi <miklos@szeredi.hu> Cc: <viro@parcelfarce.linux.theplanet.co.uk> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index 9d17541ebafa..ea555a36c314 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -880,24 +880,13 @@ void mark_mounts_for_expiry(struct list_head *mounts)
/* check that it is still dead: the count should now be 2 - as
* contributed by the vfsmount parent and the mntget above */
if (atomic_read(&mnt->mnt_count) == 2) {
- struct vfsmount *xdmnt;
- struct dentry *xdentry;
+ struct nameidata old_nd;
/* delete from the namespace */
list_del_init(&mnt->mnt_list);
- list_del_init(&mnt->mnt_child);
- list_del_init(&mnt->mnt_hash);
- mnt->mnt_mountpoint->d_mounted--;
-
- xdentry = mnt->mnt_mountpoint;
- mnt->mnt_mountpoint = mnt->mnt_root;
- xdmnt = mnt->mnt_parent;
- mnt->mnt_parent = mnt;
-
+ detach_mnt(mnt, &old_nd);
spin_unlock(&vfsmount_lock);
-
- mntput(xdmnt);
- dput(xdentry);
+ path_release(&old_nd);
/* now lay it to rest if this was the last ref on the
* superblock */