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authorAl Viro <viro@zeniv.linux.org.uk>2013-03-16 14:42:19 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-04-09 14:12:53 -0400
commit3ab6abee59ac9ca84cc4a1e31224f1dccd44394c (patch)
treeef7bcc620732791eac524d7f78319731181ec82c /fs/namespace.c
parentb54b9be7824d84158cd90305820e2c3914f74ad9 (diff)
downloadlinux-3ab6abee59ac9ca84cc4a1e31224f1dccd44394c.tar.bz2
more conversions to namespace_unlock()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index c04afaf0e3dc..7563270a43ab 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1426,13 +1426,11 @@ struct vfsmount *collect_mounts(struct path *path)
void drop_collected_mounts(struct vfsmount *mnt)
{
- LIST_HEAD(umount_list);
down_write(&namespace_sem);
br_write_lock(&vfsmount_lock);
- umount_tree(real_mount(mnt), 0, &umount_list);
+ umount_tree(real_mount(mnt), 0, &unmounted);
br_write_unlock(&vfsmount_lock);
- up_write(&namespace_sem);
- release_mounts(&umount_list);
+ namespace_unlock();
}
int iterate_mounts(int (*f)(struct vfsmount *, void *), void *arg,
@@ -2060,7 +2058,6 @@ void mark_mounts_for_expiry(struct list_head *mounts)
{
struct mount *mnt, *next;
LIST_HEAD(graveyard);
- LIST_HEAD(umounts);
if (list_empty(mounts))
return;
@@ -2083,12 +2080,10 @@ void mark_mounts_for_expiry(struct list_head *mounts)
while (!list_empty(&graveyard)) {
mnt = list_first_entry(&graveyard, struct mount, mnt_expire);
touch_mnt_namespace(mnt->mnt_ns);
- umount_tree(mnt, 1, &umounts);
+ umount_tree(mnt, 1, &unmounted);
}
br_write_unlock(&vfsmount_lock);
- up_write(&namespace_sem);
-
- release_mounts(&umounts);
+ namespace_unlock();
}
EXPORT_SYMBOL_GPL(mark_mounts_for_expiry);
@@ -2741,16 +2736,13 @@ void __init mnt_init(void)
void put_mnt_ns(struct mnt_namespace *ns)
{
- LIST_HEAD(umount_list);
-
if (!atomic_dec_and_test(&ns->count))
return;
down_write(&namespace_sem);
br_write_lock(&vfsmount_lock);
- umount_tree(ns->root, 0, &umount_list);
+ umount_tree(ns->root, 0, &unmounted);
br_write_unlock(&vfsmount_lock);
- up_write(&namespace_sem);
- release_mounts(&umount_list);
+ namespace_unlock();
free_mnt_ns(ns);
}