[PATCH 08/17] mnt_set_expiry() doesn't need vfsmount_lock

From: Al Viro
Date: Thu Oct 03 2013 - 02:18:52 EST



->mnt_expire is protected by namespace_sem

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
fs/namespace.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 2632998..d5cd086 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2080,11 +2080,9 @@ fail:
void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list)
{
namespace_lock();
- br_write_lock(&vfsmount_lock);

list_add_tail(&real_mount(mnt)->mnt_expire, expiry_list);

- br_write_unlock(&vfsmount_lock);
namespace_unlock();
}
EXPORT_SYMBOL(mnt_set_expiry);
--
1.7.2.5


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