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mnt_set_expiry() doesn't need vfsmount_lock

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->mnt_expire is protected by namespace_sem

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-09-28 20:30:00 -04:00
parent 22a7919299
commit f6b742d869
1 changed files with 0 additions and 2 deletions
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2
fs/namespace.c
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@ -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);