[PATCH 03/17] dup_mnt_ns(): get rid of pointless grabbing of vfsmount_lock

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mnt_list is protected by namespace_sem, not vfsmount_lock

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 f6b7010..09a255d 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2444,9 +2444,7 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns,
 		return ERR_CAST(new);
 	}
 	new_ns->root = new;
-	br_write_lock(&vfsmount_lock);
 	list_add_tail(&new_ns->list, &new->mnt_list);
-	br_write_unlock(&vfsmount_lock);
 
 	/*
 	 * Second pass: switch the tsk->fs->* elements and mark new vfsmounts
-- 
1.7.2.5


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