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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2013-09-16 22:22:16 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-10-24 23:34:55 -0400 |
| commit | aa7a574d0c54cc5a0aceb7357b5097342c0844ee (patch) | |
| tree | ac1392238193e8cc51050681a18b72102fa1d950 /fs/namespace.c | |
| parent | fs_is_visible only needs namespace_sem held shared (diff) | |
| download | linux-dev-aa7a574d0c54cc5a0aceb7357b5097342c0844ee.tar.xz linux-dev-aa7a574d0c54cc5a0aceb7357b5097342c0844ee.zip | |
dup_mnt_ns(): get rid of pointless grabbing of vfsmount_lock
mnt_list is protected by namespace_sem, not vfsmount_lock
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to '')
| -rw-r--r-- | fs/namespace.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 0e54ad6ccd8a..17ff1470b405 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 |