Commit aa7a574d authored by Al Viro's avatar Al Viro

dup_mnt_ns(): get rid of pointless grabbing of vfsmount_lock

mnt_list is protected by namespace_sem, not vfsmount_lock
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 44bb4385
......@@ -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
......
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