From: Eric W. Biederman Date: Sat, 3 Jan 2015 11:39:35 +0000 (-0600) Subject: mnt: On an unmount propagate clearing of MNT_LOCKED X-Git-Tag: omap-for-v4.1/fixes-rc1~99^2~8 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d88457eb5b86b475422dc882f089203faaeedb5;p=pandora-kernel.git mnt: On an unmount propagate clearing of MNT_LOCKED A prerequisite of calling umount_tree is that the point where the tree is mounted at is valid to unmount. If we are propagating the effect of the unmount clear MNT_LOCKED in every instance where the same filesystem is mounted on the same mountpoint in the mount tree, as we know (by virtue of the fact that umount_tree was called) that it is safe to reveal what is at that mountpoint. Cc: stable@vger.kernel.org Signed-off-by: "Eric W. Biederman" --- Reading git-diff-tree failed