tree 693c68515fb05210c87c5dea011564f8a3b132ae
parent 9e7543e9398ddd9679fbc81748a3e62eff4ab105
author Al Viro <viro@zeniv.linux.org.uk> 1424679691 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1428805471 -0400

whack-a-mole: no need to set_fs(USER_DS) in {start,flush}_thread()

flush_old_exec() has already done that.  Back on 2011 a bunch of
instances like that had been kicked out, but that hadn't taken
care of then-out-of-tree architectures, obviously, and they served
as reinfection vector...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>