tree 5979f4761ba67616eaeb3c5fd6fd19dbd265f9f2
parent 63e46b95e9eae1161832bf45cb40bbad37bfb182
author Oleg Nesterov <oleg@redhat.com> 1390521352 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1390523822 -0800

exec: kill task_struct->did_exec

We can kill either task->did_exec or PF_FORKNOEXEC, they are mutually
exclusive.  The patch kills ->did_exec because it has a single user.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>