tree 93a5bd26974e07a3d7fa20dc17c8b70daacc1d85
parent 2800d8d19e51414403df8144eaa214bb03400b87
author Oleg Nesterov <oleg@tv-sign.ru> 1209541993 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1209569378 -0700

ptrace: introduce ptrace_reparented() helper

Add another trivial helper for the sake of grep.  It also auto-documents the
fact that ->parent != real_parent implies ->ptrace.

No functional changes.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>