tree 6ee271b6da5796e5321d2ab6f9d7d9ba03c300a2
parent dae33574dcf5211e1f43c7e45fa29f73ba3e00cb
author Roland McGrath <roland@redhat.com> 1217040349 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1217098808 -0700

tracehook: tracehook_tracer_task

This adds the tracehook_tracer_task() hook to consolidate all forms of
"Who is using ptrace on me?" logic.  This is used for "TracerPid:" in
/proc and for permission checks.  We also clean up the selinux code the
called an identical accessor.

Signed-off-by: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>