commit 6ca25b551309eb1b1b41f83414a92f7472e0b23d
author Oleg Nesterov <oleg@tv-sign.ru> Wed Apr 30 00:52:45 2008 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Wed Apr 30 08:29:34 2008 -0700
tree a2c5785ec484ec997ac6a03d3fceae04e4d21795
parent e442055193e4584218006e616c9bdce0c5e9ae5c

kill_pid_info: don't take now unneeded tasklist_lock

Previously handle_stop_signal(SIGCONT) could drop ->siglock.  That is why
kill_pid_info(SIGCONT) takes tasklist_lock to make sure the target task can't
go away after unlock.  Not needed now.

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