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[PATCH] sys_setpgid: eliminate unnecessary do_each_task_pid(PIDTYPE_PGID)
authorOleg Nesterov <oleg@tv-sign.ru>
Fri, 8 Dec 2006 10:38:02 +0000 (02:38 -0800)
committerLinus Torvalds <torvalds@woody.osdl.org>
Fri, 8 Dec 2006 16:28:52 +0000 (08:28 -0800)
All tasks in the process group have the same sid, we don't need to iterate
them all to check that the caller of sys_setpgid() doesn't change its
session.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
kernel/sys.c patch | blob | history

diff --cc kernel/sys.c
Simple merge
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