Commit 9a82782f authored May 06, 2007 by Joshua N Pritikin Committed by Linus Torvalds May 07, 2007

allow oom_adj of saintly processes



If the badness of a process is zero then oom_adj>0 has no effect.  This
patch makes sure that the oom_adj shift actually increases badness points
appropriately.

Signed-off-by: Joshua N. Pritikin <jpritikin@pobox.com>
Cc: Andrea Arcangeli <andrea@novell.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 3d67f2d7

mm/oom_kill.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -147,9 +147,11 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
		* Adjust the score by oomkilladj.
		*/
		if (p->oomkilladj) {
		if (p->oomkilladj > 0)
		if (p->oomkilladj > 0) {
		if (!points)
		points = 1;
		points <<= p->oomkilladj;
		else
		} else
		points >>= -(p->oomkilladj);
		}