The patch titled
allow oom_adj of saintly processes
has been added to the -mm tree. Its filename is
allow-oom_adj-of-saintly-processes.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: allow oom_adj of saintly processes
From: Joshua N Pritikin <jpritikin@xxxxxxxxx>
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@xxxxxxxxx>
Cc: Andrea Arcangeli <andrea@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/oom_kill.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff -puN mm/oom_kill.c~allow-oom_adj-of-saintly-processes mm/oom_kill.c
--- a/mm/oom_kill.c~allow-oom_adj-of-saintly-processes
+++ a/mm/oom_kill.c
@@ -147,9 +147,11 @@ unsigned long badness(struct task_struct
* 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);
}
_
Patches currently in -mm which might be from jpritikin@xxxxxxxxx are
allow-oom_adj-of-saintly-processes.patch
-
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