From: Miao Xie <miaox@cn.fujitsu.com>
Date: Tue, 22 Jul 2008 20:05:21 +0000 (+0000)
Subject: cpusets: fix wrong domain attr updates
X-Git-Tag: v2.6.26.1~39
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d4f3865285ebc54998c341c57498de96f8daf4d0;p=platform%2Fkernel%2Flinux-stable.git

cpusets: fix wrong domain attr updates

commit 91cd4d6ef0abb1f65e81f8fe37e7d3c10344e38c upstream

Fix wrong domain attr updates, or we will always update the first sched
domain attr.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Cc: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Cc: Paul Jackson <pj@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 798b3ab054eb..2a028f548d86 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -679,7 +679,9 @@ restart:
 				if (apn == b->pn) {
 					cpus_or(*dp, *dp, b->cpus_allowed);
 					b->pn = -1;
-					update_domain_attr(dattr, b);
+					if (dattr)
+						update_domain_attr(dattr
+								   + nslot, b);
 				}
 			}
 			nslot++;