From 91cd4d6ef0abb1f65e81f8fe37e7d3c10344e38c Mon Sep 17 00:00:00 2001
From: Miao Xie <miaox@cn.fujitsu.com>
Date: Mon, 21 Jul 2008 14:21:35 -0700
Subject: [PATCH] cpusets: fix wrong domain attr updates
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>
Cc: <stable@kernel.org> [2.6.26.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
kernel/cpuset.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 459d601947a82..d2cc67dac8b14 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -679,7 +679,9 @@ static void rebuild_sched_domains(void)
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++;
--
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