This is a note to let you know that I've just added the patch titled
[PARISC] fix per-cpu flag problem in the cpu affinity checkers
to the 2.6.38-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fix-per-cpu-flag-problem-in-the-cpu-affinity-checkers.patch
and it can be found in the queue-2.6.38 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 9804c9eaeacfe78651052c5ddff31099f60ef78c Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <[email protected]>
Date: Mon, 7 Feb 2011 19:28:01 +0100
Subject: [PARISC] fix per-cpu flag problem in the cpu affinity checkers
From: Thomas Gleixner <[email protected]>
commit 9804c9eaeacfe78651052c5ddff31099f60ef78c upstream.
The CHECK_IRQ_PER_CPU is wrong, it should be checking
irq_to_desc(irq)->status not just irq.
Signed-off-by: Thomas Gleixner <[email protected]>
Signed-off-by: James Bottomley <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/parisc/kernel/irq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -108,7 +108,7 @@ int cpu_check_affinity(unsigned int irq,
int cpu_dest;
/* timer and ipi have to always be received on all CPUs */
- if (CHECK_IRQ_PER_CPU(irq)) {
+ if (CHECK_IRQ_PER_CPU(irq_to_desc(irq)->status)) {
/* Bad linux design decision. The mask has already
* been set; we must reset it */
cpumask_setall(irq_desc[irq].affinity);
Patches currently in stable-queue which might be from [email protected] are
queue-2.6.38/fix-per-cpu-flag-problem-in-the-cpu-affinity-checkers.patch
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