This is a note to let you know that I've just added the patch titled
powerpc/pmac: Fix SMP kernels on pre-core99 UP machines
to the 3.0-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:
powerpc-pmac-fix-smp-kernels-on-pre-core99-up-machines.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 78c5c68a4cf4329d17abfa469345ddf323d4fd62 Mon Sep 17 00:00:00 2001
From: Benjamin Herrenschmidt <[email protected]>
Date: Fri, 9 Dec 2011 15:06:18 +1100
Subject: powerpc/pmac: Fix SMP kernels on pre-core99 UP machines
From: Benjamin Herrenschmidt <[email protected]>
commit 78c5c68a4cf4329d17abfa469345ddf323d4fd62 upstream.
The code for "powersurge" SMP would kick in and cause a crash
at boot due to the lack of a NULL test.
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Signed-off-by: Jeremy Kerr <[email protected]>
Reported-by: Adam Conrad <[email protected]>
Tested-by: Adam Conrad <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/powerpc/platforms/powermac/smp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -414,7 +414,7 @@ static struct irqaction psurge_irqaction
static void __init smp_psurge_setup_cpu(int cpu_nr)
{
- if (cpu_nr != 0)
+ if (cpu_nr != 0 || !psurge_start)
return;
/* reset the entry point so if we get another intr we won't
Patches currently in stable-queue which might be from [email protected]
are
queue-3.0/powerpc-pmac-fix-smp-kernels-on-pre-core99-up-machines.patch
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