Re: [PATCH] powerpc: Fix alignment of secondary cpu spin vars
From: Olof Johansson
Date: Sat Dec 28 2013 - 16:05:16 EST
On Sat, Dec 28, 2013 at 1:01 PM, Olof Johansson <olof@xxxxxxxxx> wrote:
> Commit 5c0484e25ec0 ('powerpc: Endian safe trampoline') resulted in
> losing proper alignment of the spinlock variables used when booting
> secondary CPUs, causing some quite odd issues with failing to boot on
> PA Semi-based systems.
> This showed itself on ppc64_defconfig, but not on pasemi_defconfig,
> so it had gone unnoticed when I initially tested the LE patch set.
> Fix is to add explicit alignment instead of relying on good luck. :)
> Fixes: 5c0484e25ec0 ('powerpc: Endian safe trampoline')
> Reported-by: Christian Zigotzky <chzigotzky@xxxxxxxxxxx>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=67811
> Signed-off-by: Olof Johansson <olof@xxxxxxxxx>
Sigh, it's not this after all. I did a clean build with this applied
and still see failures. Something else is (also?) going on here.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/