Re: [powerpc changes] Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
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- To: Ingo Molnar <mingo@xxxxxxx>
- Subject: Re: [powerpc changes] Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- From: Geoff Levand <geoffrey.levand@xxxxxxxxxxx>
- Date: Wed, 30 Jan 2008 13:56:54 -0800
- Cc: Olof Johansson <olof@xxxxxxxxx>, Paul Mackerras <paulus@xxxxxxxxx>, anton@xxxxxxxxx, Geert Uytterhoeven <Geert.Uytterhoeven@xxxxxxxxxxx>, "Luck, Tony" <tony.luck@xxxxxxxxx>, linux-ia64@xxxxxxxxxxxxxxx, Linux Kernel Development <linux-kernel@xxxxxxxxxxxxxxx>, Mike Travis <travis@xxxxxxx>, Linux/PPC Development <linuxppc-dev@xxxxxxxxxx>, sparclinux@xxxxxxxxxxxxxxx, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
- In-reply-to: <20080130212558.GA12409@xxxxxxx>
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Ingo Molnar wrote:
> * Olof Johansson <olof@xxxxxxxxx> wrote:
>
>> > could you try the full patchset that Travis has just sent and which
>> > i've put into x86.git, you can pull it from:
>>
>> Looks ok for powerpc so far, I haven't gotten through all defconfigs
>> yet but the first ones that failed before build now. pasemi_defconfig
>> boots as well.
>
> could the PowerPC maintainers please Ack the following patch (attached
> below):
>
> Subject: POWERPC: use generic per cpu
> From: travis@xxxxxxx
>
> so that we can push this fix upstream ASAP?
>
> Ingo
>
> --------------->
> Subject: POWERPC: use generic per cpu
> From: travis@xxxxxxx
>
> Powerpc has a way to determine the address of the per cpu area of the
> currently executing processor via the paca and the array of per cpu
> offsets is avoided by looking up the per cpu area from the remote
> paca's (copying x86_64).
>
> Cc: Paul Mackerras <paulus@xxxxxxxxx>
> Cc: Geert Uytterhoeven <Geert.Uytterhoeven@xxxxxxxxxxx>
> Signed-off-by: Mike Travis <travis@xxxxxxx>
> Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> ---
> include/asm-powerpc/percpu.h | 22 +++-------------------
> 1 file changed, 3 insertions(+), 19 deletions(-)
Tested on PS3 with ps3_defconfig and works OK.
Acked-by: Geoff Levand <geoffrey.levand@xxxxxxxxxxx>
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- References:
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- RE: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- RE: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
- [powerpc changes] Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup
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