linux-kernel - Re: [powerpc changes] Re: x86/non-x86: percpu, node ids, apic ids x86.git fixup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <47A0F2A6.9090908@am.sony.com>
Date:	Wed, 30 Jan 2008 13:56:54 -0800
From:	Geoff Levand <geoffrey.levand@...sony.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Olof Johansson <olof@...om.net>, Paul Mackerras <paulus@...ba.org>,
	anton@...ba.org,
	Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com>,
	"Luck, Tony" <tony.luck@...el.com>, linux-ia64@...r.kernel.org,
	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	Mike Travis <travis@....com>,
	Linux/PPC Development <linuxppc-dev@...abs.org>,
	sparclinux@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [powerpc changes] Re: x86/non-x86: percpu, node ids, apic ids
 x86.git fixup

Ingo Molnar wrote:
> * Olof Johansson <olof@...om.net> 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@....com
> 
> so that we can push this fix upstream ASAP?
> 
> 	Ingo
> 
> --------------->
> Subject: POWERPC: use generic per cpu
> From: travis@....com
> 
> 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@...ba.org>
> Cc: Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com>
> Signed-off-by: Mike Travis <travis@....com>
> Signed-off-by: Ingo Molnar <mingo@...e.hu>
> ---
>  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@...sony.com>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/