From: Segher Boessenkool <segher@kernel.crashing.org>
To: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@ozlabs.org, Arnd Bergmann <arnd@arndb.de>
Subject: Re: [patch 02/10] powerpc: Move CONFIG_PPC64 into CPU selection
Date: Tue, 12 Jun 2007 13:35:29 +0200 [thread overview]
Message-ID: <d8ba058b9bc8f9738d2c3d764c568c1e@kernel.crashing.org> (raw)
In-Reply-To: <18030.32600.921348.218117@cargo.ozlabs.ibm.com>
>> * The only major difference between ppc64 and the others is the
>> object format of the kernel binary.
>
> I disagree with that. There are major differences at the
> implementation level for a lot of things.
It would be good to converge the 32- and 64-bit implementations,
and/or allow a single kernel image to work on both 32-bit and
64-bit systems, The current situation is far removed from that,
so this patch is a bit premature in that aspect.
Segher
next prev parent reply other threads:[~2007-06-12 11:35 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-11 23:28 [patch 00/10] CPU selection Kconfig cleanup, take 2 arnd
2007-06-11 23:28 ` [patch 01/10] powerpc: split out CPU specific options into a new Kconfig file arnd
2007-06-12 4:02 ` Stephen Rothwell
2007-06-12 7:42 ` Arnd Bergmann
2007-06-12 11:12 ` Paul Mackerras
2007-06-12 12:42 ` Arnd Bergmann
2007-06-11 23:28 ` [patch 02/10] powerpc: Move CONFIG_PPC64 into CPU selection arnd
2007-06-12 6:33 ` Paul Mackerras
2007-06-12 8:08 ` Arnd Bergmann
2007-06-12 11:11 ` Paul Mackerras
2007-06-12 11:35 ` Segher Boessenkool [this message]
2007-06-12 21:32 ` Benjamin Herrenschmidt
2007-06-13 4:52 ` Segher Boessenkool
2007-06-13 0:42 ` Paul Mackerras
2007-06-13 4:57 ` Segher Boessenkool
2007-06-12 11:49 ` Arnd Bergmann
2007-06-11 23:28 ` [patch 03/10] powerpc: move 82xx/83xx/86xx Kconfig options to platform selection arnd
2007-06-11 23:28 ` [patch 04/10] powerpc: rename add_bridge to avoid namespace clashes arnd
2007-06-12 4:11 ` Stephen Rothwell
2007-06-11 23:28 ` [patch 05/10] powerpc: Multiplatformize 8{2,3,6}xx configuration arnd
2007-06-11 23:28 ` [patch 06/10] powerpc: multiplatformize embedded6xx Kconfig arnd
2007-06-12 4:15 ` Stephen Rothwell
2007-06-12 4:16 ` Stephen Rothwell
2007-06-12 5:59 ` Kumar Gala
2007-06-12 7:46 ` Arnd Bergmann
2007-06-11 23:28 ` [patch 07/10] powerpc: multiplatformize 52xx configuration arnd
2007-06-11 23:28 ` [patch 08/10] powerpc: multiplatformize 85xx Kconfig arnd
2007-06-11 23:28 ` [patch 09/10] powerpc: autoselect PPC_MULTIPLATFORM arnd
2007-06-11 23:28 ` [patch 10/10] powerpc: autoselect optimal -mcpu= flag by platform arnd
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