From: Santosh Shilimkar <santosh.shilimkar@ti.com>
To: Dave Martin <dave.martin@linaro.org>, Tony Lindgren <tony@atomide.com>
Cc: Nicolas Pitre <nico@fluxnic.net>,
linux-omap@vger.kernel.org,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
linux-arm-kernel@lists.infradead.org
Subject: RE: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
Date: Wed, 9 Feb 2011 15:30:36 +0530 [thread overview]
Message-ID: <80a27c86473cf29a9fa5e68aa29eef46@mail.gmail.com> (raw)
In-Reply-To: <AANLkTin2zB32YVPZkr48gSOjm0N-WDnZFScysKC8ZTiv@mail.gmail.com>
> -----Original Message-----
> From: Dave Martin [mailto:dave.martin@linaro.org]
> Sent: Wednesday, February 09, 2011 3:18 PM
> To: Santosh Shilimkar
> Cc: Tony Lindgren; Nicolas Pitre; linux-omap@vger.kernel.org;
> Russell King - ARM Linux; linux-arm-kernel@lists.infradead.org
> Subject: Re: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
>
> On Wed, Feb 9, 2011 at 6:04 AM, Santosh Shilimkar
> <santosh.shilimkar@ti.com> wrote:
> >> -----Original Message-----
> >> From: linux-omap-owner@vger.kernel.org [mailto:linux-omap-
> >> owner@vger.kernel.org] On Behalf Of Tony Lindgren
> >> Sent: Wednesday, February 09, 2011 6:06 AM
> >> To: Nicolas Pitre
> >> Cc: Santosh Shilimkar; Russell King - ARM Linux; linux-
> >> omap@vger.kernel.org; linux-arm-kernel@lists.infradead.org
> >> Subject: Re: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
> >>
> >> * Nicolas Pitre <nico@fluxnic.net> [110208 12:41]:
> >> > On Tue, 8 Feb 2011, Santosh Shilimkar wrote:
> >> >
> >> > > > I think it's probably going to be better to _purposely_
> break
> >> the
> >> > > > OMAP build when it covers v6 and v7 CPUs in these kernels
> as I
> >> don't
> >> > > > think it's sanely fixable given where we are.
> >> >
> >> > Agreed. At least making SMP unavailable when both v6 and v7
> are
> >> > configured should be small and good enough for 2.6.38-rc5.
> >>
> >> That's probably the best solution as then we can still do boot
> >> testing on all omap2plus_defconfig boards.
> >>
> > Just to be clear, are we saying disable SMP from omap2plus build.
> > If the v6, v7 is not fixable then, we also need a SMP
> > config for OMAP. Just boot test with SMP disable config for
> > OMAP4 is not enough.
>
> You could also have a "v7+" unified kernel -- i.e., supporting
> OMAP3+4+SMP.
> This is what we currently do in Linaro, since we're focusing on v7
> and above.
>
This sounds good way forward considering future OMAP architectures
as well.
But I let Tony comment on this idea.
Regards,
Santosh
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: santosh.shilimkar@ti.com (Santosh Shilimkar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
Date: Wed, 9 Feb 2011 15:30:36 +0530 [thread overview]
Message-ID: <80a27c86473cf29a9fa5e68aa29eef46@mail.gmail.com> (raw)
In-Reply-To: <AANLkTin2zB32YVPZkr48gSOjm0N-WDnZFScysKC8ZTiv@mail.gmail.com>
> -----Original Message-----
> From: Dave Martin [mailto:dave.martin at linaro.org]
> Sent: Wednesday, February 09, 2011 3:18 PM
> To: Santosh Shilimkar
> Cc: Tony Lindgren; Nicolas Pitre; linux-omap at vger.kernel.org;
> Russell King - ARM Linux; linux-arm-kernel at lists.infradead.org
> Subject: Re: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
>
> On Wed, Feb 9, 2011 at 6:04 AM, Santosh Shilimkar
> <santosh.shilimkar@ti.com> wrote:
> >> -----Original Message-----
> >> From: linux-omap-owner at vger.kernel.org [mailto:linux-omap-
> >> owner at vger.kernel.org] On Behalf Of Tony Lindgren
> >> Sent: Wednesday, February 09, 2011 6:06 AM
> >> To: Nicolas Pitre
> >> Cc: Santosh Shilimkar; Russell King - ARM Linux; linux-
> >> omap at vger.kernel.org; linux-arm-kernel at lists.infradead.org
> >> Subject: Re: [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels
> >>
> >> * Nicolas Pitre <nico@fluxnic.net> [110208 12:41]:
> >> > On Tue, 8 Feb 2011, Santosh Shilimkar wrote:
> >> >
> >> > > > I think it's probably going to be better to _purposely_
> break
> >> the
> >> > > > OMAP build when it covers v6 and v7 CPUs in these kernels
> as I
> >> don't
> >> > > > think it's sanely fixable given where we are.
> >> >
> >> > Agreed. ?At least making SMP unavailable when both v6 and v7
> are
> >> > configured should be small and good enough for 2.6.38-rc5.
> >>
> >> That's probably the best solution as then we can still do boot
> >> testing on all omap2plus_defconfig boards.
> >>
> > Just to be clear, are we saying disable SMP from omap2plus build.
> > If the v6, v7 is not fixable then, we also need a SMP
> > config for OMAP. Just boot test with SMP disable config for
> > OMAP4 is not enough.
>
> You could also have a "v7+" unified kernel -- i.e., supporting
> OMAP3+4+SMP.
> This is what we currently do in Linaro, since we're focusing on v7
> and above.
>
This sounds good way forward considering future OMAP architectures
as well.
But I let Tony comment on this idea.
Regards,
Santosh
next prev parent reply other threads:[~2011-02-09 10:00 UTC|newest]
Thread overview: 254+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-17 19:20 [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels Russell King - ARM Linux
2011-01-17 19:20 ` Russell King - ARM Linux
2011-01-17 19:21 ` [PATCH 01/14] ARM: bitops: ensure set/clear/change bitops take a word-aligned pointer Russell King - ARM Linux
2011-01-17 19:21 ` Russell King - ARM Linux
2011-01-18 6:00 ` Nicolas Pitre
2011-01-18 6:00 ` Nicolas Pitre
2011-01-18 14:30 ` Russell King - ARM Linux
2011-01-18 14:30 ` Russell King - ARM Linux
2011-01-18 18:20 ` Nicolas Pitre
2011-01-18 18:20 ` Nicolas Pitre
2011-01-18 15:11 ` Catalin Marinas
2011-01-18 15:11 ` Catalin Marinas
2011-01-25 19:50 ` Tony Lindgren
2011-01-25 19:50 ` Tony Lindgren
2011-01-17 19:21 ` [PATCH 02/14] ARM: bitops: switch set/clear/change bitops to use ldrex/strex Russell King - ARM Linux
2011-01-17 19:21 ` Russell King - ARM Linux
2011-01-18 5:42 ` Nicolas Pitre
2011-01-18 5:42 ` Nicolas Pitre
2011-01-23 0:16 ` Russell King - ARM Linux
2011-01-23 0:16 ` Russell King - ARM Linux
2011-01-23 4:44 ` Nicolas Pitre
2011-01-23 4:44 ` Nicolas Pitre
2011-01-23 9:35 ` Russell King - ARM Linux
2011-01-23 9:35 ` Russell King - ARM Linux
2011-01-24 8:38 ` Poddar, Sourav
2011-01-24 8:38 ` Poddar, Sourav
2011-01-24 8:57 ` Poddar, Sourav
2011-01-24 8:57 ` Poddar, Sourav
2011-01-24 10:28 ` Russell King - ARM Linux
2011-01-24 10:28 ` Russell King - ARM Linux
2011-01-24 13:47 ` Poddar, Sourav
2011-01-24 13:47 ` Poddar, Sourav
2011-01-24 14:11 ` Russell King - ARM Linux
2011-01-24 14:11 ` Russell King - ARM Linux
2011-01-24 14:54 ` Poddar, Sourav
2011-01-24 14:54 ` Poddar, Sourav
2011-01-24 15:00 ` Russell King - ARM Linux
2011-01-24 15:00 ` Russell King - ARM Linux
2011-01-25 13:57 ` Will Deacon
2011-01-25 13:57 ` Will Deacon
2011-01-25 14:11 ` Russell King - ARM Linux
2011-01-25 14:11 ` Russell King - ARM Linux
2011-01-25 14:19 ` Will Deacon
2011-01-25 14:19 ` Will Deacon
[not found] ` <000601cbbc97$cc6955d0$653c0170$%deacon@arm.com>
2011-01-25 21:38 ` Nicolas Pitre
2011-01-25 21:38 ` Nicolas Pitre
2011-01-25 19:51 ` Tony Lindgren
2011-01-25 19:51 ` Tony Lindgren
2011-01-17 19:22 ` [PATCH 03/14] ARM: v6k: remove CPU_32v6K dependencies in asm/spinlock.h Russell King - ARM Linux
2011-01-17 19:22 ` Russell King - ARM Linux
2011-01-17 23:13 ` Tony Lindgren
2011-01-17 23:13 ` Tony Lindgren
2011-01-25 16:43 ` Dave Martin
2011-01-25 16:43 ` Dave Martin
2011-01-25 16:59 ` Russell King - ARM Linux
2011-01-25 16:59 ` Russell King - ARM Linux
2011-01-25 17:33 ` Dave Martin
2011-01-25 17:33 ` Dave Martin
2011-01-25 17:46 ` Russell King - ARM Linux
2011-01-25 17:46 ` Russell King - ARM Linux
2011-01-25 21:21 ` Nicolas Pitre
2011-01-25 21:21 ` Nicolas Pitre
2011-01-26 11:11 ` Dave Martin
2011-01-26 11:11 ` Dave Martin
2011-01-26 12:44 ` Russell King - ARM Linux
2011-01-26 12:44 ` Russell King - ARM Linux
2011-01-26 17:25 ` [PATCH] ARM: Avoid discarding sections that might have SMP_ON_UP fixups Dave P. Martin
2011-01-26 17:25 ` Dave P. Martin
2011-01-26 21:31 ` Nicolas Pitre
2011-01-26 21:31 ` Nicolas Pitre
2011-01-27 14:37 ` [PATCH v2] ARM: Avoid discarding sections that might have SMP_ON_UP fixups " Dave Martin
2011-01-27 14:37 ` Dave Martin
2011-01-27 16:46 ` Russell King - ARM Linux
2011-01-27 16:46 ` Russell King - ARM Linux
2011-02-09 14:22 ` [PATCH] ARM: Avoid discarding sections that might have " Russell King - ARM Linux
2011-02-09 14:22 ` Russell King - ARM Linux
2011-02-10 12:56 ` Russell King - ARM Linux
2011-02-10 12:56 ` Russell King - ARM Linux
2011-02-10 14:11 ` Dave Martin
2011-02-10 14:11 ` Dave Martin
2011-02-10 14:13 ` Dave Martin
2011-02-10 14:13 ` Dave Martin
2011-02-10 14:46 ` Russell King - ARM Linux
2011-02-10 14:46 ` Russell King - ARM Linux
2011-02-10 18:29 ` Dave Martin
2011-02-10 18:29 ` Dave Martin
2011-02-10 19:11 ` Russell King - ARM Linux
2011-02-10 19:11 ` Russell King - ARM Linux
2011-02-11 9:33 ` Dave Martin
2011-02-11 9:33 ` Dave Martin
2011-02-11 10:13 ` Russell King - ARM Linux
2011-02-11 10:13 ` Russell King - ARM Linux
2011-02-11 10:52 ` Dave Martin
2011-02-11 10:52 ` Dave Martin
2011-02-11 16:05 ` Russell King - ARM Linux
2011-02-11 16:05 ` Russell King - ARM Linux
2011-02-11 16:17 ` Dave Martin
2011-02-11 16:17 ` Dave Martin
2011-02-11 16:32 ` Russell King - ARM Linux
2011-02-11 16:32 ` Russell King - ARM Linux
2011-02-16 16:35 ` Dave Martin
2011-02-16 16:35 ` Dave Martin
2011-02-18 17:52 ` Dave Martin
2011-02-18 17:52 ` Dave Martin
2011-01-26 15:42 ` [PATCH 03/14] ARM: v6k: remove CPU_32v6K dependencies in asm/spinlock.h Nicolas Pitre
2011-01-26 15:42 ` Nicolas Pitre
2011-01-26 15:52 ` Russell King - ARM Linux
2011-01-26 15:52 ` Russell King - ARM Linux
2011-01-26 16:59 ` Dave Martin
2011-01-26 16:59 ` Dave Martin
2011-01-26 21:06 ` Nicolas Pitre
2011-01-26 21:06 ` Nicolas Pitre
2011-01-27 11:44 ` Dave P. Martin
2011-01-27 11:44 ` Dave P. Martin
2011-01-17 19:22 ` [PATCH 04/14] ARM: v6k: introduce CPU_V6K option Russell King - ARM Linux
2011-01-17 19:22 ` Russell King - ARM Linux
2011-01-17 23:14 ` Tony Lindgren
2011-01-17 23:14 ` Tony Lindgren
2011-01-18 10:36 ` Will Deacon
2011-01-18 10:36 ` Will Deacon
2011-01-18 11:09 ` Russell King - ARM Linux
2011-01-18 11:09 ` Russell King - ARM Linux
2011-01-18 13:35 ` Russell King - ARM Linux
2011-01-18 13:35 ` Russell King - ARM Linux
2011-01-18 15:22 ` Will Deacon
2011-01-18 15:22 ` Will Deacon
2011-01-17 19:22 ` [PATCH 05/14] ARM: v6k: Realview EB 11MPCore and PB11MPCore use V6K architecture CPUs Russell King - ARM Linux
2011-01-17 19:22 ` Russell King - ARM Linux
2011-01-17 19:23 ` [PATCH 06/14] ARM: v6k: Dove platforms " Russell King - ARM Linux
2011-01-17 19:23 ` Russell King - ARM Linux
2011-01-17 23:39 ` Nicolas Pitre
2011-01-17 23:39 ` Nicolas Pitre
2011-01-17 19:23 ` [PATCH 07/14] ARM: v6k: select clear exclusive code seqences according to V6 variants Russell King - ARM Linux
2011-01-17 19:23 ` Russell King - ARM Linux
2011-01-17 23:15 ` Tony Lindgren
2011-01-17 23:15 ` Tony Lindgren
2011-01-17 19:23 ` [PATCH 08/14] ARM: v6k: select cmpxchg code sequences " Russell King - ARM Linux
2011-01-17 19:23 ` Russell King - ARM Linux
2011-01-17 23:18 ` Tony Lindgren
2011-01-17 23:18 ` Tony Lindgren
2011-01-17 19:24 ` [PATCH 09/14] ARM: v6k: select generic atomic64 code " Russell King - ARM Linux
2011-01-17 19:24 ` Russell King - ARM Linux
2011-01-17 23:21 ` Tony Lindgren
2011-01-17 23:21 ` Tony Lindgren
2011-01-18 10:24 ` Will Deacon
2011-01-18 10:24 ` Will Deacon
2011-01-17 19:24 ` [PATCH 10/14] ARM: v6k: select TLS register " Russell King - ARM Linux
2011-01-17 19:24 ` Russell King - ARM Linux
2011-01-17 22:23 ` Nicolas Pitre
2011-01-17 22:23 ` Nicolas Pitre
2011-01-17 22:36 ` Russell King - ARM Linux
2011-01-17 22:36 ` Russell King - ARM Linux
2011-01-17 22:52 ` Russell King - ARM Linux
2011-01-17 22:52 ` Russell King - ARM Linux
2011-01-18 4:27 ` Nicolas Pitre
2011-01-18 4:27 ` Nicolas Pitre
2011-01-18 4:25 ` Nicolas Pitre
2011-01-18 4:25 ` Nicolas Pitre
2011-01-17 23:21 ` Tony Lindgren
2011-01-17 23:21 ` Tony Lindgren
2011-01-17 19:24 ` [PATCH 11/14] ARM: v6k: use CPU domain feature if we include support for arch < ARMv6K Russell King - ARM Linux
2011-01-17 19:24 ` Russell King - ARM Linux
2011-01-17 22:03 ` Nicolas Pitre
2011-01-17 22:03 ` Nicolas Pitre
2011-01-17 23:23 ` Tony Lindgren
2011-01-17 23:23 ` Tony Lindgren
2011-01-27 18:14 ` Catalin Marinas
2011-01-27 18:14 ` Catalin Marinas
2011-01-27 18:59 ` Russell King - ARM Linux
2011-01-27 18:59 ` Russell King - ARM Linux
2011-01-28 9:46 ` Catalin Marinas
2011-01-28 9:46 ` Catalin Marinas
2011-01-28 9:59 ` Russell King - ARM Linux
2011-01-28 9:59 ` Russell King - ARM Linux
2011-01-28 10:46 ` Catalin Marinas
2011-01-28 10:46 ` Catalin Marinas
2011-01-28 11:06 ` Russell King - ARM Linux
2011-01-28 11:06 ` Russell King - ARM Linux
2011-01-28 12:25 ` Catalin Marinas
2011-01-28 12:25 ` Catalin Marinas
2011-01-28 13:05 ` Russell King - ARM Linux
2011-01-28 13:05 ` Russell King - ARM Linux
2011-01-28 13:10 ` Catalin Marinas
2011-01-28 13:10 ` Catalin Marinas
2011-01-28 13:22 ` Russell King - ARM Linux
2011-01-28 13:22 ` Russell King - ARM Linux
2011-01-28 13:21 ` Russell King - ARM Linux
2011-01-28 13:21 ` Russell King - ARM Linux
2011-01-28 15:11 ` Catalin Marinas
2011-01-28 15:11 ` Catalin Marinas
2011-01-28 16:49 ` Tony Lindgren
2011-01-28 16:49 ` Tony Lindgren
2011-01-17 19:25 ` [PATCH 12/14] ARM: v6k: do not disable CPU_32v6K based on platform selection Russell King - ARM Linux
2011-01-17 19:25 ` Russell King - ARM Linux
2011-01-17 23:24 ` Tony Lindgren
2011-01-17 23:24 ` Tony Lindgren
2011-01-17 19:25 ` [PATCH 13/14] ARM: v6k: allow swp emulation again when ARMv7 is enabled Russell King - ARM Linux
2011-01-17 19:25 ` Russell King - ARM Linux
2011-01-17 23:24 ` Tony Lindgren
2011-01-17 23:24 ` Tony Lindgren
2011-01-17 19:25 ` [PATCH 14/14] ARM: v6k: only allow SMP if we have v6k or v7 CPU Russell King - ARM Linux
2011-01-17 19:25 ` Russell King - ARM Linux
2011-01-17 23:25 ` Tony Lindgren
2011-01-17 23:25 ` Tony Lindgren
2011-01-17 22:21 ` [PATCH 00/14] Fix issues with ARMv6+v6k+v7 kernels Tony Lindgren
2011-01-17 22:21 ` Tony Lindgren
2011-01-18 14:30 ` Kirill A. Shutemov
2011-01-18 14:30 ` Kirill A. Shutemov
2011-01-18 14:40 ` Russell King - ARM Linux
2011-01-18 14:40 ` Russell King - ARM Linux
2011-01-18 14:44 ` Kirill A. Shutemov
2011-01-18 14:44 ` Kirill A. Shutemov
2011-01-18 15:01 ` Russell King - ARM Linux
2011-01-18 15:01 ` Russell King - ARM Linux
2011-02-08 16:36 ` Santosh Shilimkar
2011-02-08 16:36 ` Santosh Shilimkar
2011-02-08 16:47 ` Russell King - ARM Linux
2011-02-08 16:47 ` Russell King - ARM Linux
2011-02-08 16:58 ` Santosh Shilimkar
2011-02-08 16:58 ` Santosh Shilimkar
2011-02-08 20:43 ` Nicolas Pitre
2011-02-08 20:43 ` Nicolas Pitre
2011-02-09 0:35 ` Tony Lindgren
2011-02-09 0:35 ` Tony Lindgren
2011-02-09 6:04 ` Santosh Shilimkar
2011-02-09 6:04 ` Santosh Shilimkar
2011-02-09 9:48 ` Dave Martin
2011-02-09 9:48 ` Dave Martin
2011-02-09 10:00 ` Santosh Shilimkar [this message]
2011-02-09 10:00 ` Santosh Shilimkar
2011-02-09 16:24 ` Tony Lindgren
2011-02-09 16:24 ` Tony Lindgren
2011-02-09 16:27 ` Santosh Shilimkar
2011-02-09 16:27 ` Santosh Shilimkar
2011-02-09 16:32 ` Russell King - ARM Linux
2011-02-09 16:32 ` Russell King - ARM Linux
2011-02-09 16:44 ` Russell King - ARM Linux
2011-02-09 16:44 ` Russell King - ARM Linux
2011-02-09 16:45 ` Nicolas Pitre
2011-02-09 16:45 ` Nicolas Pitre
2011-02-09 17:48 ` Tony Lindgren
2011-02-09 17:48 ` Tony Lindgren
2011-02-09 10:01 ` Catalin Marinas
2011-02-09 10:01 ` Catalin Marinas
2011-02-10 13:04 ` Russell King - ARM Linux
2011-02-10 13:04 ` Russell King - ARM Linux
2011-02-10 13:12 ` Catalin Marinas
2011-02-10 13:12 ` Catalin Marinas
2011-02-10 13:16 ` Russell King - ARM Linux
2011-02-10 13:16 ` Russell King - ARM Linux
2011-02-11 20:45 ` Nicolas Pitre
2011-02-11 20:45 ` Nicolas Pitre
2011-02-11 21:07 ` Russell King - ARM Linux
2011-02-11 21:07 ` Russell King - ARM Linux
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=80a27c86473cf29a9fa5e68aa29eef46@mail.gmail.com \
--to=santosh.shilimkar@ti.com \
--cc=dave.martin@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-omap@vger.kernel.org \
--cc=linux@arm.linux.org.uk \
--cc=nico@fluxnic.net \
--cc=tony@atomide.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.