From: Arnd Bergmann <arnd@arndb.de>
To: Dave Martin <dave.martin@linaro.org>
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>,
linux-arm-kernel@lists.infradead.org,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Nicolas Pitre <nicolas.pitre@linaro.org>,
Tony Lindgren <tony@atomide.com>,
linux-omap@vger.kernel.org, Jean Pihet-XID <j-pihet@ti.com>
Subject: Re: [PATCH v2] ARM: Define wfi() macro for v6 processors
Date: Tue, 8 Feb 2011 16:17:58 +0100 [thread overview]
Message-ID: <201102081617.59092.arnd@arndb.de> (raw)
In-Reply-To: <AANLkTim90DF1pE0As_vNO-c4dn7S=2jVq+hkRo8CYsx4@mail.gmail.com>
On Tuesday 08 February 2011, Dave Martin wrote:
> CFLAGS_cpu_specific_object.o += -march=armv7-a
>
> Whether it's safe to do it depends on whether code from that file
> could ever get run on other processors. I'm not so sure of the answer
> to that..., but perhaps someone else has a better idea.
We already do this a lot from arch/arm/mm/Makefile, and those
files are typically just one function per file, so they can easily
be proven to be safe that way.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: Define wfi() macro for v6 processors
Date: Tue, 8 Feb 2011 16:17:58 +0100 [thread overview]
Message-ID: <201102081617.59092.arnd@arndb.de> (raw)
In-Reply-To: <AANLkTim90DF1pE0As_vNO-c4dn7S=2jVq+hkRo8CYsx4@mail.gmail.com>
On Tuesday 08 February 2011, Dave Martin wrote:
> CFLAGS_cpu_specific_object.o += -march=armv7-a
>
> Whether it's safe to do it depends on whether code from that file
> could ever get run on other processors. I'm not so sure of the answer
> to that..., but perhaps someone else has a better idea.
We already do this a lot from arch/arm/mm/Makefile, and those
files are typically just one function per file, so they can easily
be proven to be safe that way.
Arnd
next prev parent reply other threads:[~2011-02-08 15:18 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-08 11:01 [PATCH v2] ARM: Define wfi() macro for v6 processors Dave Martin
2011-02-08 11:01 ` Dave Martin
2011-02-08 11:08 ` Russell King - ARM Linux
2011-02-08 11:08 ` Russell King - ARM Linux
2011-02-08 11:16 ` Dave Martin
2011-02-08 11:16 ` Dave Martin
2011-02-08 12:11 ` Arnd Bergmann
2011-02-08 12:11 ` Arnd Bergmann
2011-02-08 12:13 ` Russell King - ARM Linux
2011-02-08 12:13 ` Russell King - ARM Linux
2011-02-08 12:53 ` Arnd Bergmann
2011-02-08 12:53 ` Arnd Bergmann
2011-02-08 14:45 ` Dave Martin
2011-02-08 14:45 ` Dave Martin
2011-02-08 14:54 ` Santosh Shilimkar
2011-02-08 14:54 ` Santosh Shilimkar
2011-02-08 15:09 ` Dave Martin
2011-02-08 15:09 ` Dave Martin
2011-02-08 15:17 ` Arnd Bergmann [this message]
2011-02-08 15:17 ` Arnd Bergmann
2011-02-08 16:32 ` Russell King - ARM Linux
2011-02-08 16:32 ` Russell King - ARM Linux
2011-02-08 16:58 ` Arnd Bergmann
2011-02-08 16:58 ` Arnd Bergmann
2011-02-08 17:15 ` Dave Martin
2011-02-08 17:15 ` Dave Martin
2011-02-08 15:15 ` Arnd Bergmann
2011-02-08 15:15 ` Arnd Bergmann
2011-02-08 15:30 ` Dave Martin
2011-02-08 15:30 ` Dave Martin
2011-02-08 15:42 ` Arnd Bergmann
2011-02-08 15:42 ` Arnd Bergmann
2011-02-08 16:21 ` Dave Martin
2011-02-08 16:21 ` Dave Martin
2011-02-09 10:07 ` Arnd Bergmann
2011-02-09 10:07 ` Arnd Bergmann
2011-02-08 16:25 ` Russell King - ARM Linux
2011-02-08 16:25 ` Russell King - ARM Linux
2011-02-08 16:31 ` Dave Martin
2011-02-08 16:31 ` Dave Martin
2011-02-08 16:47 ` Arnd Bergmann
2011-02-08 16:47 ` Arnd Bergmann
2011-02-08 16:55 ` Russell King - ARM Linux
2011-02-08 16:55 ` Russell King - ARM Linux
2011-02-08 17:00 ` Dave Martin
2011-02-08 17:00 ` Dave Martin
2011-02-08 16:20 ` Russell King - ARM Linux
2011-02-08 16:20 ` Russell King - ARM Linux
2011-02-08 16:28 ` Dave Martin
2011-02-08 16:28 ` Dave Martin
2011-02-08 12:22 ` Dave Martin
2011-02-08 12:22 ` Dave Martin
2011-02-08 12:31 ` Santosh Shilimkar
2011-02-08 12:31 ` Santosh Shilimkar
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