linux-kernel - Re: [PATCH 1/4] ARM: export read_current

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Message-ID: <20120822174945.GS9093@mudshark.cambridge.arm.com>
Date:	Wed, 22 Aug 2012 18:49:45 +0100
From:	Will Deacon <will.deacon@....com>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Arnd Bergmann <arnd@...db.de>,
	Russell King <rmk+kernel@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Shinya Kuribayashi <shinya.kuribayashi.px@...esas.com>
Subject: Re: [PATCH 1/4] ARM: export read_current_timer

On Wed, Aug 22, 2012 at 06:15:14PM +0100, Stephen Boyd wrote:
> On 08/22/12 07:29, Arnd Bergmann wrote:
> > read_current_timer is used in the get_cycles() function when
> > ARM_ARCH_TIMER is set, and that function can be inlined into
> > driver modules, so we should export the function to avoid
> > errors like
> >
> > ERROR: "read_current_timer" [drivers/video/udlfb.ko] undefined!
> > ERROR: "read_current_timer" [crypto/tcrypt.ko] undefined!
> >
> > Signed-off-by: Arnd Bergmann <arnd@...db.de>
> > Cc: Shinya Kuribayashi <shinya.kuribayashi.px@...esas.com>
> 
> Acked-by: Stephen Boyd <sboyd@...eaurora.org>
> 
> I ran into this last week but forgot to send the patch. Thanks.

Looks good to me, thanks Arnd:

Acked-by: Will Deacon <will.deacon@....com>

On the topic of the timer stuff: Shinya/Stephen, did you have a chance to
look at the registration stuff that was proposed? I'm happy to push it if
people will actually use it.

Cheers,

Will
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