linux-kernel - Re: [PATCH 7/8] radeon: Out of line radeon_get_ib

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Date:	Tue, 20 May 2014 10:04:49 -0700
From:	Andi Kleen <ak@...ux.intel.com>
To:	Marek Olšák <maraeo@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
	"Deucher, Alexander" <alexander.deucher@....com>,
	akpm@...ux-foundation.org,
	dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH 7/8] radeon: Out of line radeon_get_ib_value

On Tue, May 20, 2014 at 06:16:48PM +0200, Marek Olšák wrote:
> I think the function should stay in the header file. It's used in
> performance-critical code, so we want it to be inlined.

This doesn't make any sense. If it's talking to the hardware it will
be dominated by the cache misses.

-Andi
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