linux-kernel - Re: [PATCH] spi: spidev: Use separate TX and RX bounce buffers

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Message-ID: <20141013110726.GT27755@sirena.org.uk>
Date:	Mon, 13 Oct 2014 13:07:26 +0200
From:	Mark Brown <broonie@...nel.org>
To:	Ray Jui <rjui@...adcom.com>
Cc:	linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
	JD Zheng <jdzheng@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Geert Uytterhoeven <geert.uytterhoeven@...il.com>
Subject: Re: [PATCH] spi: spidev: Use separate TX and RX bounce buffers

On Thu, Oct 09, 2014 at 11:19:25AM -0700, Ray Jui wrote:
> By using separate TX and RX bounce buffers, we avoid potential cache
> flush and invalidation sequence issue that may be encountered when a
> single bounce buffer is shared between TX and RX

Applied, thanks.

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