linux-kernel - Re: [PATCH] usb: gadget zero: avoid unnecessary reinit of data in f

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Message-ID: <20121217154545.GB5931@breakpoint.cc>
Date:	Mon, 17 Dec 2012 16:45:45 +0100
From:	Sebastian Andrzej Siewior <sebastian@...akpoint.cc>
To:	Armando Visconti <armando.visconti@...com>
Cc:	balbi@...com, gregkh@...uxfoundation.org, pratyush.anand@...com,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	spear-devel@...t.st.com
Subject: Re: [PATCH] usb: gadget zero: avoid unnecessary reinit of data in
 f_sourcesink

On Thu, Dec 13, 2012 at 03:11:19PM +0100, Armando Visconti wrote:
> In the IN case, since the USB request is allocated only when
> the source/sink function is started and never freed, the USB ept
> buffer needs to be inited only at the beginning. This change
                     ^^^^^^
> results into a more performant g_zero module, especially when
> 'pattern=1' is selected.

Besides that the patch looks fine :)

> Signed-off-by: Armando Visconti <armando.visconti@...com>

Sebastian
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