netdev - Re: Socket buffer sizes with autotuning

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Message-Id: <20080512.210202.158182011.davem@davemloft.net>
Date:	Mon, 12 May 2008 21:02:02 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	hkchu@...gle.com
Cc:	netdev@...r.kernel.org
Subject: Re: Socket buffer sizes with autotuning

From: "Jerry Chu" <hkchu@...gle.com>
Date: Mon, 12 May 2008 21:00:08 -0700

> Does xchg() return the old value? (Can't find any comments on it.)

Yes, otherwise it wouldn't be very useful.
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