From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Date: Tue, 14 Oct 2008 05:56:14 +0000 Subject: Re: [PATCH] 2.6.27-rc9 QGLE make unsupported page size explicit Message-Id: <20081013.225614.55382681.davem@davemloft.net> List-Id: References: <20081014021902.GY25780@parisc-linux.org> <20081013.193153.203217396.davem@davemloft.net> <20081014025329.GA25397@susedev.qlogic.org> In-Reply-To: <20081014025329.GA25397@susedev.qlogic.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ron.mercer@qlogic.com Cc: matthew@wil.cx, grundler@parisc-linux.org, linux-driver@qlogic.com, netdev@vger.kernel.org, linux-ia64@vger.kernel.org From: Ron Mercer Date: Mon, 13 Oct 2008 19:53:29 -0700 > My explanation might not have been very good. What I was trying to say > is that the macro in question determines the size of a scatter/gathter > list that is external to the TX descriptor. The size is based on > MAX_SKB_FRAGS and PAGE_SIZE. When PAGE_SIZE is larger than 8k I don't > need the external scatter/gather list because all frags will fit in the > native TX descriptor. Yes, it all makes sense now, thanks Ron. Patch applied.