From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [PATCH 9/11] lpfc 8.1.1 : Add polled-mode support Date: Mon, 28 Nov 2005 21:02:44 -0700 Message-ID: <20051129040244.GA28049@parisc-linux.org> References: <9BB4DECD4CFE6D43AA8EA8D768ED51C2276C5F@xbl3.emulex.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from palinux.external.hp.com ([192.25.206.14]:6040 "EHLO palinux.hppa") by vger.kernel.org with ESMTP id S1750712AbVK2ECq (ORCPT ); Mon, 28 Nov 2005 23:02:46 -0500 Content-Disposition: inline In-Reply-To: <9BB4DECD4CFE6D43AA8EA8D768ED51C2276C5F@xbl3.emulex.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James.Smart@Emulex.Com Cc: hch@infradead.org, linux-scsi@vger.kernel.org On Mon, Nov 28, 2005 at 04:10:37PM -0500, James.Smart@Emulex.Com wrote: > > > This needs some documentation for where it is useful. Do you > > want this > > to avoid interrupts under high loads or for something else? > > Yes - we've been asked to support this mode so that a heavily loaded > system can claim back some cpu cycles spent on interrupt processing. > (SPC benchmarks being a prime example) sounds like we need to implement SAPI ;-) [ for those with no clue what i'm talking about, see Documentation/networking/NAPI_HOWTO.txt ]