Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751570Ab1DKMgf (ORCPT ); Mon, 11 Apr 2011 08:36:35 -0400 Received: from cantor.suse.de ([195.135.220.2]:57406 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750979Ab1DKMge (ORCPT ); Mon, 11 Apr 2011 08:36:34 -0400 Date: Mon, 11 Apr 2011 22:36:23 +1000 From: NeilBrown To: Jens Axboe Cc: Mike Snitzer , "linux-kernel@vger.kernel.org" , "hch@infradead.org" , "dm-devel@redhat.com" , "linux-raid@vger.kernel.org" Subject: Re: [PATCH 05/10] block: remove per-queue plugging Message-ID: <20110411223623.4278fad1@notabene.brown> In-Reply-To: <4DA2F00E.6010907@fusionio.com> References: <1295659049-2688-1-git-send-email-jaxboe@fusionio.com> <1295659049-2688-6-git-send-email-jaxboe@fusionio.com> <20110303221353.GA10366@redhat.com> <4D761E0D.8050200@fusionio.com> <20110308202100.GA31744@redhat.com> <4D76912C.9040705@fusionio.com> <20110308220526.GA393@redhat.com> <20110310005810.GA17911@redhat.com> <20110405130541.6c2b5f86@notabene.brown> <20110411145022.710c30e9@notabene.brown> <4DA2C7BE.6060804@fusionio.com> <20110411205928.13915719@notabene.brown> <4DA2E03A.2080607@fusionio.com> <20110411212635.7959de70@notabene.brown> <4DA2E7F0.9010904@fusionio.com> <20110411220505.1028816e@notabene.brown> <4DA2F00E.6010907@fusionio.com> X-Mailer: Claws Mail 3.7.8 (GTK+ 2.22.1; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 762 Lines: 18 On Mon, 11 Apr 2011 14:11:58 +0200 Jens Axboe wrote: > > Yes. But I need to know when to release the requests that I have stored. > > I need to know when ->write_pages or ->read_pages or whatever has finished > > submitting a pile of pages so that I can start processing the request that I > > have put aside. So I need a callback from blk_finish_plug. > > OK fair enough, I'll add your callback patch. > Thanks. I'll queue up my md fixes to follow it once it gets to -linus. NeilBrown -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/