From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [PATCH 2/4] fastboot: make scsi probes asynchronous Date: Sun, 4 Jan 2009 11:05:15 -0700 Message-ID: <20090104180515.GD2002@parisc-linux.org> References: <20090104092430.7ffd2c41@infradead.org> <20090104092940.11943797@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from palinux.external.hp.com ([192.25.206.14]:42273 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751840AbZADSFd (ORCPT ); Sun, 4 Jan 2009 13:05:33 -0500 Content-Disposition: inline In-Reply-To: <20090104092940.11943797@infradead.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Arjan van de Ven Cc: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, mingo@elte.hu, fweisbec@gmail.com, linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, linux-acpi@vger.kernel.org, akpm@linux-foundation.org On Sun, Jan 04, 2009 at 09:29:40AM -0800, Arjan van de Ven wrote: > >From 2087b546abddced50fa73ea9a71b5a040ae1026e Mon Sep 17 00:00:00 2001 > From: Arjan van de Ven > Date: Sun, 4 Jan 2009 05:32:28 -0800 > Subject: [PATCH] fastboot: make scsi probes asynchronous > > This patch makes part of the scsi probe (which is mostly device spin up and the > partition scan) asynchronous. Only the part that runs after getting the device > number allocated is asynchronous, ensuring that device numbering remains stable. Is this really a big win? Were you using the async scsi scan code already? -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."