From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jaswinder Singh Rajput" Subject: Re: [PATCH 2/4] fastboot: make scsi probes asynchronous Date: Mon, 5 Jan 2009 00:08:42 +0530 Message-ID: <3f9a31f40901041038w47493205m9fcd87fe237ec257@mail.gmail.com> References: <20090104092430.7ffd2c41@infradead.org> <20090104092940.11943797@infradead.org> <20090104180515.GD2002@parisc-linux.org> <20090104101353.05e8df09@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from wa-out-1112.google.com ([209.85.146.176]:2979 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751066AbZADSio (ORCPT ); Sun, 4 Jan 2009 13:38:44 -0500 In-Reply-To: <20090104101353.05e8df09@infradead.org> Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Arjan van de Ven Cc: Matthew Wilcox , 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 4, 2009 at 11:43 PM, Arjan van de Ven wrote: > > just checked; > my box has CONFIG_SCSI_SCAN_ASYNC=y set for both cases > it seems to be about 0.1 seconds win still though... > sounds little, but a kernel boot should be less than a second, so that > is still 10%. And it's obviously also disk dependent.. > (I used libata connected disks obviously) > Do you also have boot time numbers for RAM and/or flash based filesystem (disk-less) JSR