Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262144AbTEZTER (ORCPT ); Mon, 26 May 2003 15:04:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262145AbTEZTEQ (ORCPT ); Mon, 26 May 2003 15:04:16 -0400 Received: from nat9.steeleye.com ([65.114.3.137]:58118 "EHLO hancock.sc.steeleye.com") by vger.kernel.org with ESMTP id S262144AbTEZTEP (ORCPT ); Mon, 26 May 2003 15:04:15 -0400 Subject: Re: [BK PATCHES] add ata scsi driver From: James Bottomley To: Jens Axboe Cc: torvalds@transmeta.com, Linux Kernel In-Reply-To: <20030526190707.GM845@suse.de> References: <1053972773.2298.177.camel@mulgrave> <20030526181852.GL845@suse.de> <1053974830.1768.190.camel@mulgrave> <20030526190707.GM845@suse.de> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.8 (1.0.8-9) Date: 26 May 2003 15:17:23 -0400 Message-Id: <1053976644.2298.194.camel@mulgrave> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 746 Lines: 18 On Mon, 2003-05-26 at 15:07, Jens Axboe wrote: > Alright, so what do you need? Start out with X tags, shrink to Y (based > on repeated queue full conditions)? Anything else? Actually, it's easier than that: just an API to alter the number of tags in the block layer (really only the size of your internal hash table). The actual heuristics of when to alter the queue depth is the province of the individual drivers (although Doug Ledford was going to come up with a generic implementation). James - 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/