Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932189AbVIGT1t (ORCPT ); Wed, 7 Sep 2005 15:27:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751286AbVIGT1t (ORCPT ); Wed, 7 Sep 2005 15:27:49 -0400 Received: from serv01.siteground.net ([70.85.91.68]:24450 "EHLO serv01.siteground.net") by vger.kernel.org with ESMTP id S1751284AbVIGT1s (ORCPT ); Wed, 7 Sep 2005 15:27:48 -0400 Date: Wed, 7 Sep 2005 12:27:47 -0700 From: Ravikiran G Thirumalai To: Jens Axboe Cc: Bartlomiej Zolnierkiewicz , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, "Shai Fultheim (Shai@scalex86.org)" , Alok Kataria Subject: Re: [patch 0/4] ide: Break ide_lock to per-hwgroup lock Message-ID: <20050907192747.GC3769@localhost.localdomain> References: <20050906233322.GA3642@localhost.localdomain> <20050907091923.GE4785@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050907091923.GE4785@suse.de> User-Agent: Mutt/1.4.2.1i X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - serv01.siteground.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [0 0] / [47 12] X-AntiAbuse: Sender Address Domain - scalex86.org X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 682 Lines: 18 On Wed, Sep 07, 2005 at 11:19:24AM +0200, Jens Axboe wrote: > On Tue, Sep 06 2005, Ravikiran G Thirumalai wrote: > > The following patchset breaks down the global ide_lock to per-hwgroup lock. > > We have taken the following approach. > > Curious, what is the point of this? > On smp machines with multiple ide interfaces, we take per-group lock instead of a global lock, there by breaking the lock to per-irq hwgroups. Thanks, Kiran - 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/