Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762495AbXJQUZo (ORCPT ); Wed, 17 Oct 2007 16:25:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757777AbXJQUZg (ORCPT ); Wed, 17 Oct 2007 16:25:36 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:39984 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757036AbXJQUZf (ORCPT ); Wed, 17 Oct 2007 16:25:35 -0400 Date: Wed, 17 Oct 2007 13:24:21 -0700 (PDT) From: Linus Torvalds To: Jens Axboe cc: Ingo Molnar , linux-kernel@vger.kernel.org, Jeff Garzik , Alan Cox Subject: Re: [bug] ata subsystem related crash with latest -git In-Reply-To: <20071017200638.GE15552@kernel.dk> Message-ID: References: <20071017172932.GI15552@kernel.dk> <20071017173408.GA1960@elte.hu> <20071017174503.GA4622@elte.hu> <20071017175337.GN15552@kernel.dk> <20071017183716.GU15552@kernel.dk> <20071017190901.GA13780@elte.hu> <20071017193542.GA15552@kernel.dk> <20071017195659.GD15552@kernel.dk> <20071017200638.GE15552@kernel.dk> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 640 Lines: 18 On Wed, 17 Oct 2007, Jens Axboe wrote: > > So until that is fixed up, how about this? Should cover all block > devices, and I don't think sg_next()/for_each_sg() has spread outside of > that yet. Heh. Not good. There are drivers that set max phys segmsnts to 1. Either through some host-specific setting (MMC), or explicitly (eg a grep shows viodasd uses just a constant 1 there). Linus - 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/