From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: apparent need to blacklist Lexar flash drive in ide-dma.c Date: Sat, 6 Oct 2007 00:27:55 +0100 Message-ID: <20071006002755.37c365bf@the-village.bc.nu> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:54001 "EHLO the-village.bc.nu" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1756913AbXJEXXP (ORCPT ); Fri, 5 Oct 2007 19:23:15 -0400 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: kilgota@banach.math.auburn.edu Cc: linux-ide@vger.kernel.org > "Ultra 33/66" (I would assume this means UDMA 33 or 66) If it is cabled for it, DMA capable CF is quite new and that seems to cause problems sometimes. > Under the circumstances, I am of course uncertain whether the "ALL" is > appropriate or not, but I suspect it is. So perhaps you would like to add > this entry to the blacklist. The problem is almost certainly your box not the flash drive so ide=nodma is probably most appropriate. It really ought to handle both flash drives however. ide=nodma seems the right answer. Alan