From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964954AbVI0Orl (ORCPT ); Tue, 27 Sep 2005 10:47:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964952AbVI0Ork (ORCPT ); Tue, 27 Sep 2005 10:47:40 -0400 Received: from mba.ocn.ne.jp ([210.190.142.172]:26326 "EHLO smtp.mba.ocn.ne.jp") by vger.kernel.org with ESMTP id S964951AbVI0Ork (ORCPT ); Tue, 27 Sep 2005 10:47:40 -0400 Date: Tue, 27 Sep 2005 23:46:16 +0900 (JST) Message-Id: <20050927.234616.36922370.anemo@mba.ocn.ne.jp> To: stern@rowland.harvard.edu Cc: jim.ramsay@gmail.com, mdharm-kernel@one-eyed-alien.net, linux-usb-users@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org Subject: Re: [Linux-usb-users] Possible bug in usb storage (2.6.11 kernel) From: Atsushi Nemoto In-Reply-To: References: <20050927.223801.130240000.anemo@mba.ocn.ne.jp> X-Fingerprint: 6ACA 1623 39BD 9A94 9B1A B746 CA77 FE94 2874 D52F X-Pgp-Public-Key: http://wwwkeys.pgp.net/pks/lookup?op=get&search=0x2874D52F X-Mailer: Mew version 3.3 on Emacs 21.4 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>>>> On Tue, 27 Sep 2005 10:21:17 -0400 (EDT), Alan Stern said: stern> Yes I did. You can see it at stern> https://lists.one-eyed-alien.net/pipermail/usb-storage/2005-September/001953.html Thank you. But 'kmalloc(US_SENSE_SIZE, GFP_KERNEL)' is not enough (at least) for MIPS since some MIPS chips have 32 byte cacheline and ARCH_KMALLOC_MINALIGN is 8 on linux-mips. Using 'max(dma_get_cache_alignment(), US_SENSE_SIZE)' would be OK. --- Atsushi Nemoto