From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932964AbYEUNVc (ORCPT ); Wed, 21 May 2008 09:21:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764002AbYEUNVO (ORCPT ); Wed, 21 May 2008 09:21:14 -0400 Received: from smtp-out002.kontent.com ([81.88.40.216]:53399 "EHLO smtp-out002.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762314AbYEUNVN (ORCPT ); Wed, 21 May 2008 09:21:13 -0400 From: Oliver Neukum Organization: NOvell To: Jiri Kosina Subject: Re: [PATCH] USB: fix deadlock in HCD code Date: Wed, 21 May 2008 15:21:00 +0200 User-Agent: KMail/1.9.9 Cc: Greg KH , linux-usb@vger.kernel.org, Alan Stern , lchiquitto@novell.com, linux-kernel@vger.kernel.org References: In-Reply-To: MIME-Version: 1.0 Content-Disposition: inline Message-Id: <200805211521.01435.oliver@neukum.org> Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Mittwoch 21 Mai 2008 14:09:43 schrieb Jiri Kosina: > hcd_urb_list_lock is used for synchronization between IRQ and non-IRQ > contexts, so the non-IRQ context has to disable IRQs in order to prevent > deadlocking with IRQ context. Which non-irq context is that? Regards Oliver