From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Mantas M." Subject: Re: [PATCH] jme: fix irq storm after suspend/resume Date: Sat, 22 Oct 2011 19:27:09 +0300 Message-ID: References: <20111022125620.GA2256@ecki.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: linux-kernel@vger.kernel.org Return-path: In-Reply-To: <20111022125620.GA2256@ecki.lan> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 22/10/11 15:56, Clemens Buchacher wrote: > If the device is down during suspend/resume, interrupts are enabled > without a registered interrupt handler, causing a storm of > unhandled interrupts until the IRQ is disabled because "nobody > cared". > > Instead, check that the device is up before touching it in the > suspend/resume code. > > Fixes https://bugzilla.kernel.org/show_bug.cgi?id=39112 Just tested the patch, suspend/resume works well. -- Mantas M.