From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH #upstream-fixes] sata_sil: fix spurious IRQ handling Date: Mon, 17 Dec 2007 20:37:20 -0500 Message-ID: <47672450.70703@garzik.org> References: <4759DB17.9010505@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:37116 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753563AbXLRBhX (ORCPT ); Mon, 17 Dec 2007 20:37:23 -0500 In-Reply-To: <4759DB17.9010505@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: IDE/ATA development list , mark.paulus@technologist.com, sveint@gmail.com, bug-track@fisher-privat.net Tejun Heo wrote: > Interestingly, sata_sil raises spurious interrupts if it's coupled > with Sil SATA_PATA bridge. Currently, sata_sil interrupt handler is > strict about spurious interrupts and freezes the port when it occurs. > This patch makes it more forgiving. > > * On SATA PHY event interrupt, serror value is checked to see whether > it really is PHYRDY CHG event. If not, SATA PHY event interrupt is > ignored. > > * If ATA interrupt occurs while no command is in progress, it's > cleared and ignored. > > This fixes bugzilla bug 9505. > > http://bugzilla.kernel.org/show_bug.cgi?id=9505 > > Signed-off-by: Tejun Heo applied #upstream-fixes