From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756662AbbHZMrj (ORCPT ); Wed, 26 Aug 2015 08:47:39 -0400 Received: from mail-ob0-f179.google.com ([209.85.214.179]:36097 "EHLO mail-ob0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752923AbbHZMrh (ORCPT ); Wed, 26 Aug 2015 08:47:37 -0400 MIME-Version: 1.0 In-Reply-To: <1440197802-29720-1-git-send-email-stefan@agner.ch> References: <1440197802-29720-1-git-send-email-stefan@agner.ch> Date: Wed, 26 Aug 2015 14:47:37 +0200 Message-ID: Subject: Re: [PATCH] gpio: vf610: handle level IRQ's properly From: Linus Walleij To: Stefan Agner Cc: Alexandre Courbot , "linux-gpio@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Aug 22, 2015 at 12:56 AM, Stefan Agner wrote: > The GPIO IRQ controller is able to generate level triggered > interrupts, however, these were handled by handle_simple_irq so far > which did not take care of IRQ masking. This lead to "nobody cared > (try booting with the "irqpoll" option)" stack traces. > > Use the generic interrupt handlers depending on the IRQ type. > > Signed-off-by: Stefan Agner Patch applied. Hm, this looks like a problem that could exist in a few more GPIO drivers. Can you look around and see if there is something immediately suspicious in drivers/gpio? Yours, Linus Walleij