From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755295Ab2ITNlP (ORCPT ); Thu, 20 Sep 2012 09:41:15 -0400 Received: from mail1.windriver.com ([147.11.146.13]:56044 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755229Ab2ITNlN (ORCPT ); Thu, 20 Sep 2012 09:41:13 -0400 Message-ID: <505B1CC7.9000005@windriver.com> Date: Thu, 20 Sep 2012 08:40:23 -0500 From: Jason Wessel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120827 Thunderbird/15.0 MIME-Version: 1.0 To: Anton Vorontsov CC: Andrew Morton , Russell King , Greg Kroah-Hartman , Alan Cox , =?UTF-8?B?QXJ2ZSBIasO4bm5ldsOlZw==?= , Colin Cross , Brian Swetland , John Stultz , Thomas Gleixner , , , , , , , Subject: Re: [PATCH v8 0/11] KGDB/KDB FIQ (NMI) debugger References: <20120919234003.GA24143@lizard> In-Reply-To: <20120919234003.GA24143@lizard> X-Enigmail-Version: 1.4.4 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/19/2012 06:40 PM, Anton Vorontsov wrote: > Hi all, > > In v8, addressed Jason's comments: > > - Changed kgdb_enable_nmi() weak function to kgdb_arch callbck; > - We no longer register disable_nmi command if arch does not register > KGDB NMI handling (i.e. not filling kgdb_arch.enable_nmi callback); > - The same is for ttyNMI: if architecure does not provide us with > enable_nmi call, we don't need the tty device. Of course, there is no > way to tell wether a specific serial device can be used for NMI > debugging, as it is not serial-device specific, but specific to > whether IRQ can be rerouted to an NMI (for most our cases, pretty > much every IRQ can be rerouted, e.g. a hot-pluggable serial device on > a PCI bus). > - Rebased on the latest and greatest tty-next, just in case. I have the kgdb regression builder running right now (it will be done in about 1 hour), and so far it picked up one new warning. drivers/tty/serial/kgdb_nmi.c: In function 'kgdb_nmi_poll_one_knock': drivers/tty/serial/kgdb_nmi.c:161: warning: field width should have type 'int', but argument 4 has type 'size_t' Jason.