From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF235C0651F for ; Thu, 4 Jul 2019 16:34:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 96746218A4 for ; Thu, 4 Jul 2019 16:34:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727317AbfGDQeA (ORCPT ); Thu, 4 Jul 2019 12:34:00 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:59605 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725887AbfGDQd7 (ORCPT ); Thu, 4 Jul 2019 12:33:59 -0400 Received: from localhost ([127.0.0.1] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1hj4gH-0005eb-2O; Thu, 04 Jul 2019 18:33:57 +0200 Message-Id: <20190704155608.347938562@linutronix.de> User-Agent: quilt/0.65 Date: Thu, 04 Jul 2019 17:51:46 +0200 From: Thomas Gleixner To: LKML Cc: x86@kernel.org, Nadav Amit , Ricardo Neri , Stephane Eranian , Feng Tang Subject: [patch V2 01/25] x86/kgbd: Use NMI_VECTOR not APIC_DM_NMI References: <20190704155145.617706117@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org apic->send_IPI_allbutself() takes a vector number as argument. APIC_DM_NMI is clearly not a vector number. It's defined to 0x400 which is outside the vector space. Use NMI_VECTOR instead as that's what it is intended to be. Fixes: 82da3ff89dc2 ("x86: kgdb support") Signed-off-by: Thomas Gleixner --- V2: New patch --- arch/x86/kernel/kgdb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -424,7 +424,7 @@ static void kgdb_disable_hw_debug(struct */ void kgdb_roundup_cpus(void) { - apic->send_IPI_allbutself(APIC_DM_NMI); + apic->send_IPI_allbutself(VECTOR_NMI); } #endif