From patchwork Fri Mar 30 19:44:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Salisbury X-Patchwork-Id: 893486 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 40CXBd08lBz9s2t; Sat, 31 Mar 2018 06:44:41 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1f1zwz-0008Sm-2Y; Fri, 30 Mar 2018 19:44:37 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1f1zwu-0008Qh-Br for kernel-team@lists.ubuntu.com; Fri, 30 Mar 2018 19:44:32 +0000 Received: from 1.general.jsalisbury.us.vpn ([10.172.67.212] helo=salisbury) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1f1zwt-00031z-Vv for kernel-team@lists.ubuntu.com; Fri, 30 Mar 2018 19:44:32 +0000 Received: by salisbury (Postfix, from userid 1000) id C7DD47E2605; Fri, 30 Mar 2018 15:44:30 -0400 (EDT) From: Joseph Salisbury To: kernel-team@lists.ubuntu.com Subject: [Bionic][PATCH 0/3] Fixes for LP:1758206 Date: Fri, 30 Mar 2018 15:44:27 -0400 Message-Id: X-Mailer: git-send-email 2.7.4 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1758206 == Bionic Justification == IBM has requested these three commits in Bionic. In Bionic, kdump fails to capture dump when smt=2 or off. The three commits requested have been tested in a test kernel and shown to resolve this bug. The first two commits are in mailine as of v4.16-rc1 and the third is in v4.16-rc2. == Fixes == 04b9c96eae72 ("powerpc/crash: Remove the test for cpu_online in the IPI callback") 4145f358644b ("powernv/kdump: Fix cases where the kdump kernel can get HMI's") 910961754572 ("powerpc/kdump: Fix powernv build break when KEXEC_CORE=n") Balbir Singh (2): powerpc/crash: Remove the test for cpu_online in the IPI callback powernv/kdump: Fix cases where the kdump kernel can get HMI's Guenter Roeck (1): powerpc/kdump: Fix powernv build break when KEXEC_CORE=n arch/powerpc/include/asm/kexec.h | 8 ++++++++ arch/powerpc/kernel/crash.c | 16 ++++++++++++---- arch/powerpc/kernel/smp.c | 18 ++++++++++++++++++ arch/powerpc/platforms/powernv/smp.c | 28 ++++++++++++++++++++++++++++ 4 files changed, 66 insertions(+), 4 deletions(-)