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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64385C32771 for ; Wed, 17 Aug 2022 16:14:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241043AbiHQQOV (ORCPT ); Wed, 17 Aug 2022 12:14:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240995AbiHQQN4 (ORCPT ); Wed, 17 Aug 2022 12:13:56 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01F1CA0317; Wed, 17 Aug 2022 09:13:23 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F116DB81E35; Wed, 17 Aug 2022 16:13:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C8B8AC433D6; Wed, 17 Aug 2022 16:13:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660752799; bh=kXQNLS4CwMPiKcaeiXiEF6+1NRLEt3k8IA9vim983Jk=; h=From:To:Cc:Subject:Date:From; b=JneOmSwu4MkndSGmEfBm3JLuf37aATz+WYX+zZsypRYYknRqAJ4SwUBJvm8MkDAZt asHwG4f/EkA3SkrE6HqOooxFTzSZ7XBq+76dkp+GdcLGETSAqGRE9F14gk5IjU0qm1 C6MVy5Bw+GIaSlNoEbg+/INn01IpTXb4gWJcTOBweniK6YkExd1EHIAeqPJY3aw7Ju wu38BHQawUkfJbpggxqxYzgMQzmlXQvChYrPyBqQiSGnzEcBrZJk2j6gg1xfeWiz5y xldRSPkjfV16eSB2gWrLQqi+fHxVkPRv0Q6BH1yU3tdtPsugFqR3/BZuos3bK9I+2J nHlJ4M7fGLOhA== From: guoren@kernel.org To: xianting.tian@linux.alibaba.com, palmer@dabbelt.com, heiko@sntech.de, guoren@kernel.org, conor.dooley@microchip.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, liaochang1@huawei.com, mick@ics.forth.gr, jszhang@kernel.org, Guo Ren Subject: [PATCH V2 0/2] riscv: kexec: Fixup crash_save percpu and machine_kexec_mask_interrupts Date: Wed, 17 Aug 2022 12:12:56 -0400 Message-Id: <20220817161258.748836-1-guoren@kernel.org> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org From: Guo Ren Current riscv kexec can't crash_save percpu states and disable interrupts properly. The patch series fix them, make kexec work correct. Changes in v2: - Add Fixes tags - Remove extern from bool smp_crash_stop_failed(void) v1: https://lore.kernel.org/linux-riscv/20220816012701.561435-1-guoren@kernel.org/ Guo Ren (2): riscv: kexec: Disable all interrupts in kexec crash path riscv: kexec: Fixup crash_smp_send_stop with percpu crash_save_cpu arch/riscv/include/asm/smp.h | 6 +++ arch/riscv/kernel/machine_kexec.c | 44 +++++++++++---- arch/riscv/kernel/smp.c | 89 ++++++++++++++++++++++++++++++- 3 files changed, 126 insertions(+), 13 deletions(-) -- 2.36.1