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 EF780C00140 for ; Fri, 19 Aug 2022 02:55:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344131AbiHSCzC (ORCPT ); Thu, 18 Aug 2022 22:55:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33830 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243176AbiHSCy7 (ORCPT ); Thu, 18 Aug 2022 22:54:59 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 691C1D39B4; Thu, 18 Aug 2022 19:54:58 -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 317CCB82558; Fri, 19 Aug 2022 02:54:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EACEFC433D6; Fri, 19 Aug 2022 02:54:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660877695; bh=MWB0MHyVat//RCNcc5nnre2niTbT73AZeuEoxZb/j5I=; h=From:To:Cc:Subject:Date:From; b=toZYXqMaVqIO8OTDDRJtnrrNomIuEAiPS86Hrmo94FdHsZSV8tTL9aTemldPAceix iZ3BUhvzmkSYGcSvGqTN/78PwcPPzY0CDt76g+N4jyRqoLAqQByoQaQtmfR0CGzFs0 /ADmlXcN03Gv5aQ7JHE0bzN/zEnF2UAbJE4zg5iN4a4r8NQR6/tx+n39mdJAl/2FKv 80TWYqEt70t/MqIXpimdZtdZqRHPyE2LwrlBHPizEF77xmxsz1EdcX3gHMp4EaK41z lkNsXKQNpd9QCPEd2yJzg5v40ayZPQEES9o+1wmybFR6obzkpFXu1FKKRX2Q+3OIwd PgFeELRDYZoKQ== 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 V3 0/3] riscv: kexec: Fixup crash_save percpu and machine_kexec_mask_interrupts Date: Thu, 18 Aug 2022 22:54:41 -0400 Message-Id: <20220819025444.2121315-1-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-kernel@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. Also cleanup arm64, x86 declarations in asm/smp.h. Changlogs: v2: https://lore.kernel.org/linux-riscv/20220817161258.748836-1-guoren@kernel.org/ v1: https://lore.kernel.org/linux-riscv/20220816012701.561435-1-guoren@kernel.org/ Changes in v3: - Fixup compile problem with !SMP, which reported by lkp@intel.com - Cleanup declarations in asm/smp.h - Add reviewed-by Changes in v2: - Add Fixes tags - Remove extern from bool smp_crash_stop_failed(void) Guo Ren (3): riscv: kexec: Disable all interrupts in kexec crash path riscv: kexec: Fixup crash_smp_send_stop with percpu crash_save_cpu arch: crash: Remove duplicate declaration in smp.h arch/arm64/include/asm/smp.h | 1 - arch/riscv/include/asm/smp.h | 3 ++ arch/riscv/kernel/machine_kexec.c | 46 ++++++++++++---- arch/riscv/kernel/smp.c | 89 ++++++++++++++++++++++++++++++- arch/x86/include/asm/crash.h | 1 - 5 files changed, 125 insertions(+), 15 deletions(-) -- 2.36.1