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 223BDC6FA91 for ; Wed, 21 Sep 2022 03:35:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231346AbiIUDfG (ORCPT ); Tue, 20 Sep 2022 23:35:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231725AbiIUDd6 (ORCPT ); Tue, 20 Sep 2022 23:33:58 -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 E5042631D; Tue, 20 Sep 2022 20:31:57 -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 52E2CB81D05; Wed, 21 Sep 2022 03:31:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DFBF0C433C1; Wed, 21 Sep 2022 03:31:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663731113; bh=L86JnuAVDjwV91egGrglApUiZIzU+Mu/qe9sCYqDgWM=; h=From:To:Cc:Subject:Date:From; b=e9O4oZsEDvFJZ7tY+/tb3bYBz7fd04JUedr8USCPhjsB0NBVfG1ApVlve/CntD5i9 VZSnYPnkRaUKTYNpwEuywjnLtOV2A0dNc6Blto0Ctmg/vI7Ps0QRT2Tf97bJvtimtW Xqsfol0cY4sQmKgfg4eiDyx+MXz1kgpCe/2cPWKu1A5229It89GrCmH93svxyDNLKq 13Sk5DhTVzGTlqzL19tTEwKWDtfy6iO/yvE+uunLajQfaNHKYTO8VbKaVYVKWD9Bpj AVYrcu65tCejmheajxcXRVz35zYP9RaG/SBJ5PW3A7+quaPkPJngBfGwKvfYsM8Pcu amwxs3N7G2Jtg== From: guoren@kernel.org To: xianting.tian@linux.alibaba.com, palmer@dabbelt.com, palmer@rivosinc.com, heiko@sntech.de, liaochang1@huawei.com, jszhang@kernel.org, arnd@arndb.de Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, Guo Ren Subject: [PATCH V4 0/3] riscv: kexec: Fxiup crash_save percpu and machine_kexec_mask_interrupts Date: Tue, 20 Sep 2022 23:31:31 -0400 Message-Id: <20220921033134.3133319-1-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. Also cleanup arm64, x86 declarations in asm/smp.h. Changlogs: v4: - Add cpu_ops[cpu]->cpu_stop() in ipi_cpu_crash_stop - Wording optimization in comments V3: https://lore.kernel.org/linux-riscv/20220819025444.2121315-1-guoren@kernel.org/ - Fixup compile problem with !SMP, which reported by lkp@intel.com - Cleanup declarations in asm/smp.h - Add reviewed-by V2: https://lore.kernel.org/linux-riscv/20220817161258.748836-1-guoren@kernel.org/ - 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 (3): riscv: kexec: Fixup irq controller broken in kexec crash path riscv: kexec: Fixup crash_smp_send_stop without multi cores 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 | 97 ++++++++++++++++++++++++++++++- arch/x86/include/asm/crash.h | 1 - 5 files changed, 133 insertions(+), 15 deletions(-) -- 2.36.1