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 77E86C433EF for ; Tue, 12 Jul 2022 02:18:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229869AbiGLCR6 (ORCPT ); Mon, 11 Jul 2022 22:17:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229629AbiGLCR5 (ORCPT ); Mon, 11 Jul 2022 22:17:57 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DC92220FB; Mon, 11 Jul 2022 19:17:56 -0700 (PDT) Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4LhkpF2lZnzVff6; Tue, 12 Jul 2022 10:14:13 +0800 (CST) Received: from kwepemm600010.china.huawei.com (7.193.23.86) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 12 Jul 2022 10:17:54 +0800 Received: from ubuntu1804.huawei.com (10.67.174.174) by kwepemm600010.china.huawei.com (7.193.23.86) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 12 Jul 2022 10:17:53 +0800 From: Li Huafei To: , , , CC: , , , , , , , , , , , , , , , , , , , , Subject: [PATCH 0/5] ARM: Convert to ARCH_STACKWALK Date: Tue, 12 Jul 2022 10:15:22 +0800 Message-ID: <20220712021527.109921-1-lihuafei1@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.174.174] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600010.china.huawei.com (7.193.23.86) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series mainly updates the ARM stack trace code to use the newer and simpler arch_stack_walk() interface. Two issues were fixed before that (see patch 1 and 2), as well as allowing stack_trace_save_tsk() to trace non-current tasks (see patch 3). Li Huafei (5): ARM: stacktrace: Skip frame pointer boundary check for call_with_stack() ARM: stacktrace: Avoid duplicate saving of exception PC value ARM: stacktrace: Allow stack trace saving for non-current tasks ARM: stacktrace: Make stack walk callback consistent with generic code ARM: stacktrace: Convert stacktrace to generic ARCH_STACKWALK arch/arm/Kconfig | 1 + arch/arm/include/asm/stacktrace.h | 8 +- arch/arm/kernel/perf_callchain.c | 9 +- arch/arm/kernel/return_address.c | 9 +- arch/arm/kernel/stacktrace.c | 195 +++++++++++++----------------- arch/arm/lib/call_with_stack.S | 2 + 6 files changed, 105 insertions(+), 119 deletions(-) -- 2.17.1