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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9296EC433E0 for ; Tue, 9 Jun 2020 04:32:13 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 4A48A207F9 for ; Tue, 9 Jun 2020 04:32:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ekIGyNkX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4A48A207F9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id E9A2E6B00A6; Tue, 9 Jun 2020 00:32:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E492F6B00A8; Tue, 9 Jun 2020 00:32:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D5F1B6B00A9; Tue, 9 Jun 2020 00:32:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0021.hostedemail.com [216.40.44.21]) by kanga.kvack.org (Postfix) with ESMTP id B6F356B00A6 for ; Tue, 9 Jun 2020 00:32:12 -0400 (EDT) Received: from smtpin11.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 7BBBC18044FCC for ; Tue, 9 Jun 2020 04:32:12 +0000 (UTC) X-FDA: 76908401304.11.coach06_540de9a26dbf Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin11.hostedemail.com (Postfix) with ESMTP id 573CF180202F0 for ; Tue, 9 Jun 2020 04:32:12 +0000 (UTC) X-HE-Tag: coach06_540de9a26dbf X-Filterd-Recvd-Size: 2753 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf48.hostedemail.com (Postfix) with ESMTP for ; Tue, 9 Jun 2020 04:32:11 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8B2E120801; Tue, 9 Jun 2020 04:32:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591677131; bh=YugRelA1zz8sFl9KkTKwu1gr6R6MexOrwKjZVFKVqlg=; h=Date:From:To:Subject:In-Reply-To:From; b=ekIGyNkXJhjDX8yUM+D1YjCySjdhYtQRWdyGdVn9iedu/lzQ9adEYuQgSnn/AZgyf QThZ2u8mUPnjO1wxpS58I/Qa638ism9AZsGawvYwDT7krNh+KryBEEIT9LOaU+Gve/ Qvon/teJ+6t4/7JF2H9UbLj6nsHRZPgTgEvBvjpo= Date: Mon, 08 Jun 2020 21:32:10 -0700 From: Andrew Morton To: akpm@linux-foundation.org, dima@arista.com, gregkh@linuxfoundation.org, jslaby@suse.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 44/93] sysrq: use show_stack_loglvl() Message-ID: <20200609043210.HNqw4CU_1%akpm@linux-foundation.org> In-Reply-To: <20200608212922.5b7fa74ca3f4e2444441b7f9@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: 573CF180202F0 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Dmitry Safonov Subject: sysrq: use show_stack_loglvl() Show the stack trace on a CPU with the same log level as "CPU%d" header. Link: http://lkml.kernel.org/r/20200418201944.482088-45-dima@arista.com Signed-off-by: Dmitry Safonov Cc: Greg Kroah-Hartman Cc: Jiri Slaby Signed-off-by: Andrew Morton --- drivers/tty/sysrq.c | 2 +- include/linux/sched/debug.h | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) --- a/drivers/tty/sysrq.c~sysrq-use-show_stack_loglvl +++ a/drivers/tty/sysrq.c @@ -235,7 +235,7 @@ static void showacpu(void *dummy) raw_spin_lock_irqsave(&show_lock, flags); pr_info("CPU%d:\n", smp_processor_id()); - show_stack(NULL, NULL); + show_stack_loglvl(NULL, NULL, KERN_INFO); raw_spin_unlock_irqrestore(&show_lock, flags); } --- a/include/linux/sched/debug.h~sysrq-use-show_stack_loglvl +++ a/include/linux/sched/debug.h @@ -31,6 +31,8 @@ extern void show_regs(struct pt_regs *); * trace (or NULL if the entire call-chain of the task should be shown). */ extern void show_stack(struct task_struct *task, unsigned long *sp); +extern void show_stack_loglvl(struct task_struct *task, unsigned long *sp, + const char *loglvl); extern void sched_show_task(struct task_struct *p); _