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 1FBE8C61DA4 for ; Fri, 10 Feb 2023 01:05:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230167AbjBJBFM (ORCPT ); Thu, 9 Feb 2023 20:05:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229764AbjBJBFC (ORCPT ); Thu, 9 Feb 2023 20:05:02 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3252C5C8B2 for ; Thu, 9 Feb 2023 17:05:02 -0800 (PST) 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 E23BFB8235C for ; Fri, 10 Feb 2023 01:05:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A727C433EF; Fri, 10 Feb 2023 01:04:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1675991099; bh=gNVF4+7c0MSaSHSw4L07M+72DQF6tLSwZIK5zOvkgwc=; h=Date:To:From:Subject:From; b=bTg72OgHiiGvrZ/Q3CoRG3bQYAbz/auVqhxti7dMfI6dJwTT0dsgqQXPQBBN1lD5+ 6ulLM1zbEYOsHhMas/Lk9E8T7u10qnGHW96L8s9nG5koQpfRUKGQvaT8mXzQ0YsVBR jU14Og1p02Q42M9aJ52UG4MaybxD1nCiR4NgLKb8= Date: Thu, 09 Feb 2023 17:04:59 -0800 To: mm-commits@vger.kernel.org, pmladek@suse.com, linux@rasmusvillemoes.dk, fuyuanli@didiglobal.com, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-nonmm-stable] hung_task-print-message-when-hung_task_warnings-gets-down-to-zero.patch removed from -mm tree Message-Id: <20230210010459.9A727C433EF@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: hung_task: print message when hung_task_warnings gets down to zero. has been removed from the -mm tree. Its filename was hung_task-print-message-when-hung_task_warnings-gets-down-to-zero.patch This patch was dropped because it was merged into the mm-nonmm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: fuyuanli Subject: hung_task: print message when hung_task_warnings gets down to zero. Date: Wed, 1 Feb 2023 21:54:33 +0800 It's useful to report it when hung_task_warnings gets down to zero, so that we can know if kernel log was lost or there is no hung task was detected. Link: https://lkml.kernel.org/r/20230201135416.GA6560@didi-ThinkCentre-M920t-N000 Signed-off-by: fuyuanli Reviewed-by: Petr Mladek Cc: Rasmus Villemoes Signed-off-by: Andrew Morton --- kernel/hung_task.c | 2 ++ 1 file changed, 2 insertions(+) --- a/kernel/hung_task.c~hung_task-print-message-when-hung_task_warnings-gets-down-to-zero +++ a/kernel/hung_task.c @@ -142,6 +142,8 @@ static void check_hung_task(struct task_ if (sysctl_hung_task_all_cpu_backtrace) hung_task_show_all_bt = true; + if (!sysctl_hung_task_warnings) + pr_info("Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings\n"); } touch_nmi_watchdog(); _ Patches currently in -mm which might be from fuyuanli@didiglobal.com are