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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS 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 BCE35C432C0 for ; Tue, 19 Nov 2019 21:06:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 96703222DC for ; Tue, 19 Nov 2019 21:06:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574197592; bh=GLHxt4zej1ZH1/rgQvXs9upW/MCg07o6/Tg2ohtftT4=; h=In-Reply-To:References:Subject:From:Cc:To:Date:List-ID:From; b=ylYS9YhWB64biaOCK1uFpJTVycibYuAG/y3ANcBwebIKoUGp7veBj2kboOE18HPM2 hJTnTqdkYCHhAp8A/hUgcTTH/YIE+zDck1oD+iAkHIK6Rr6fYMNhuyE6YHc4m9edl3 /5fkajI6yl51/uLU2yzsm4vxySb4mmWA0PxeeX2I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727333AbfKSVG3 (ORCPT ); Tue, 19 Nov 2019 16:06:29 -0500 Received: from mail.kernel.org ([198.145.29.99]:36456 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726711AbfKSVG3 (ORCPT ); Tue, 19 Nov 2019 16:06:29 -0500 Received: from kernel.org (unknown [104.132.0.74]) (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 B038F222DC; Tue, 19 Nov 2019 21:06:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574197588; bh=GLHxt4zej1ZH1/rgQvXs9upW/MCg07o6/Tg2ohtftT4=; h=In-Reply-To:References:Subject:From:Cc:To:Date:From; b=hRDySHNEDOoHo9A9OPN2qyQwtR3HBdbD1z7uxRW6u/S1Nd1d/09Zavv4N3DrJtQhB +f1K+WKVXHLtB/tg90bLkfgMW105tzYbQ3Jg7A4Vx4HeNkx/JSp+AEVQ/Vn8bkKQAr 7WMpclCdeNXEPV+6FzryGxUw6wI/SDeCwf02xitM= Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <1573812972-10529-5-git-send-email-alan.maguire@oracle.com> References: <1573812972-10529-1-git-send-email-alan.maguire@oracle.com> <1573812972-10529-5-git-send-email-alan.maguire@oracle.com> Subject: Re: [PATCH v4 linux-kselftest-test 4/6] kunit: remove timeout dependence on sysctl_hung_task_timeout_seconds From: Stephen Boyd Cc: linux-kernel@vger.kernel.org, kunit-dev@googlegroups.com, keescook@chromium.org, yzaikin@google.com, akpm@linux-foundation.org, yamada.masahiro@socionext.com, catalin.marinas@arm.com, joe.lawrence@redhat.com, penguin-kernel@i-love.sakura.ne.jp, schowdary@nvidia.com, urezki@gmail.com, andriy.shevchenko@linux.intel.com, corbet@lwn.net, tytso@mit.edu, adilger.kernel@dilger.ca, mcgrof@kernel.org, changbin.du@intel.com, linux-ext4@vger.kernel.org, linux-doc@vger.kernel.org, Alan Maguire , Knut Omang To: Alan Maguire , brendanhiggins@google.com, linux-kselftest@vger.kernel.org, skhan@linuxfoundation.org User-Agent: alot/0.8.1 Date: Tue, 19 Nov 2019 13:06:28 -0800 Message-Id: <20191119210628.B038F222DC@mail.kernel.org> Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Quoting Alan Maguire (2019-11-15 02:16:10) > In discussion of how to handle timeouts, it was noted that if > sysctl_hung_task_timeout_seconds is exceeded for a kunit test, > the test task will be killed and an oops generated. This should > suffice as a means of debugging such timeout issues for now. >=20 > Hence remove use of sysctl_hung_task_timeout_secs, which has the > added benefit of avoiding the need to export that symbol from > the core kernel. >=20 > Signed-off-by: Alan Maguire > Signed-off-by: Knut Omang > --- Reviewed-by: Stephen Boyd