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 58A81C433F5 for ; Tue, 25 Jan 2022 20:51:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232577AbiAYUux (ORCPT ); Tue, 25 Jan 2022 15:50:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232484AbiAYUuv (ORCPT ); Tue, 25 Jan 2022 15:50:51 -0500 Received: from mail-il1-x12f.google.com (mail-il1-x12f.google.com [IPv6:2607:f8b0:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7CFC4C06173B for ; Tue, 25 Jan 2022 12:50:51 -0800 (PST) Received: by mail-il1-x12f.google.com with SMTP id h30so17886046ila.12 for ; Tue, 25 Jan 2022 12:50:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=wgQdS4IzPtcda4TTBz0E+m3BUhmDwULpA1MzE+UZAmI=; b=KGrZvjplA+rHiodvaOUX7qiXtIkmnP5JmlbG2VWghfiIQcdb4f3J86vThDH7DmXMs+ UweNN5AbNj6Q/7jed8B/yQFEpTK4o7mgIk1+70zep8n6F51N0mZ7Ay26n2bq4OG9kuvG fR4QWkUeVTv9SeecePhAItem583GwX85GWSSI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=wgQdS4IzPtcda4TTBz0E+m3BUhmDwULpA1MzE+UZAmI=; b=EL2j8kJeYYyPrEx81DUv4HiUZOEbmR5jgCq7U/SB6ILGlgH4ksTJy9rqSlD1TzVh9f C10eATnSYXXBa1QSWV6YhkMF7gaPjWdImzlPxe4oInYmxzrqebaxoODM7BzlXN+LpMzn WiyUXbMtYeDa7Ea6wYFMszyQ7gBPK3M4lrqLJIk1kQRiVXGQYm942TFYRZ8KoBQXL6eB 8XrYYJicOcLobwiWywe9SVDkWJeUjIAciiHIFkYwZlYigwR/wPPrAhOAVMJ2jxn+zeJm GGANo19xEb0ZHjdLxNqcvnCo/D/VTTvLgC2W3prlJqvanjpiUtv0C5i1TH74A5dtRt5h f+kQ== X-Gm-Message-State: AOAM532+oUF+Reeku1O8tQ60LbELmV/+kD4S2BiXjwP6tWW9RWJ+3tsy giaWGxD1oTpqR679TpjNTOOZKQ== X-Google-Smtp-Source: ABdhPJzfwgpSR/C3UaofMecMsZe5O6qh5sb1gGWvN6CE4EK2w8MHzy0VILcusNJvymELTClctMV89w== X-Received: by 2002:a05:6e02:184a:: with SMTP id b10mr9730445ilv.185.1643143850867; Tue, 25 Jan 2022 12:50:50 -0800 (PST) Received: from ?IPv6:2601:282:8200:4c:4ef8:d404:554b:9671? ([2601:282:8200:4c:4ef8:d404:554b:9671]) by smtp.gmail.com with ESMTPSA id j6sm9584239ils.33.2022.01.25.12.50.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 25 Jan 2022 12:50:50 -0800 (PST) Subject: Re: [PATCH v2] kselftest: signal all child processes To: "lizhijian@fujitsu.com" , "keescook@chromium.org" , "luto@amacapital.net" , "shuah@kernel.org" , "christian@brauner.io" , Shuah Khan Cc: "wad@chromium.org" , "linux-kselftest@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "xuyang2018.jy@fujitsu.com" , Christian Brauner , Shuah Khan References: <20211217092955.9472-1-lizhijian@cn.fujitsu.com> <196e8de7-d295-5bc0-66e1-f5d6433edbd2@fujitsu.com> From: Shuah Khan Message-ID: <66e4dfaf-d447-789f-d2d6-5e0ad4426e66@linuxfoundation.org> Date: Tue, 25 Jan 2022 13:50:48 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <196e8de7-d295-5bc0-66e1-f5d6433edbd2@fujitsu.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/12/22 10:48 PM, lizhijian@fujitsu.com wrote: > kindly ping > > > On 17/12/2021 17:29, Li Zhijian wrote: >> We have some many cases that will create child process as well, such as >> pidfd_wait. Previously, we will signal/kill the parent process when it >> is time out, but this signal will not be sent to its child process. In >> such case, if child process doesn't terminate itself, ksefltest framework >> will hang forever. >> Thank you for the patch. Applied to linux-kselftest fixes for rc2/3 thanks, -- Shuah