From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk1-x72f.google.com (mail-qk1-x72f.google.com [IPv6:2607:f8b0:4864:20::72f]) by sourceware.org (Postfix) with ESMTPS id 65221385800A for ; Thu, 25 Mar 2021 13:31:37 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 65221385800A Received: by mail-qk1-x72f.google.com with SMTP id q3so1665241qkq.12 for ; Thu, 25 Mar 2021 06:31:37 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; 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=jFLZRTR74Ojo1zzxzS1OiYFW/yNf2Hu9vfaICKboF4g=; b=EdCCxopWUg3dOsFRNL/s7jKsH2byBXBfNOP1A8qYGwSX22FMLrBC+NlBhgUoT/vL7V QlFj/3Cqca0ihi1kQnHevLHN3AqnDCCsxArcaKql4vVMskNZ10tUA9pmyXpEGxL1WI/a 6WARgvORfvs1qwwMyWZIfOFmHqscPAIurNja52Ivxq9FE1Ka02EhAiEr1rQ7AZtQLwzX 2sG8UrTui/VJBwHa0b8xhsV/CifGREEoM3RK8KMCnkBgBcalNQ1P5SHZTFMtOV8w7lG1 TIn/uxKHw9Pz85X83Be9+inSoLMHBlBl/GU1lzyynlfpUQGVwvRQBh6bwcwNw5S81kOh /qdQ== X-Gm-Message-State: AOAM532WSKHI5WybX7DA5H9zfbVStDsBvlN+IYVQipgtRxpsjQIqnD7K iKb9AsrR1bgqCKfTnYLlf136G108Fra5Sg== X-Google-Smtp-Source: ABdhPJxH5Yb3JS33H/sPYWq32OeSaLD+lOHCeQMr5htgYrtW97hiyuxCnH11YaqKgqKy+YvhD5609w== X-Received: by 2002:a05:620a:cc1:: with SMTP id b1mr7939373qkj.356.1616679096788; Thu, 25 Mar 2021 06:31:36 -0700 (PDT) Received: from [192.168.1.132] ([177.194.41.149]) by smtp.gmail.com with ESMTPSA id g7sm3533817qti.20.2021.03.25.06.31.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 25 Mar 2021 06:31:36 -0700 (PDT) Subject: Re: [PATCH] tst: Provide test for select To: "H.J. Lu" Cc: Andreas Schwab , Adhemerval Zanella via Libc-alpha References: <20210314164625.9312-1-lukma@denx.de> <20210322123213.58775fbd@jawa> <39ac5960-73ef-f838-4409-20384c83b59d@linaro.org> <9dc782d3-c151-1dcb-0a2e-f6397c781761@linaro.org> <20210324213543.4ixrs66lloe7x6lx@begin> <96e005ac-0e0c-e0f9-a33e-18ce2840f542@linaro.org> <44af9ddb-de82-d354-7bab-e096e1215a8b@linaro.org> <87zgyrifva.fsf@igel.home> <87e516e0-edb8-a218-fd1c-4089289fb446@linaro.org> From: Adhemerval Zanella Message-ID: <77b12825-7322-e1da-0a56-f7a70191a91e@linaro.org> Date: Thu, 25 Mar 2021 10:31:34 -0300 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: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-6.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Mar 2021 13:31:42 -0000 On 25/03/2021 10:22, H.J. Lu wrote: > On Thu, Mar 25, 2021 at 5:48 AM Adhemerval Zanella > wrote: >> >> >> >> On 25/03/2021 09:20, Andreas Schwab wrote: >>> On Mär 25 2021, Adhemerval Zanella via Libc-alpha wrote: >>> >>>> Do you have a strace of why select is returning? It uses 2 (STDERR_FILENO) >>>> as on the read set, so it should trigger the timeout. >>> >>> A file is always available, so there is no timeout. >>> >>> $ ./testrun.sh misc/tst-select 2>nohup.out >>> tst-select.c:54: 1616674766.364168922s not after 1616674767.364165762s (difference 0.999996840s) >>> error: 1 test failures >> >> I did not catch it on my review, we will need a temporary file for this. >> I will check this out. >> > > Can we do something similar to misc/tst-pselect.c? > Yeah, I think it would be better. I will prepare a patch.