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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 AB086C3A5A1 for ; Thu, 22 Aug 2019 21:24:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 55158233FC for ; Thu, 22 Aug 2019 21:24:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MrCaTK0N" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393360AbfHVVYz (ORCPT ); Thu, 22 Aug 2019 17:24:55 -0400 Received: from mail-qt1-f174.google.com ([209.85.160.174]:37748 "EHLO mail-qt1-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732609AbfHVVYz (ORCPT ); Thu, 22 Aug 2019 17:24:55 -0400 Received: by mail-qt1-f174.google.com with SMTP id y26so9377934qto.4; Thu, 22 Aug 2019 14:24:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Z6P1XXc/MDFyK0VK+0+msiVJ14a7l2lhP1xH0WOny9g=; b=MrCaTK0NQP4pRYbzdrTHiSteXBhR0iwA19eyx/A12gHAXEeHvlbREbVraDQjta+PI3 +mFIwD6mrTrd4QR5MDqKsqqTt1EvabGIaYvt8uJv/+sF4IBHex1lNiS6I8OsQ7p2Z6PW PG/bxCJZe0aOY0eH5HF4pvk4COdR60fytC/1B1dLuiY8ZOo/+/9kO32I2kkRaDsmQujh 3UvMCeCd9rF0OzvjGnDiXMHvk9Wtdv9EeYqQx7CoY0VtvLTo/oXXtK48xRPRhv/ZVJIX 2QQ5JNo4KWEqhCkkFmX8bZL//A4dDqsEVotSVzcG5kgFCn97kVRCQm6KFX54Du1t+sKj lmXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=Z6P1XXc/MDFyK0VK+0+msiVJ14a7l2lhP1xH0WOny9g=; b=XJeyO4y+0WG7wUP/hkpqSphhfkqDdJ+slfXOVuDWyJybZxMhDOuQniLXxFxDxNCtA4 Z55yRJtCuuF8ez7uW9f1HBr1i9cmwmtvWajDiYHgaOXKS+Rj2Ggq7sEHIQ6136PJUIFF dT26W28xIk/v7/sSTnJqIhr882IGGafd7jmnlu8JMZNH1jblZZIrD1NZZDPQLxBwkpRH Hwt+5NirlJV6htza5X98/p/tnnVbKZKbW/B/xzvV2tb+bJblSzJzKjlKhv/JaP3AjVE7 M5qqjGzfZY4Wzoji4d3Bx7qAqOFsDiXYXEXl4bFSzzqQsFFglyDy2E78sK59CHXW2EJr atRg== X-Gm-Message-State: APjAAAXClT7w6nmU1EYoWsTOB5MsdSPlt2mGADL4m8x9H6f0eIvb6t+f zQbY+U7my0Mgox5hCeQXv7w= X-Google-Smtp-Source: APXvYqzEwjYkzKA9IiaxkLdIF9d+zqnVypDv4VIJ+Pofhhp5cXXXyhBYya87Iet8sCaWjivonluE8w== X-Received: by 2002:ac8:460b:: with SMTP id p11mr1712144qtn.93.1566509093807; Thu, 22 Aug 2019 14:24:53 -0700 (PDT) Received: from quaco.ghostprotocols.net ([177.158.141.211]) by smtp.gmail.com with ESMTPSA id g14sm456290qki.14.2019.08.22.14.24.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Aug 2019 14:24:53 -0700 (PDT) From: Arnaldo Carvalho de Melo X-Google-Original-From: Arnaldo Carvalho de Melo Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id CF2F640340; Thu, 22 Aug 2019 18:24:50 -0300 (-03) Date: Thu, 22 Aug 2019 18:24:50 -0300 To: James Clark Cc: "peterz@infradead.org" , "mingo@redhat.com" , "alexander.shishkin@linux.intel.com" , "jolsa@redhat.com" , "namhyung@kernel.org" , "alexey.budankov@linux.intel.com" , "linux-perf-users@vger.kernel.org" , nd , "linux-kernel@vger.kernel.org" , Jeremy Linton Subject: Re: [PATCH] Fixes hang in zstd compression test by changing the source of random data. Message-ID: <20190822212450.GK3929@kernel.org> References: <3d8cc701-df4e-f949-1715-5118b530e990@arm.com> <20190822212407.GJ3929@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190822212407.GJ3929@kernel.org> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.12.0 (2019-05-25) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Thu, Aug 22, 2019 at 06:24:07PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Thu, Aug 22, 2019 at 01:55:15PM +0000, James Clark escreveu: > > Running 'perf test' with zstd compression linked will hang at the test > > 'Zstd perf.data compression/decompression' because /dev/random blocks > > reads until there is enough entropy. This means that the test will > > appear to never complete unless the mouse is continually moved while > > running it. > > message came mangled, had to do it by hand and then hook up your header > so as to get the correct date, attribution, etc, please check > Documentation/process/email-clients.rst, Having said that, thanks, applied. - Arnaldo