From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id DF5CF45B38; Mon, 14 Oct 2024 16:16:32 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CC3224027F; Mon, 14 Oct 2024 16:16:32 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id 2F68040151 for ; Mon, 14 Oct 2024 16:16:31 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728915390; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=13TiEai5EKdetkROTC+4bbT6exHe4aPpSnZQYcSQwUQ=; b=UFG8dPyBdaYe9Sb1yTL+Duuh+5s1KhmkLX49px/VL6OO7JonOKLP67/MhukH5ePxJjb/fo pBYQn6NF/Mb71y2IZZR1MICuRvKErm/51JSsrglQvN+KdMF8lkC+Ze849avKSxGnecEivN FgD10yS/19IzY8Kbirs08RN8ZOpwXwE= Received: from mail-lj1-f197.google.com (mail-lj1-f197.google.com [209.85.208.197]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-52-qTa712ffPIurd7JY8Ahwdg-1; Mon, 14 Oct 2024 10:16:27 -0400 X-MC-Unique: qTa712ffPIurd7JY8Ahwdg-1 Received: by mail-lj1-f197.google.com with SMTP id 38308e7fff4ca-2fb45218f06so7660051fa.1 for ; Mon, 14 Oct 2024 07:16:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728915386; x=1729520186; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=13TiEai5EKdetkROTC+4bbT6exHe4aPpSnZQYcSQwUQ=; b=r1ZYG6u0q1WpXfDOV6XkETMaf1TEwZfNoM0w4yYW6XoZzAyZnrsGipd/CrzE9VuF0A 7AJn5V6gGfJdImMf9AoEIULsifzlwLBSxxV/gJwlL0DmXGH/ux1WUbpPftVwqQQuBxqv 0f+n+1k63dIR5Ietg6/8sawsl5IcqntfkPd7l2AFz0r44HZhY6cMu37HYPAi1YWCIdFZ qTO373LGwECJ2+VhxV0nfh+GZ9eyYo0KqIJ27Ly0jHFH8JRU03G9T21KDMasYqzQcQCR SF5SKD7ThdNV220DjsdqIahdwCq53oTZWUqJ2Dt2E+r8nbKylZ9xVMvVEnIe7h1D84Pb 2Hgw== X-Forwarded-Encrypted: i=1; AJvYcCUdxj0D+4rvspIMf8/l4ccIV59vw1Z+gSnRkOvvJ68+ibjBeAwCONVkt8Wa+bE44rJB6SE=@dpdk.org X-Gm-Message-State: AOJu0YysCD8wDEJMhgOGuxW53P6DhRiiOgpCyGyZ02M/FFSEGIjFPz9H OsF7rIgUMSQM5DG4WFV+aZ8WS6v9vgrTliicZooiZbgi4LdBuvwrb36jNDsGeBztOhVSpI9mimx eRRheWpiXzJYGmkPmpLg0p6+BYN4L9Way0F+87XszcN6r6Arb+x/8QgiTxF25rl1fbEFrjuI5Bu viPinpVSmfXss0qW4= X-Received: by 2002:a05:6512:3f19:b0:52f:1b08:d2d8 with SMTP id 2adb3069b0e04-539d6c5b05cmr3763270e87.7.1728915385851; Mon, 14 Oct 2024 07:16:25 -0700 (PDT) X-Google-Smtp-Source: AGHT+IES33xMMxRC3cyiXeutIzoSZN7dNrnJGyRYptcp6nwsXfogztfbeQRFQsDrYPjHceolL0SyI7ye8RdFydrcrxs= X-Received: by 2002:a05:6512:3f19:b0:52f:1b08:d2d8 with SMTP id 2adb3069b0e04-539d6c5b05cmr3763258e87.7.1728915385494; Mon, 14 Oct 2024 07:16:25 -0700 (PDT) MIME-Version: 1.0 References: <20241013115719.820853-1-mattias.ronnblom@ericsson.com> <98CBD80474FA8B44BF855DF32C47DC35E9F7CD@smartserver.smartshare.dk> <56e72271-2e4c-4ea4-b7b4-e7662202116c@lysator.liu.se> <98CBD80474FA8B44BF855DF32C47DC35E9F7CE@smartserver.smartshare.dk> In-Reply-To: <98CBD80474FA8B44BF855DF32C47DC35E9F7CE@smartserver.smartshare.dk> From: David Marchand Date: Mon, 14 Oct 2024 16:16:13 +0200 Message-ID: Subject: Re: [PATCH] bitops: fix issue in parallel atomic tests To: =?UTF-8?Q?Morten_Br=C3=B8rup?= , =?UTF-8?Q?Mattias_R=C3=B6nnblom?= Cc: =?UTF-8?Q?Mattias_R=C3=B6nnblom?= , dev@dpdk.org, Luka Jankovic , Thomas Monjalon X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Sun, Oct 13, 2024 at 5:37=E2=80=AFPM Morten Br=C3=B8rup wrote: > > I'm far from sure it's a compiler bug. Just look at the base rate: how > > often does the code you just wrote fail because of a bug in your code, > > and how often is the root cause to be found in the compiler or the > > standard libraries. > > > > A strong argument for rootcausing exactly what the specific compiler gets= wrong when compiling the code triggering the error. > I agree that root causing it is preferrable. I merged this change in any case to resolve the false positives in CI. --=20 David Marchand