From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AB4421D546 for ; Tue, 31 Oct 2023 09:23:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="T9nUQSiF" Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AADED18F for ; Tue, 31 Oct 2023 02:22:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1698744149; 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=Dmd8h3KmMTuLMQdZh3MBzTGUulf/MEu6C/sdxdxaqVw=; b=T9nUQSiFmKT75V3vEfmPTXpsBYSlm9w76cK7QkYvE8Gfb0KM7mR2mwesgWBHXM14CZWu0G M5SLaFJDcfqZUH9mdOSkpqwayB+biB+5tMoNRcKczwrcLYvdk1vIO+yoB2fM6H7clDY/KF a+0bLM3bVYXiIBAIVdTWFV4trxRJWBs= Received: from mail-wr1-f71.google.com (mail-wr1-f71.google.com [209.85.221.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-362-kAS2AG25NqyZ-PPTUM7amw-1; Tue, 31 Oct 2023 05:22:27 -0400 X-MC-Unique: kAS2AG25NqyZ-PPTUM7amw-1 Received: by mail-wr1-f71.google.com with SMTP id ffacd0b85a97d-32d89debaabso485534f8f.1 for ; Tue, 31 Oct 2023 02:22:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698744145; x=1699348945; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=Dmd8h3KmMTuLMQdZh3MBzTGUulf/MEu6C/sdxdxaqVw=; b=CD67ax+CO6VwOcj19VR2DqPslTwEnzY/Q6of3YUjThTGHs38eaZDLVQVkdDxpIvH0f /oXuRORfpU+QLBZ7R/IXNFaPyDzUBunKXQqshiNqsyNUzVhfSgCnZ47WYtvofQfHXWPY kc1Vm0GF9vry7qS6ZR8x2uJscuYwDCZC8A0HdI20P108R3JApuymeskOtlMR3Z3gNrgE hn1bHsAQc0Zn2jZB4qhGrkdfaqgcFIwmQ8K679GfRxiwSieibNlmzB0K1XN/+K2/RVJi pg5/VS8Kjf1QEuScPpw8eNp3hQXDMUZCNAfet4BehSJ/aaOTiOj47TxGyYFlGXO7Al/u BrVQ== X-Gm-Message-State: AOJu0YzIC58HzI4leEL/ievn0GOR849gw+2gqULdUz1CE5r997a346kK Xih17gXA72+Vl1bDoc4S04D3YjMBqPuibDrKmShN78K1QSa7+ocz9tWk7IvvIGCStYiSMsrztU1 Wg7v4zL9I1m/WmoLm X-Received: by 2002:a5d:6984:0:b0:32f:76bb:a851 with SMTP id g4-20020a5d6984000000b0032f76bba851mr6653854wru.1.1698744145734; Tue, 31 Oct 2023 02:22:25 -0700 (PDT) X-Google-Smtp-Source: AGHT+IG3YPSSkH5TbNjuvw0t3bHYUKojT0tYZOUPP9YmmH3AfQTF5JOqLokssO3dUvLJ6/Z8k05axg== X-Received: by 2002:a5d:6984:0:b0:32f:76bb:a851 with SMTP id g4-20020a5d6984000000b0032f76bba851mr6653837wru.1.1698744145407; Tue, 31 Oct 2023 02:22:25 -0700 (PDT) Received: from gerbillo.redhat.com (146-241-227-179.dyn.eolo.it. [146.241.227.179]) by smtp.gmail.com with ESMTPSA id n6-20020a5d67c6000000b00323293bd023sm1030605wrw.6.2023.10.31.02.22.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Oct 2023 02:22:25 -0700 (PDT) Message-ID: <90def1f008a5c343ad6b0b2151c8ff972d2f468f.camel@redhat.com> Subject: Re: [PATCH v2] selftests/net: synchronize udpgso_bench rx and tx From: Paolo Abeni To: Lucas Karpinski , davem@davemloft.net, edumazet@google.com, kuba@kernel.org, shuah@kernel.org Cc: netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Date: Tue, 31 Oct 2023 10:22:23 +0100 In-Reply-To: <6ceki76bcv7qz6de5rxc26ot6aezdmeoz2g4ubtve7qwozmyyw@zibbg64wsdjp> References: <6ceki76bcv7qz6de5rxc26ot6aezdmeoz2g4ubtve7qwozmyyw@zibbg64wsdjp> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.4 (3.46.4-1.fc37) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Mon, 2023-10-30 at 13:40 -0400, Lucas Karpinski wrote: > The sockets used by udpgso_bench_tx aren't always ready when > udpgso_bench_tx transmits packets. This issue is more prevalent in -rt > kernels, but can occur in both. Replace the hacky sleep calls with a > function that checks whether the ports in the namespace are ready for > use. >=20 > Suggested-by: Paolo Abeni > Signed-off-by: Lucas Karpinski > --- > https://lore.kernel.org/all/t7v6mmuobrbucyfpwqbcujtvpa3wxnsrc36cz5rr6kzzr= zkwtj@toz6mr4ggnyp/ >=20 I almost forgot ... > Changelog v2:=20 > - applied synchronization method suggested by Pablo ^^^^^ most common typo since match 2022 ;) Less irrelevant, please include the target tree in the next submission, in this case 'net-next'. Thanks, Paolo