From patchwork Tue Feb 6 16:24:34 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Axboe X-Patchwork-Id: 13547584 Received: from mail-io1-f41.google.com (mail-io1-f41.google.com [209.85.166.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BEEDE134CCA for ; Tue, 6 Feb 2024 16:27:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707236851; cv=none; b=VP8xKGceniuYuDsJyIWIVUpRXqf888jQ5lhvETJ1lRkF84XWQlWENJC4bF8uFFn7y8882fZXm8oq5e5MSdLZORqHsIQf4SvlgdmpUdtEvu+Gt5vRKDsftYwApwBDuAK9o+47wMn0/7C3ID/j2KYgDuH9dKsT6OAkvee/0TL0beg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707236851; c=relaxed/simple; bh=Ij/EvQIaWuRqRKkKXUt1QY7yol0GLlQ6hlDSiFH+x1A=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=JYzn5xtRaHuP3cZemK/SgJESQkOww/I1TsvYAFhfxMGyCumao4jLDWXThQ/gge8o9fdopbv9C5plTJlqkrC1VLe9vQZshPd3zGczdzqmWz061omVhxCz7WEdEYgEbkj/VBWbi5cGj/5ECHYluKg//6ycWMQDAvDe6Hi3zRz5o7k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=NlYIkPF5; arc=none smtp.client-ip=209.85.166.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="NlYIkPF5" Received: by mail-io1-f41.google.com with SMTP id ca18e2360f4ac-7c3d923f7cbso16619539f.0 for ; Tue, 06 Feb 2024 08:27:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1707236848; x=1707841648; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:from:to:cc:subject:date:message-id:reply-to; bh=5QTKV5gfppSZpuUUYZV5nNsxxWuqBdShUozA3rjk79s=; b=NlYIkPF59xvMBms610Je1EjBcpS3h3/v5Hz+zP6Ck/4o/x42EBuQ9hW0m6lbvpUiU5 4fmQE/PVwwoOPaMMolVWxgSooXhcH7JIfL8UiBLB3n6JAl2B3owqkdwBfieukMhJJDMd rxCdcgZMhSjPHwHoaybmOpZgVjlbBNkw965i8NmW/gMhW0Z6AuKN//LiP39uGOHqhP71 gm7b0eq9XLc4XkeHNCmeG+b1hnxMrXLRGgzX8X2QHwDhpDaihdiz1QQzscxfsTs/swW0 0PgaGvGCOQyTbyfJpHYpLcsZ37sJD1F1SLm8fksmgXu/pQ2PAodMkS99it0dGjkBfJmu BEcA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707236848; x=1707841648; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5QTKV5gfppSZpuUUYZV5nNsxxWuqBdShUozA3rjk79s=; b=p9ps0fyoTxy7/Dw6++8Fdyx809AsBu8w6zVSVDSv4EsJYG7jaoWHsTksG7FgiYqn// YadKbUB1n926+5rAMUViSGEW2kXB5E/OrjR61htGqxL49KSJxrq/bcRUB7wwlFeFuZm2 Rm6P8JZ1InFt5TmEzXXdhPQ/jJKaplkPi5lgP5iobaAEa7eHvVC0PeOXVvu8p7Q/0RPV wxbRRp1P2LD6EIfWuh8XI8WNhTx8e3QRkxNJhyztNHuUUCSHqMjrC5+SuC/jOpI3jcvz SCDYM1so3jZGrT3C2SvHAlqrJJp9tcADtAH1+f1GC+IOPSToTv10jqvaxeBMlySwBt43 3KjQ== X-Gm-Message-State: AOJu0YzKy9lSgLwDUoGot1GX7ovV/IhJXYbf1sPiexn2G/ihDlwRgWNJ cFx23jheyWBbSu9K7MB7A0EQ46eK8K03R3r60AHSwkOsWNEQAvf5pPPKMr6ems761LI2chF9Fp1 cFkI= X-Google-Smtp-Source: AGHT+IHiJ6IT7neA8A9em0GfCpArvMGMo1tud/rFFJ+VjDorNfVRfaWZ9fyGjB7C1hu1g+EWkhKntQ== X-Received: by 2002:a05:6602:2bcf:b0:7c3:eaf9:2cd with SMTP id s15-20020a0566022bcf00b007c3eaf902cdmr3509731iov.2.1707236848433; Tue, 06 Feb 2024 08:27:28 -0800 (PST) Received: from localhost.localdomain ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id a1-20020a6b6601000000b007bffd556183sm513309ioc.14.2024.02.06.08.27.27 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Feb 2024 08:27:28 -0800 (PST) From: Jens Axboe To: io-uring@vger.kernel.org Subject: [PATCHSET next 0/10] Various network improvements Date: Tue, 6 Feb 2024 09:24:34 -0700 Message-ID: <20240206162726.644202-1-axboe@kernel.dk> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Hi, This series was mostly driven by a report on how the unfair handling of task_work can negatively impact performance as a whole. - Improve how we recycle/put ring provided kbufs. Not related to the issue at hand, but it does improve that side. - Improve how we deal with non-local task_work. Don't have unbounded looping, and handle them in issue order, like we do for local task_work. - Decouple SQPOLL task_work from actual task_work.