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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E0BFC433F5 for ; Sat, 9 Oct 2021 22:15:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E35860F39 for ; Sat, 9 Oct 2021 22:15:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230116AbhJIWR1 (ORCPT ); Sat, 9 Oct 2021 18:17:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49014 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230308AbhJIWR1 (ORCPT ); Sat, 9 Oct 2021 18:17:27 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B86EFC061762 for ; Sat, 9 Oct 2021 15:15:29 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id i12so29042204wrb.7 for ; Sat, 09 Oct 2021 15:15:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=GdK87AHGTdDKvs2NAFRMnPn/DENdRC1tYqC/NKfUHQU=; b=nN/u3ItMoMmzx5psuUGxCj3RqdERTg9ZRUUtzYATquijkDFuSWa+Qqy4PWubP8XAaO SKyX5/ox98OVU9QjDEOU6WLhfAHqVCwY6aNtt+HZtM7cO+rfUQS6vMpnA41FYsSIWmjY 5m7ZLKmIzH5MfK2dyznNxJ2CP4LkvjDNn3O9oR0PGDhZwCB6HAGTV1pFxvvl+UazctmX rWEYDyPVRjIJzj0yhhh60Y4dLJWoXvy+yaPI68GU8YFaYxyeFWDx4/YiGvEwnrsI0RXf X/0QqoUW/6C6JC/Qs+MgDxbx76Q3jSabATZ57wV6s2HjgbH4Uox2+aLEAH/WPASepyrb zmdQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=GdK87AHGTdDKvs2NAFRMnPn/DENdRC1tYqC/NKfUHQU=; b=ggwB405HH+jypQgPHmMqUwUIqhrl4ckYTn/6R79Nb5R0pMI0pbdkQehcOHGA6/JjZd YapKuzfFSXX52JxuiRJxxRz/kOsn4q1UlMhDx4qncYHTVB7H9EpeqGm93npHmmXFPytI 6cU3IEWtfH6CWbabMdy+dixZbr94qszIwHxT/8izL9bLtU2RbgywkSBV01yRT5TUs1WF efNjrnDxiYWg0BAK0DyVOS8vNAnLGr2pbb+mh3KeQBbyMc3Ja1Ic2oguYAlG6sE5QpCQ 6d0fx2pNPSRB0qKLBc7xs3kLgruXW2yb/YbOgJXgs2GduSGdKEY3FcdZyk9hEuHwYEVC OQ6w== X-Gm-Message-State: AOAM533BSGfEEsWtsaEDC7m34V3P7j2nrIVF134yF+socghyXMVK2Qyp j6jKxhmLD3dvp4nFTTbDVt/XRFn5QGw= X-Google-Smtp-Source: ABdhPJzO4kM2Ak7ZTrErEP/TSuhsWWvMOge+zBfxrgMrr9TNDGCmEkkmCmgiYr3wusx8aa7mKcDkvA== X-Received: by 2002:a1c:720f:: with SMTP id n15mr11728441wmc.173.1633817726869; Sat, 09 Oct 2021 15:15:26 -0700 (PDT) Received: from localhost.localdomain ([85.255.236.139]) by smtp.gmail.com with ESMTPSA id g70sm3261147wme.29.2021.10.09.15.15.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 09 Oct 2021 15:15:26 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org Cc: Jens Axboe , asml.silence@gmail.com Subject: [PATCH 0/2] yet another optimisation for-next Date: Sat, 9 Oct 2021 23:14:39 +0100 Message-Id: X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org ./io_uring -d 32 -s 32 -c 32 -b512 -p1 /dev/nullb0 3.43 MIOPS -> ~3.6 MIOPS, so getting us another 4-6% for nullblk I/O Pavel Begunkov (2): io_uring: optimise io_req_set_rsrc_node() io_uring: optimise ctx referencing fs/io_uring.c | 59 +++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 52 insertions(+), 7 deletions(-) -- 2.33.0