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=-4.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 A371BC433E0 for ; Tue, 30 Jun 2020 18:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 823FC206CB for ; Tue, 30 Jun 2020 18:45:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="haZm16Fa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726419AbgF3Sp3 (ORCPT ); Tue, 30 Jun 2020 14:45:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36608 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725930AbgF3Sp1 (ORCPT ); Tue, 30 Jun 2020 14:45:27 -0400 Received: from mail-pj1-x1031.google.com (mail-pj1-x1031.google.com [IPv6:2607:f8b0:4864:20::1031]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD77AC061755 for ; Tue, 30 Jun 2020 11:45:24 -0700 (PDT) Received: by mail-pj1-x1031.google.com with SMTP id k71so6343199pje.0 for ; Tue, 30 Jun 2020 11:45:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=36Pf7vLOoIjmkl5ILc1j+cAKoyh9jGyx3eicyZDkpLY=; b=haZm16FaN7L9wBGzn287iJdsYlLzqIRf1clHPgVmRu18KeNPfsyv3Mzx8qzBOvAWZ+ ZEiMv7f0mBIn95G8IcVh8rewTPJUNMx5gqf7cNPBCuwsmwGfctuC2Gq/Hkb6XKVDAo+4 6Q+6EhAhKdDq+8tAsPyclmZxtHDQeRaU94NiVLmuIEtzldU4qBjyUdFANxnJK1sw9zxG ZZPQpQojp6TyBuRyNGkR2jVdlEBFEwf7QRKSANrTSJMMcP5bo/Tceilwrcgm1vKO3wu6 vvK2Z0z0SRFOH35GcASBAYR2wn6LNI1ZqTb6aRrJMJ0elkquw9/cDPrQRpjb1eug0OoA nEmg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=36Pf7vLOoIjmkl5ILc1j+cAKoyh9jGyx3eicyZDkpLY=; b=AUj43ZpeEXWzS8NeKl0pygrRKh1C8AvrCOD/UA4rcKsxU9hpGHuSMy6wJg5ze5TVQ1 bAPQQw8l6WqNaJw8rHUuKPAKoNZQFB1VgQwezeg/kd/PQsOi8KvqkmaTGmxf4QHIOvdV B2h2F7zgl/gypgF2DoGpf23Uvk0Uzx90MLsiPk28Q9D86XLGWEze9bmto3m/2x+UnJM3 xNNVmUekjwXI5lJYSVOHSxKM4NozWJcG9M7OcmA8KgWS2hQ0el9z2TwurH9libcycEIS ft5ahHrSJ+vlzWYc6PzIXJdld+b39ZT9FqnnBcEe4upq8eumBC3YTVgspiYg4bLYvy42 BccA== X-Gm-Message-State: AOAM5326GqjbM6Vy7fBYFxIVof6BibZ0E4Av7JfFntw8yq49XUMCaAVN 5sQWB++Uw2DoVD2FdyTw5MVeEg== X-Google-Smtp-Source: ABdhPJwPaD/fLLXkzmsb4f+8hOMS05fApeg/LQl99uaMgVqHMvdpjIK/hEk3OxycS1sLEIU8isGIXg== X-Received: by 2002:a17:90a:1acc:: with SMTP id p70mr13487771pjp.210.1593542724210; Tue, 30 Jun 2020 11:45:24 -0700 (PDT) Received: from localhost.localdomain ([2605:e000:100e:8c61:4113:50ea:3eb3:a39b]) by smtp.gmail.com with ESMTPSA id n7sm2898108pjq.22.2020.06.30.11.45.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Jun 2020 11:45:23 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org Cc: oleg@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org Subject: [PATCHSET 0/2] Use signal based task_work running Date: Tue, 30 Jun 2020 12:45:16 -0600 Message-Id: <20200630184518.696101-1-axboe@kernel.dk> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This fixes a regression in 5.7 with io_uring, introduced by the addition of using task_work for certain async events. Details are in patch 2/2. -- Jens Axboe