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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30BE2C433EF for ; Sat, 27 Nov 2021 16:06:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349351AbhK0QJz (ORCPT ); Sat, 27 Nov 2021 11:09:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57708 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355406AbhK0QHy (ORCPT ); Sat, 27 Nov 2021 11:07:54 -0500 Received: from mail-io1-xd2c.google.com (mail-io1-xd2c.google.com [IPv6:2607:f8b0:4864:20::d2c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38C66C06174A for ; Sat, 27 Nov 2021 08:04:40 -0800 (PST) Received: by mail-io1-xd2c.google.com with SMTP id m9so15420305iop.0 for ; Sat, 27 Nov 2021 08:04:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:subject:to:cc:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=uORRXo3QDjnE640eufO8aomunRys8JwIfvGEaYgUI7A=; b=cXKKGW6Myj34mFiw/KbMHyzT+mwuH+G/9aXkv34nkAdP5HyDypFCpWxyh2yw4VkkoC +pu7kgeoSRR66sEAgvDpa90e8nI1eDepH+bkAXLTaXrWYyaUAdptaNm/0w8pl/ZWjGPy nu0gApdXDGBQh7R/LY4pf3F7ggw221hKUDUQH0kVaVSXpfvYXbmr4c9SPR6zd6oQhiPr n3wwqqlyHUTPLkpByoGtDwj0XkpFbBK5YJGEIBHGCYa5h8h1n5WhZueOeOXsCzyNHIOx ksN54bxnQtmhj+lT4dyheMGFZu1uExMYstxWvXAPaOuHPi87mRSEaFcwAFn8kVhiF+Ed sU1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:subject:to:cc:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=uORRXo3QDjnE640eufO8aomunRys8JwIfvGEaYgUI7A=; b=AV6cZ8bQe11AMAw/oQ4DHVG8uJD07RboTL3WvYVZ9GM9cYcHosmquPu55bOotmJWi4 7aySpLp9qOQtwESzvPXl4uDCI9N8aEzrNcoGOLvtfM36ROFDwvntil1Z2sOv6dT4gLN0 JlfbODiaXTo3FPeGQTS821EMLqswIw3plvfDgpi5tKetT91kzTBaydGoZ/hB8sxQGD6u S7mltx6Gp4zQO1/w0tSqs5rlRyp7iIVqSCdl72zzQjl6mTVRvS0/kabwpec4lFSHWWIZ CXy0LJAooGNw3Dt8EYeyUrDqI3B6MXVkrC5dkloQOyKiMR03dOX6i6JnscrT1JkWIVGX 4R8A== X-Gm-Message-State: AOAM533Nyv8p42GzIJ/MnxUo/DVCPqLEB39AygbeD7DrpnCF8e2UIZfl fn/bxVZTknk7xdAobVnYwnYq2fVVxfVNYMXn X-Google-Smtp-Source: ABdhPJy/M+YAgapm6xePMUEsV53tHI/7iTWANU3mRxD8WTEl9ZQYQnWwxGwWBgoAAvR9Lcucurj6Ow== X-Received: by 2002:a05:6602:1686:: with SMTP id s6mr48163253iow.186.1638029078869; Sat, 27 Nov 2021 08:04:38 -0800 (PST) Received: from [192.168.1.116] ([66.219.217.159]) by smtp.gmail.com with ESMTPSA id z12sm2718835ilu.27.2021.11.27.08.04.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 27 Nov 2021 08:04:37 -0800 (PST) From: Jens Axboe Subject: [GIT PULL] Followup io_uring fixes for 5.16-rc3 To: Linus Torvalds Cc: io-uring Message-ID: <45a2054b-0b02-c0c8-1c62-89e204144701@kernel.dk> Date: Sat, 27 Nov 2021 09:04:37 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hi Linus, The locking fixup that was applied earlier this rc has both a deadlock and IRQ safety issue, let's get that ironed out before -rc3. This pull request contains: - Link traversal locking fix (Pavel) - Cancelation fix (Pavel) - Relocate cond_resched() for huge buffer chain freeing, avoiding a softlockup warning (Ye) - Fix timespec validation (Ye) Please pull! The following changes since commit 674ee8e1b4a41d2fdffc885c55350c3fbb38c22a: io_uring: correct link-list traversal locking (2021-11-22 19:31:54 -0700) are available in the Git repository at: git://git.kernel.dk/linux-block.git tags/io_uring-5.16-2021-11-27 for you to fetch changes up to f6223ff799666235a80d05f8137b73e5580077b9: io_uring: Fix undefined-behaviour in io_issue_sqe (2021-11-27 06:41:38 -0700) ---------------------------------------------------------------- io_uring-5.16-2021-11-27 ---------------------------------------------------------------- Pavel Begunkov (2): io_uring: fail cancellation for EXITING tasks io_uring: fix link traversal locking Ye Bin (2): io_uring: fix soft lockup when call __io_remove_buffers io_uring: Fix undefined-behaviour in io_issue_sqe fs/io_uring.c | 73 ++++++++++++++++++++++++++++++++++++++++------------------- 1 file changed, 50 insertions(+), 23 deletions(-) -- Jens Axboe