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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 75424C433DB for ; Sat, 20 Feb 2021 15:21:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C40564ECA for ; Sat, 20 Feb 2021 15:21:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229771AbhBTPV6 (ORCPT ); Sat, 20 Feb 2021 10:21:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229766AbhBTPV5 (ORCPT ); Sat, 20 Feb 2021 10:21:57 -0500 Received: from mail-wm1-x332.google.com (mail-wm1-x332.google.com [IPv6:2a00:1450:4864:20::332]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95445C061574 for ; Sat, 20 Feb 2021 07:21:16 -0800 (PST) Received: by mail-wm1-x332.google.com with SMTP id n10so10448638wmq.0 for ; Sat, 20 Feb 2021 07:21:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=SWOaD4NsqVwJRXiYYtYWvj/cz48+vKgKLdTunqhZ2po=; b=KRz4kAKAtzAIGZviOWxJZ9p5ntBhpX2NFQoPCLl8XNYDmy1l5LQqFI9hui3PDALz9t a0haVThV2YlfdMFVQo01aGyZ6W/NecRb/Yx9BnbqKCpTMQ9L3qxNn7eN32ALVa5zr/OD rmlGyqPL+/NVS7+b8Gs7hnw090Owt0H23+7zhhVGxSTCWFVJb7g8m5Z5YG5VpP6QKsy1 PIA0hls1AcKZCeK/a3QwLiSuQwU23e+fTdE6hEzV9ezP/wQ0wZXNMHZirX7RPRwF1SPQ wK0h5tV6C2undEYIbswQb8IoSgrNcPhhDza8wjx7wp6IrPukFSQnxPS/+hreh9/0qj4F LXQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=SWOaD4NsqVwJRXiYYtYWvj/cz48+vKgKLdTunqhZ2po=; b=fK6HxH9Agqopp9ImDkrUwuB8LQnIDeIxmKvZx3QZCMxV53xu3T3cX3OeSQmzsBAezI Oz87ddkc8EHY0sT61Ss6UTYn2vlDZnpZ2ciI0UW1OhxRah02yFGkjYsuo9UK/7xP1oQ7 Lc4dYvOzeE+t8thYw20hg1K35zw7nKt0eST/5UcJgrs9lwj+lO+hLOSf0aTa77tsgPx0 FzM9or0Mn1E9hfehHES6nkrzVZhrujO0Sj3y2jXQMg4hnPZHjKLeW2KEMrxb/JklcqSJ VjmOXEP6L/JPe9JHTQrUvN4Lbblec9ISvpdz5oKINHtvBsktjnGSr8AFkwmnhFLjbZ/m xiXg== X-Gm-Message-State: AOAM530d14tcB2nLy1bl4jRSxg1R6F8CA46qQjvI2fmjgRn0MZLk4BKg IC44oaFmxVqHaA+mdT2pU9w= X-Google-Smtp-Source: ABdhPJxYTalc1GrjXb/Ki0iEmIxV8jOoZte2xxSeAercb8OP9qTCWrANvX6TVfgvgX46Lw08cvhrGA== X-Received: by 2002:a05:600c:21c6:: with SMTP id x6mr12355667wmj.124.1613834473743; Sat, 20 Feb 2021 07:21:13 -0800 (PST) Received: from localhost.localdomain ([148.252.132.56]) by smtp.gmail.com with ESMTPSA id 2sm19756625wre.24.2021.02.20.07.21.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Feb 2021 07:21:13 -0800 (PST) From: Pavel Begunkov To: Jens Axboe , io-uring@vger.kernel.org Subject: [PATCH 1/1] io_uring: run task_work on io_uring_register() Date: Sat, 20 Feb 2021 15:17:18 +0000 Message-Id: <0b6e6404ad89752523d3428669ec089cd540327c.1613834133.git.asml.silence@gmail.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Do run task_work before io_uring_register(), that might make a first quiesce round much nicer. Signed-off-by: Pavel Begunkov --- fs/io_uring.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/io_uring.c b/fs/io_uring.c index ff8f50d3cf44..f2fdebaf28fe 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -10212,6 +10212,8 @@ SYSCALL_DEFINE4(io_uring_register, unsigned int, fd, unsigned int, opcode, ctx = f.file->private_data; + io_run_task_work(); + mutex_lock(&ctx->uring_lock); ret = __io_uring_register(ctx, opcode, arg, nr_args); mutex_unlock(&ctx->uring_lock); -- 2.24.0