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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS 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 F2F37C433E6 for ; Wed, 24 Feb 2021 04:55:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B8E4D64EB6 for ; Wed, 24 Feb 2021 04:55:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233507AbhBXEzw (ORCPT ); Tue, 23 Feb 2021 23:55:52 -0500 Received: from wout3-smtp.messagingengine.com ([64.147.123.19]:52887 "EHLO wout3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233354AbhBXEzt (ORCPT ); Tue, 23 Feb 2021 23:55:49 -0500 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.west.internal (Postfix) with ESMTP id 93C1CD55; Tue, 23 Feb 2021 23:54:59 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Tue, 23 Feb 2021 23:54:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=anarazel.de; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm3; bh=VpJvU63JZUkuA98+A5OVC0JSrw3 QQVa+FWXOwjRn9r8=; b=Rdp3AD13+1qAK5ZPWV3PYzLvYklqXY2sL6nK6C17PLw tpqVcrJmeu70OW7+biXqD2v4GAROjQTJBQXKSeQunM1PzgpmR73eVKe3dKVdQ0D5 rmalVqA19H6Eu8y+9mQyukvM+rADt2aN2bkPDKgkwFoXegwJu0Hty0tSO3GzIJHr DqbFAVlAkNeH1NxsVqGoohhkiPNzTuwZwUNeaawtm4WUzO319Yn8C6hTFfJjbg/j vUcoA0JRxDkFyJlIpEJs5IZiKT9q1qlmK6OL8ObnJiTLc3GWTXIgP5bzu6LUrn34 dmVrNYZYFd3QIuuSZ44TyVoki6NVcL6+i0WIw7E0mDQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=VpJvU6 3JZUkuA98+A5OVC0JSrw3QQVa+FWXOwjRn9r8=; b=dFDy3jmCx0dDfhGjEWdBKQ erbpx8sJeQfJGc9InLg3bGhrQp5D1UlutBNfu5hrAS6LexbdJ9chCCZTB4c8bQiK anK7dd0pu9cknEDv4CpUKhc3/o0lbjJuoxbMFfMsaCLvA6PCKXZBeDk6wq5DJvSf ki6OT2tCHKMXW8X/Ak/pSfH51jTCMuXUS0Ea2GYwiyQNPh3UIFCFDGCThGEkFenw ipaSuKEDlYNBV7C/LSQ6PA/SqE24cdkyRZNBKhTQ04olrDqmNH5WkePt1GWOzBTf EinMmaWKSeHH5mLk3x1u9g88YUM9+abmxsftS17fSccD102EMhzQ/MaKN/ocsQ/Q == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrkeeigdejfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvuffkfhggtggujgesthdtredttddtvdenucfhrhhomheptehnughrvghs ucfhrhgvuhhnugcuoegrnhgurhgvshesrghnrghrrgiivghlrdguvgeqnecuggftrfgrth htvghrnhepveffjefhuefgveeivdfffedugfejieetveehtdefleeiteetiedviedulefg gfegnecuffhomhgrihhnpehgihhthhhusgdrtghomhenucfkphepieejrdduiedtrddvud ejrddvhedtnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhho mheprghnughrvghssegrnhgrrhgriigvlhdruggv X-ME-Proxy: Received: from intern.anarazel.de (c-67-160-217-250.hsd1.ca.comcast.net [67.160.217.250]) by mail.messagingengine.com (Postfix) with ESMTPA id CE6A1240064; Tue, 23 Feb 2021 23:54:58 -0500 (EST) Date: Tue, 23 Feb 2021 20:54:56 -0800 From: Andres Freund To: Jens Axboe Cc: io-uring@vger.kernel.org Subject: Re: io_uring_enter() returns EAGAIN after child exit in 5.12 Message-ID: <20210224045456.rt3c3pvvka7fpaln@alap3.anarazel.de> References: <20210224032514.emataeyir7d2kxkx@alap3.anarazel.de> <20210224043149.6tj6whjfjd6ihamz@alap3.anarazel.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hi, On 2021-02-23 21:33:38 -0700, Jens Axboe wrote: > On 2/23/21 9:31 PM, Andres Freund wrote: > > Jens, seems like it'd make sense to apply the test case upthread into > > the liburing repo. Do you want me to open a PR? > > I think so, it's a good addition. Either a PR or just an emailed patch, > whatever you prefer. Well, the previous email had whitespace damage, > so maybe a PR is safer :-) Done https://github.com/axboe/liburing/pull/306. The damage originated from me foolishly just copy-pasting it from the terminal :) - I wrote it a test VM and was too lazy to copy the diff out... Greetings, Andres Freund