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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 18BCAC433E1 for ; Sun, 16 Aug 2020 02:41:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E75D72068E for ; Sun, 16 Aug 2020 02:41:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=cmpwn.com header.i=@cmpwn.com header.b="AmS1PZBT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729285AbgHPClc (ORCPT ); Sat, 15 Aug 2020 22:41:32 -0400 Received: from mail.cmpwn.com ([45.56.77.53]:57604 "EHLO mail.cmpwn.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726926AbgHPClc (ORCPT ); Sat, 15 Aug 2020 22:41:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=cmpwn.com; s=cmpwn; t=1597545692; bh=rJ8rMVZ4YVBL3HkV2gmjCVzLxySqt2ZPeHax5e/sVCQ=; h=To:Subject:From:Date:In-Reply-To; b=AmS1PZBTc343mHFTl4TVf5rvk3ZQJ8d1TkT0l430uWSo9t408gHS6XvVzYVw0Byp+ s8HOXLZLN2LDc6u5xE5DMsMKcgiQ1FPnjQA5+M+oT4lTbpGcy3u98BzkqCB1Zt5sd0 Klb4f/vOUQcEwvINOpxIzYOxkJTvYruuyEZZDs2Q= Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 To: "Jens Axboe" , Subject: Re: Consistently reproducible deadlock with simple io_uring program From: "Drew DeVault" Date: Sat, 15 Aug 2020 22:41:13 -0400 Message-Id: In-Reply-To: <46608b91-f3f7-28b1-4e56-6c006c3f8744@kernel.dk> Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On Sat Aug 15, 2020 at 10:40 PM EDT, Jens Axboe wrote: > Not really any work-arounds, and on earlier 5.7 (and 5.6 and older) the > poll operation would have just failed with -EINVAL. Alright, thanks for the info. Cheers!