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=-0.8 required=3.0 tests=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 068D5CA9EC0 for ; Mon, 28 Oct 2019 12:05:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7DBE2086D for ; Mon, 28 Oct 2019 12:05:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388739AbfJ1MFX convert rfc822-to-8bit (ORCPT ); Mon, 28 Oct 2019 08:05:23 -0400 Received: from mx2.suse.de ([195.135.220.15]:53534 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726931AbfJ1MFX (ORCPT ); Mon, 28 Oct 2019 08:05:23 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 23123B1C2; Mon, 28 Oct 2019 12:05:22 +0000 (UTC) From: =?utf-8?Q?Aur=C3=A9lien?= Aptel To: David Wysochanski Cc: Ronnie Sahlberg , linux-cifs Subject: Re: Updated patch for the the lock_sem deadlock In-Reply-To: References: <20191024235120.8059-1-lsahlber@redhat.com> <878sp8yera.fsf@suse.com> Date: Mon, 28 Oct 2019 13:05:21 +0100 Message-ID: <875zk9xegu.fsf@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org David Wysochanski writes: > The patch removes thread2 from blocking, so #3 will never occur, hence > removing the deadlock. Thas was a great explanation, thanks! -- Aurélien Aptel / SUSE Labs Samba Team GPG: 1839 CB5F 9F5B FB9B AA97 8C99 03C8 A49B 521B D5D3 SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg, DE GF: Felix Imendörffer, Mary Higgins, Sri Rasiah HRB 247165 (AG München)