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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 D4C22ECDE20 for ; Wed, 11 Sep 2019 10:55:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B02FA21479 for ; Wed, 11 Sep 2019 10:55:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727432AbfIKKzV (ORCPT ); Wed, 11 Sep 2019 06:55:21 -0400 Received: from mx2.suse.de ([195.135.220.15]:50900 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726724AbfIKKzV (ORCPT ); Wed, 11 Sep 2019 06:55:21 -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 CEE35AF70; Wed, 11 Sep 2019 10:55:19 +0000 (UTC) Date: Wed, 11 Sep 2019 05:55:16 -0500 From: Goldwyn Rodrigues To: Andres Freund Cc: Dave Chinner , David Sterba , linux-fsdevel@vger.kernel.org, jack@suse.com, hch@infradead.org, linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org Subject: Re: Odd locking pattern introduced as part of "nowait aio support" Message-ID: <20190911105516.l2iqes7dngj6w27o@fiona> References: <20190910223327.mnegfoggopwqqy33@alap3.anarazel.de> <20190911040420.GB27547@dread.disaster.area> <20190911093926.pfkkx25mffzeuo32@alap3.anarazel.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190911093926.pfkkx25mffzeuo32@alap3.anarazel.de> User-Agent: NeoMutt/20180716 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On 2:39 11/09, Andres Freund wrote: > > Ok. Goldwyn, do you want to write a patch, or do you want me to write > one up? I'll post one shortly. Thanks for bringing this up. -- Goldwyn