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[2620:137:e000::1:20]) by mx.google.com with ESMTP id c28-20020a631c5c000000b003821f536216si8539750pgm.578.2022.04.14.08.19.54; Thu, 14 Apr 2022 08:20:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=E5WgGiCT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237796AbiDNKux (ORCPT + 99 others); Thu, 14 Apr 2022 06:50:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54946 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234619AbiDNKut (ORCPT ); Thu, 14 Apr 2022 06:50:49 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC0E67E58A; Thu, 14 Apr 2022 03:48:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 760DC60B63; Thu, 14 Apr 2022 10:48:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5599EC385A1; Thu, 14 Apr 2022 10:48:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649933303; bh=yW9RnnOtRJ4cX3nz1tfNRHZsNzlkwSHBEpZQQ4l0aq4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=E5WgGiCTsotbc012Rraa0eeuK1UJpO8mkdp+DvZcF3/NSqn8za5HXTS01m7Efexem n0mu9rquAKi07uXgurYTL6FhYHjHZhVvjZeQQG9DlmMoHOBACNUdSI1QqkDSAPMqr6 M+rFrXWBWcSa7vGHG8BkXnDkJRW8gd9KqTzUHRhY= Date: Thu, 14 Apr 2022 12:48:19 +0200 From: Greg KH To: Waiman Long Cc: john.p.donnelly@oracle.com, chenguanyou , dave@stgolabs.net, hdanton@sina.com, linux-kernel@vger.kernel.org, mazhenhua@xiaomi.com, mingo@redhat.com, peterz@infradead.org, quic_aiquny@quicinc.com, will@kernel.org, sashal@kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v5] locking/rwsem: Make handoff bit handling more consistent Message-ID: References: <20211116012912.723980-1-longman@redhat.com> <20220214154741.12399-1-chenguanyou@xiaomi.com> <3f02975c-1a9d-be20-32cf-f1d8e3dfafcc@oracle.com> <31178c33-e25c-c3e8-35e2-776b5211200c@oracle.com> <161c2e25-3d26-4dd7-d378-d1741f7bcca8@redhat.com> <2b6ed542-b3e0-1a87-33ac-d52fc0e0339c@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 12, 2022 at 01:04:05PM -0400, Waiman Long wrote: > The patch has already been in the tip tree. It may not be easy to add a > Fixes tag to it. Anyway, I will encourage stable tree maintainer to take it > as it does fix a problem as shown in your test. I have no idea what you want me to do here. Please be explicit... thanks, greg k-h