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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w17-20020a170902e89100b001adb600d4dcsi3553297plg.607.2023.05.11.08.46.44; Thu, 11 May 2023 08:46:56 -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=@infradead.org header.s=bombadil.20210309 header.b=W8G6bqUy; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238738AbjEKPdS (ORCPT + 99 others); Thu, 11 May 2023 11:33:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238331AbjEKPdR (ORCPT ); Thu, 11 May 2023 11:33:17 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 391BE559F; Thu, 11 May 2023 08:33:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=TFdTw592d1WOTkLZRizlwyL3RYF/7jsd4eJ+YyPPK5g=; b=W8G6bqUyJkrX6o82ZtqnkGRhIf 7iIWW4uYNY8T9ARlE3uCP1Q7afdudYlX+ztWxRPYAp/wf21EgDlQOgP+ptVwOWH3eeMfuMD4nINs8 aeissJYzFk6I3ZnXlTMi9MawsP0h4/j+/FtNXWIqFk8FF903X3wYOYsfPdBr+bFyr9WZ7PGP8oWdp +K5vT1ZMrJcfZwv7vTLBAVvuvPJkJ78Tx2jlFVvDTa1iFwoi5Gj65rxO3UWjmFhsccwmLR7oAwyFl SwfXTihdMyKBnvjBC+MS39AG6viKWbHL1SlLNkY4ZUD24Uv/ap6KQw2J7t4Es9kA6fqVpvvRShet1 pNmWejwA==; Received: from hch by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1px8I7-009Dji-13; Thu, 11 May 2023 15:33:15 +0000 Date: Thu, 11 May 2023 08:33:15 -0700 From: Christoph Hellwig To: Ed Tsai Cc: axboe@kernel.dk, linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, martin.petersen@oracle.com, bvanassche@acm.org, stanley.chu@mediatek.com, peter.wang@mediatek.com, chun-hung.wu@mediatek.com, alice.chao@mediatek.com, powen.kao@mediatek.com, naomi.chu@mediatek.com, wsd_upstream@mediatek.com Subject: Re: [PATCH 1/2] block: make the fair sharing of tag configurable Message-ID: References: <20230509065230.32552-1-ed.tsai@mediatek.com> <20230509065230.32552-2-ed.tsai@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230509065230.32552-2-ed.tsai@mediatek.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,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, May 09, 2023 at 02:52:29PM +0800, Ed Tsai wrote: > Add a new queue flag QUEUE_FLAG_FAIR_TAG_SHARING to make the fair tag > sharing configurable. Why?