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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 97D91CCF9E3 for ; Tue, 4 Nov 2025 14:42:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=arSfxGGvyDJWIPxH0/L7w8rSBaW+ShK6/Qx4wR0jKzI=; b=iFiBhgjF4jAKc+lb3FgqH96Z0J 8esBNQEc4Svxb1n2zrrla3N6zdK0MVnlh10p9HkXbJzsDcg4n21n0UHbOcmzOApA72plwprkxiPJN 9BGhsdkQ7M+KadKcDMQA2qToAilQCSsDQG/CHBD+3k42BGEZ2VHV7Sw0Q1PtW9IedfSmhqtNigGwX IFYtqrDJVuoMwakKjp54seic/AOxZApGKA4PxC2Tbqnsy0SEOWnPA3uBClwLAndplTfq7NOYHT/ih F0fdl5Ejwwdfms+s3yj+mIxFeI0WehVON5H3o/FhjzpI+9JfnLeVmGpsboixJ8xvLVHQnNqL/gUIN QgDQBf6g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vGIEZ-0000000BzZR-1yp6; Tue, 04 Nov 2025 14:42:07 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vGIEX-0000000BzZ4-0c10 for linux-nvme@lists.infradead.org; Tue, 04 Nov 2025 14:42:06 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id ECAAF227A87; Tue, 4 Nov 2025 15:41:58 +0100 (CET) Date: Tue, 4 Nov 2025 15:41:58 +0100 From: Christoph Hellwig To: Damien Le Moal Cc: Jens Axboe , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, Keith Busch , Christoph Hellwig , dm-devel@lists.linux.dev, Mike Snitzer , Mikulas Patocka , "Martin K . Petersen" , linux-scsi@vger.kernel.org, linux-xfs@vger.kernel.org, Carlos Maiolino , linux-btrfs@vger.kernel.org, David Sterba Subject: Re: [PATCH v3 00/15] Introduce cached report zones Message-ID: <20251104144158.GA27416@lst.de> References: <20251104013147.913802-1-dlemoal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251104013147.913802-1-dlemoal@kernel.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251104_064205_327039_550B5A9F X-CRM114-Status: GOOD ( 11.86 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org I just threw this into my xfstests setup, and it seems this version is broken somehow. Running on emulated ZNS devices with XFS I get a lot of failures with warnings like this: [ 30.068652] XFS (nvme1n1): empty zone 1 has non-zero used counter (0x1). [ 49.316873] XFS (nvme0n1): empty zone 2 has non-zero used counter (0x10). so it seems like it's not tracking WPs correctly, probably when using zone append and unmount/remounting.