From patchwork Tue Apr 2 12:38:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 13613907 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B666B86257; Tue, 2 Apr 2024 12:39:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712061575; cv=none; b=LPqNb/cbFhEiD+1r/ZWekE6VQtFiUAPkB231vfJMMYjK8nljcqzyRCbLwyBfrN6dmcvKDQWcuXy4Hr8VzszVRRYnrjhqjLc+ssPXYpBbQOH9k0YZiKX+qDO//03u/vQTzMMVbv4YMR0b7l91V7puGeffm0gAYmW1ant/h1neGFw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712061575; c=relaxed/simple; bh=ZqWxRKy0BiC3ofFZbofkWToZYi/vcXeY+FC2wZOs0FI=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N9832MHx9VFTi9AHeHhAojFkiZlIp+5Rsgvl1j3yQqYkZh2KvNahhyqrpHIXQjeWviauvcFrObtttIFY8AhXAYYzlBizqoyeRCwIFKLLq1d6b8hJgGQt0z6TcnzwriSDNEzWj3xacQtvfZlF2G50Gb2rVhwxZjJYiMMM0cndB4g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LJVerBMO; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LJVerBMO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 843E2C433C7; Tue, 2 Apr 2024 12:39:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712061575; bh=ZqWxRKy0BiC3ofFZbofkWToZYi/vcXeY+FC2wZOs0FI=; h=From:To:Subject:Date:In-Reply-To:References:From; b=LJVerBMOcXI4hDfTfXNqW1eEDoL0m3fnn02stGN/tjROLoplmPfT0TMdU2ZLS9Nu2 oXeaPmfyOC01C8DllmwlBBLHvLpiDLtqCZknCNn9xh9NzEK/k5nevKLIcx6uFjfINM UQ+/Wdf0tRLqnuywU/g7BJQrvz1s/vHPzVWp/L5n707x0HcAFoGSv0HDnVSkGkNMpw sgTKDwi5aUyhx2MtPD/4XOc6NxwkzU7JtEXONnjps+a3a74MgFficr5rAhVU8uIByv GB2vQk5RSHiFcuKeHFxwn5lrcbz/6AeM3LUCRssGdbZ8Cm33BqiNA/Qd1a2t3tI5hE qAz2zn1TFx3Bg== From: Damien Le Moal To: linux-block@vger.kernel.org, Jens Axboe , linux-scsi@vger.kernel.org, "Martin K . Petersen" , dm-devel@lists.linux.dev, Mike Snitzer , linux-nvme@lists.infradead.org, Keith Busch , Christoph Hellwig Subject: [PATCH v4 18/28] nvmet: zns: Do not reference the gendisk conv_zones_bitmap Date: Tue, 2 Apr 2024 21:38:57 +0900 Message-ID: <20240402123907.512027-19-dlemoal@kernel.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240402123907.512027-1-dlemoal@kernel.org> References: <20240402123907.512027-1-dlemoal@kernel.org> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The gendisk conventional zone bitmap is going away. So to check for the presence of conventional zones on a zoned target device, always use report zones. Signed-off-by: Damien Le Moal Reviewed-by: Hannes Reinecke Reviewed-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni --- drivers/nvme/target/zns.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/nvme/target/zns.c b/drivers/nvme/target/zns.c index 3148d9f1bde6..0021d06041c1 100644 --- a/drivers/nvme/target/zns.c +++ b/drivers/nvme/target/zns.c @@ -52,14 +52,10 @@ bool nvmet_bdev_zns_enable(struct nvmet_ns *ns) if (get_capacity(bd_disk) & (bdev_zone_sectors(ns->bdev) - 1)) return false; /* - * ZNS does not define a conventional zone type. If the underlying - * device has a bitmap set indicating the existence of conventional - * zones, reject the device. Otherwise, use report zones to detect if - * the device has conventional zones. + * ZNS does not define a conventional zone type. Use report zones + * to detect if the device has conventional zones and reject it if + * it does. */ - if (ns->bdev->bd_disk->conv_zones_bitmap) - return false; - ret = blkdev_report_zones(ns->bdev, 0, bdev_nr_zones(ns->bdev), validate_conv_zones_cb, NULL); if (ret < 0)