From patchwork Wed Sep 23 18:20:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Fomichev X-Patchwork-Id: 11795465 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 53313112E for ; Wed, 23 Sep 2020 18:28:17 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CAF2820791 for ; Wed, 23 Sep 2020 18:28:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=permerror (0-bit key) header.d=wdc.com header.i=@wdc.com header.b="bT90MOzq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CAF2820791 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=wdc.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:45280 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kL9V1-00032i-QB for patchwork-qemu-devel@patchwork.kernel.org; Wed, 23 Sep 2020 14:28:15 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53468) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kL9Nx-0004w8-7i; Wed, 23 Sep 2020 14:20:58 -0400 Received: from esa2.hgst.iphmx.com ([68.232.143.124]:35018) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kL9Nt-00087W-LT; Wed, 23 Sep 2020 14:20:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1600886176; x=1632422176; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=BYQ28XH8Ylx9Dq0KVPfvBpBWZp+s9KZQXJ7UPhfutPQ=; b=bT90MOzqUNHAZGkkWF0Xl4HYDE9tQLrAXqvPHUeOyyFCf+Em/jmvgicZ lPiWMwNZHxTKOWLsXYPEJdUkJHu+jy3DlUJOFNQq84kxg7KFxc8F5v0ef PkVwhXLbdOVC6EfAFnANTVyfVsGXDzcGsScl+9K1MFfv6XzCl1wKKZGgB B2ioBzuwMmZ5pH1eaCEATgry3gqSlBnvyp+h0XngegJ3+li6Kk+piMcKa 8q04YugtseRJ1lFvERQInVKHQwNdKsVeM9OG5erPUWbUouUyDAGtz0+iv HdccHdp42pzNvxT2ZZsyREarbqEp3vUpAoMHsZs3w7ltf+eCoVc6ReCD0 w==; IronPort-SDR: TiHUSmltTziy/7j1qOPpkAix79fxamHQUCgQF4kACKxjKT0mlgaBXLJk3b+JXzajEaySOUHTwP GhGIOhqKmaWchZs9nKR9HI2Of3X8XiCCF64VaTJj1BHMf46cohUYZk6PHlpG8DXXj+Zk3oZilO RK3xmUiL995Yd+9AeRgJGFD3jsP/LbPcd+M2rKdcHfsQ/XROgwRQC63jJeKQh/0QfahuREuZQw eZsDD9FFZhXKxgMc8NjqDdCgMHDYPYcWaK4u7WQZnRgWRObnZkmgmBjp4ynvw018Sx4LRMFpAn K0k= X-IronPort-AV: E=Sophos;i="5.77,293,1596470400"; d="scan'208";a="251496337" Received: from uls-op-cesaip02.wdc.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 24 Sep 2020 02:36:11 +0800 IronPort-SDR: C3iNJLdz73zPLik5kncSLPqdYqBl1uAQn3rzY4++wryxDVv6XMQAO4MedtATsxg/vo6TpXU86H WW3MBRqfyXpg== Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Sep 2020 11:06:56 -0700 IronPort-SDR: C98WqivzRrZP8+CiQ9nZMdxF9CZO784NGohbNFFi1Zjh/3QAQfW/U9nFkBvL+8ZjaLrAd8G2di 3UcBUV2H1yuQ== WDCIronportException: Internal Received: from unknown (HELO redsun50.ssa.fujisawa.hgst.com) ([10.149.66.24]) by uls-op-cesaip02.wdc.com with ESMTP; 23 Sep 2020 11:20:48 -0700 From: Dmitry Fomichev To: Keith Busch , Klaus Jensen , Kevin Wolf , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Maxim Levitsky , Fam Zheng Subject: [PATCH v4 01/14] hw/block/nvme: Report actual LBA data shift in LBAF Date: Thu, 24 Sep 2020 03:20:08 +0900 Message-Id: <20200923182021.3724-2-dmitry.fomichev@wdc.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200923182021.3724-1-dmitry.fomichev@wdc.com> References: <20200923182021.3724-1-dmitry.fomichev@wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=68.232.143.124; envelope-from=prvs=5287de305=dmitry.fomichev@wdc.com; helo=esa2.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/23 14:20:48 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Niklas Cassel , Damien Le Moal , qemu-block@nongnu.org, Dmitry Fomichev , qemu-devel@nongnu.org, Alistair Francis , Matias Bjorling Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Calculate the data shift value to report based on the set value of logical_block_size device property. In the process, use a local variable to calculate the LBA format index instead of the hardcoded value 0. This makes the code more readable and it will make it easier to add support for multiple LBA formats in the future. Signed-off-by: Dmitry Fomichev Reviewed-by: Klaus Jensen --- hw/block/nvme.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 63078f6009..f60e968c4a 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -2203,6 +2203,7 @@ static void nvme_init_namespace(NvmeCtrl *n, NvmeNamespace *ns, Error **errp) { int64_t bs_size; NvmeIdNs *id_ns = &ns->id_ns; + int lba_index; bs_size = blk_getlength(n->conf.blk); if (bs_size < 0) { @@ -2212,7 +2213,8 @@ static void nvme_init_namespace(NvmeCtrl *n, NvmeNamespace *ns, Error **errp) n->ns_size = bs_size; - id_ns->lbaf[0].ds = BDRV_SECTOR_BITS; + lba_index = NVME_ID_NS_FLBAS_INDEX(ns->id_ns.flbas); + id_ns->lbaf[lba_index].ds = 31 - clz32(n->conf.logical_block_size); id_ns->nsze = cpu_to_le64(nvme_ns_nlbas(n, ns)); /* no thin provisioning */