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 X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2778DC433FF for ; Wed, 31 Jul 2019 11:12:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EE471206B8 for ; Wed, 31 Jul 2019 11:12:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728511AbfGaLML (ORCPT ); Wed, 31 Jul 2019 07:12:11 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45366 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727856AbfGaLML (ORCPT ); Wed, 31 Jul 2019 07:12:11 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 698D73B71F; Wed, 31 Jul 2019 11:12:11 +0000 (UTC) Received: from dhcp201-121.englab.pnq.redhat.com (unknown [10.65.16.75]) by smtp.corp.redhat.com (Postfix) with ESMTP id D1EAC600D1; Wed, 31 Jul 2019 11:12:08 +0000 (UTC) From: Pankaj Gupta To: dan.j.williams@intel.com Cc: linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org, vishal.l.verma@intel.com, dave.jiang@intel.com, keith.busch@intel.com, ira.weiny@intel.com, pagupta@redhat.com Subject: [PATCH] libnvdimm: change disk name of virtio pmem disk Date: Wed, 31 Jul 2019 16:42:07 +0530 Message-Id: <20190731111207.12836-1-pagupta@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Wed, 31 Jul 2019 11:12:11 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds prefix 'v' in disk name for virtio pmem. This differentiates virtio-pmem disks from the pmem disks. Signed-off-by: Pankaj Gupta --- drivers/nvdimm/namespace_devs.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index a16e52251a30..8e5d29266fb0 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -182,8 +182,12 @@ const char *nvdimm_namespace_disk_name(struct nd_namespace_common *ndns, char *name) { struct nd_region *nd_region = to_nd_region(ndns->dev.parent); + const char *prefix = ""; const char *suffix = NULL; + if (!is_nvdimm_sync(nd_region)) + prefix = "v"; + if (ndns->claim && is_nd_btt(ndns->claim)) suffix = "s"; @@ -201,7 +205,7 @@ const char *nvdimm_namespace_disk_name(struct nd_namespace_common *ndns, sprintf(name, "pmem%d.%d%s", nd_region->id, nsidx, suffix ? suffix : ""); else - sprintf(name, "pmem%d%s", nd_region->id, + sprintf(name, "%spmem%d%s", prefix, nd_region->id, suffix ? suffix : ""); } else if (is_namespace_blk(&ndns->dev)) { struct nd_namespace_blk *nsblk; -- 2.20.1