lshw/SOURCES/0002-NVMe-fix-logical-name-with-native-multipath.patch
2023-09-21 19:24:01 +00:00

35 lines
1.2 KiB
Diff

From e7cde935da1017976b51761fd0e14e598d98e26f Mon Sep 17 00:00:00 2001
From: Lyonel Vincent <lyonel@ezix.org>
Date: Fri, 17 Mar 2023 14:58:53 +0100
Subject: [PATCH 2/3] NVMe: fix logical name with native multipath
address Github #92
---
src/core/nvme.cc | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/core/nvme.cc b/src/core/nvme.cc
index 6042788..9ede109 100644
--- a/src/core/nvme.cc
+++ b/src/core/nvme.cc
@@ -50,7 +50,15 @@ bool scan_nvme(hwNode & n)
ns.setBusInfo(guessBusInfo(n.name()));
ns.setPhysId(n.string_attr("nsid"));
ns.setDescription("NVMe disk");
- ns.setLogicalName(n.name());
+ // try to guess correct logical name when native NVMe multipath is enabled for NVMe devices
+ if(!exists("/dev/"+n.name()) &&
+ uppercase(get_string("/sys/module/nvme_core/parameters/multipath"))=="Y" &&
+ matches(n.name(), "^nvme[0-9]+c[0-9]+n[0-9]+$")) {
+ size_t indexc = n.name().find("c");
+ size_t indexn = n.name().find("n", indexc);
+ ns.setLogicalName(n.name().erase(indexc, indexn - indexc));
+ } else
+ ns.setLogicalName(n.name());
ns.setConfig("wwid",n.string_attr("wwid"));
scan_disk(ns);
device->addChild(ns);
--
2.33.1