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systemd/SOURCES/0859-virt-Fix-the-detection...

42 lines
1.6 KiB

From e732bc987f2f779e89f30193bf694e0456ab7ce0 Mon Sep 17 00:00:00 2001
From: Boqun Feng <boqun.feng@gmail.com>
Date: Tue, 23 Nov 2021 15:09:26 +0800
Subject: [PATCH] virt: Fix the detection for Hyper-V VMs
Use product_version instead of product_name in DMI table and the string
"Hyper-V" to avoid misdetection.
Fixes: #21468
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
(cherry picked from commit 76eec0649936d9ae2f9087769f463feaf0cf5cb4)
Related: #2158307
---
src/basic/virt.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/basic/virt.c b/src/basic/virt.c
index cc95097101..f750a0463f 100644
--- a/src/basic/virt.c
+++ b/src/basic/virt.c
@@ -143,7 +143,8 @@ static int detect_vm_dmi_vendor(void) {
"/sys/class/dmi/id/product_name", /* Test this before sys_vendor to detect KVM over QEMU */
"/sys/class/dmi/id/sys_vendor",
"/sys/class/dmi/id/board_vendor",
- "/sys/class/dmi/id/bios_vendor"
+ "/sys/class/dmi/id/bios_vendor",
+ "/sys/class/dmi/id/product_version" /* For Hyper-V VMs test */
};
static const struct {
@@ -162,7 +163,7 @@ static int detect_vm_dmi_vendor(void) {
{ "Parallels", VIRTUALIZATION_PARALLELS },
/* https://wiki.freebsd.org/bhyve */
{ "BHYVE", VIRTUALIZATION_BHYVE },
- { "Microsoft", VIRTUALIZATION_MICROSOFT },
+ { "Hyper-V", VIRTUALIZATION_MICROSOFT },
};
unsigned i;
int r;