summaryrefslogtreecommitdiff
path: root/arch/x86/kvm/svm/avic.c
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2025-01-09 11:22:28 +0000
committerMark Brown <broonie@kernel.org>2025-01-09 11:22:28 +0000
commit5640fd07b90ed43225704fecfbbda9d402dba1cf (patch)
tree7c9e9e13681499882d3c5d710e37b2f3b088e831 /arch/x86/kvm/svm/avic.c
parenta38509fd5cdc125ef54562760a05c68ebd4812bc (diff)
parent9d89551994a430b50c4fffcb1e617a057fa76e20 (diff)
spi: Merge up v6.13-rc6
This fixes the i.MX6 and newer Meson platforms in my CI.
Diffstat (limited to 'arch/x86/kvm/svm/avic.c')
-rw-r--r--arch/x86/kvm/svm/avic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c
index 4b74ea91f4e6..65fd245a9953 100644
--- a/arch/x86/kvm/svm/avic.c
+++ b/arch/x86/kvm/svm/avic.c
@@ -1199,6 +1199,12 @@ bool avic_hardware_setup(void)
return false;
}
+ if (cc_platform_has(CC_ATTR_HOST_SEV_SNP) &&
+ !boot_cpu_has(X86_FEATURE_HV_INUSE_WR_ALLOWED)) {
+ pr_warn("AVIC disabled: missing HvInUseWrAllowed on SNP-enabled system\n");
+ return false;
+ }
+
if (boot_cpu_has(X86_FEATURE_AVIC)) {
pr_info("AVIC enabled\n");
} else if (force_avic) {