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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/x86.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/x86.c')
-rw-r--r--arch/x86/kvm/x86.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 2e713480933a..c79a8cc57ba4 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -9976,7 +9976,7 @@ static int complete_hypercall_exit(struct kvm_vcpu *vcpu)
{
u64 ret = vcpu->run->hypercall.ret;
- if (!is_64_bit_mode(vcpu))
+ if (!is_64_bit_hypercall(vcpu))
ret = (u32)ret;
kvm_rax_write(vcpu, ret);
++vcpu->stat.hypercalls;
@@ -12724,6 +12724,13 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
kvm_hv_init_vm(kvm);
kvm_xen_init_vm(kvm);
+ if (ignore_msrs && !report_ignored_msrs) {
+ pr_warn_once("Running KVM with ignore_msrs=1 and report_ignored_msrs=0 is not a\n"
+ "a supported configuration. Lying to the guest about the existence of MSRs\n"
+ "may cause the guest operating system to hang or produce errors. If a guest\n"
+ "does not run without ignore_msrs=1, please report it to kvm@vger.kernel.org.\n");
+ }
+
return 0;
out_uninit_mmu:
@@ -13997,6 +14004,8 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(kvm_rmp_fault);
static int __init kvm_x86_init(void)
{
+ kvm_init_xstate_sizes();
+
kvm_mmu_x86_module_init();
mitigate_smt_rsb &= boot_cpu_has_bug(X86_BUG_SMT_RSB) && cpu_smt_possible();
return 0;