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authorPaolo Bonzini <pbonzini@redhat.com>2024-11-13 06:32:43 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2024-11-13 06:32:43 -0500
commitef6fdc0e4c556b3b7abc38d062ca70183a80e4dc (patch)
tree837b2c6b6e3dc74688844f4132b044d2bd53c803 /arch/x86
parentedd1e5987872343a08ace29fa92a39701baeaf96 (diff)
parentbc17fccb37c8c100e3390e429e952330fd7cab1e (diff)
downloadlwn-ef6fdc0e4c556b3b7abc38d062ca70183a80e4dc.tar.gz
lwn-ef6fdc0e4c556b3b7abc38d062ca70183a80e4dc.zip
Merge tag 'kvm-x86-vmx-6.13' of https://github.com/kvm-x86/linux into HEAD
KVM VMX change for 6.13 - Remove __invept()'s unused @gpa param, which was left behind when KVM dropped code for invalidating a specific GPA (Intel never officially documented support for single-address INVEPT; presumably pre-production CPUs supported it at some point).
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kvm/vmx/vmx.c5
-rw-r--r--arch/x86/kvm/vmx/vmx_ops.h16
2 files changed, 10 insertions, 11 deletions
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index f6900bec4874..b1bb64890cb2 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -481,10 +481,9 @@ noinline void invvpid_error(unsigned long ext, u16 vpid, gva_t gva)
ext, vpid, gva);
}
-noinline void invept_error(unsigned long ext, u64 eptp, gpa_t gpa)
+noinline void invept_error(unsigned long ext, u64 eptp)
{
- vmx_insn_failed("invept failed: ext=0x%lx eptp=%llx gpa=0x%llx\n",
- ext, eptp, gpa);
+ vmx_insn_failed("invept failed: ext=0x%lx eptp=%llx\n", ext, eptp);
}
static DEFINE_PER_CPU(struct vmcs *, vmxarea);
diff --git a/arch/x86/kvm/vmx/vmx_ops.h b/arch/x86/kvm/vmx/vmx_ops.h
index 93e020dc88f6..633c87e2fd92 100644
--- a/arch/x86/kvm/vmx/vmx_ops.h
+++ b/arch/x86/kvm/vmx/vmx_ops.h
@@ -15,7 +15,7 @@ void vmwrite_error(unsigned long field, unsigned long value);
void vmclear_error(struct vmcs *vmcs, u64 phys_addr);
void vmptrld_error(struct vmcs *vmcs, u64 phys_addr);
void invvpid_error(unsigned long ext, u16 vpid, gva_t gva);
-void invept_error(unsigned long ext, u64 eptp, gpa_t gpa);
+void invept_error(unsigned long ext, u64 eptp);
#ifndef CONFIG_CC_HAS_ASM_GOTO_OUTPUT
/*
@@ -312,13 +312,13 @@ static inline void __invvpid(unsigned long ext, u16 vpid, gva_t gva)
vmx_asm2(invvpid, "r"(ext), "m"(operand), ext, vpid, gva);
}
-static inline void __invept(unsigned long ext, u64 eptp, gpa_t gpa)
+static inline void __invept(unsigned long ext, u64 eptp)
{
struct {
- u64 eptp, gpa;
- } operand = {eptp, gpa};
-
- vmx_asm2(invept, "r"(ext), "m"(operand), ext, eptp, gpa);
+ u64 eptp;
+ u64 reserved_0;
+ } operand = { eptp, 0 };
+ vmx_asm2(invept, "r"(ext), "m"(operand), ext, eptp);
}
static inline void vpid_sync_vcpu_single(int vpid)
@@ -355,13 +355,13 @@ static inline void vpid_sync_vcpu_addr(int vpid, gva_t addr)
static inline void ept_sync_global(void)
{
- __invept(VMX_EPT_EXTENT_GLOBAL, 0, 0);
+ __invept(VMX_EPT_EXTENT_GLOBAL, 0);
}
static inline void ept_sync_context(u64 eptp)
{
if (cpu_has_vmx_invept_context())
- __invept(VMX_EPT_EXTENT_CONTEXT, eptp, 0);
+ __invept(VMX_EPT_EXTENT_CONTEXT, eptp);
else
ept_sync_global();
}