[PATCH 02/14] tools headers: Sync KVM headers with the kernel source
Namhyung Kim
namhyung at kernel.org
Tue Aug 19 03:32:18 AEST 2025
To pick up the changes in this cset:
f55ce5a6cd33211c KVM: arm64: Expose new KVM cap for cacheable PFNMAP
28224ef02b56fcee KVM: TDX: Report supported optional TDVMCALLs in TDX capabilities
4580dbef5ce0f95a KVM: TDX: Exit to userspace for SetupEventNotifyInterrupt
25e8b1dd4883e6c2 KVM: TDX: Exit to userspace for GetTdVmCallInfo
cf207eac06f661fb KVM: TDX: Handle TDG.VP.VMCALL<GetQuote>
This addresses these perf build warnings:
Warning: Kernel ABI header differences:
diff -u tools/include/uapi/linux/kvm.h include/uapi/linux/kvm.h
diff -u tools/arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm.h
Please see tools/include/uapi/README for further details.
Cc: Paolo Bonzini <pbonzini at redhat.com>
Cc: kvm at vger.kernel.org
Signed-off-by: Namhyung Kim <namhyung at kernel.org>
---
tools/arch/x86/include/uapi/asm/kvm.h | 8 +++++++-
tools/include/uapi/linux/kvm.h | 27 +++++++++++++++++++++++++++
2 files changed, 34 insertions(+), 1 deletion(-)
diff --git a/tools/arch/x86/include/uapi/asm/kvm.h b/tools/arch/x86/include/uapi/asm/kvm.h
index 6f3499507c5e..0f15d683817d 100644
--- a/tools/arch/x86/include/uapi/asm/kvm.h
+++ b/tools/arch/x86/include/uapi/asm/kvm.h
@@ -965,7 +965,13 @@ struct kvm_tdx_cmd {
struct kvm_tdx_capabilities {
__u64 supported_attrs;
__u64 supported_xfam;
- __u64 reserved[254];
+
+ __u64 kernel_tdvmcallinfo_1_r11;
+ __u64 user_tdvmcallinfo_1_r11;
+ __u64 kernel_tdvmcallinfo_1_r12;
+ __u64 user_tdvmcallinfo_1_r12;
+
+ __u64 reserved[250];
/* Configurable CPUID bits for userspace */
struct kvm_cpuid2 cpuid;
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 7415a3863891..f0f0d49d2544 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -178,6 +178,7 @@ struct kvm_xen_exit {
#define KVM_EXIT_NOTIFY 37
#define KVM_EXIT_LOONGARCH_IOCSR 38
#define KVM_EXIT_MEMORY_FAULT 39
+#define KVM_EXIT_TDX 40
/* For KVM_EXIT_INTERNAL_ERROR */
/* Emulate instruction failed. */
@@ -447,6 +448,31 @@ struct kvm_run {
__u64 gpa;
__u64 size;
} memory_fault;
+ /* KVM_EXIT_TDX */
+ struct {
+ __u64 flags;
+ __u64 nr;
+ union {
+ struct {
+ __u64 ret;
+ __u64 data[5];
+ } unknown;
+ struct {
+ __u64 ret;
+ __u64 gpa;
+ __u64 size;
+ } get_quote;
+ struct {
+ __u64 ret;
+ __u64 leaf;
+ __u64 r11, r12, r13, r14;
+ } get_tdvmcall_info;
+ struct {
+ __u64 ret;
+ __u64 vector;
+ } setup_event_notify;
+ };
+ } tdx;
/* Fix the size of the union. */
char padding[256];
};
@@ -935,6 +961,7 @@ struct kvm_enable_cap {
#define KVM_CAP_ARM_EL2 240
#define KVM_CAP_ARM_EL2_E2H0 241
#define KVM_CAP_RISCV_MP_STATE_RESET 242
+#define KVM_CAP_ARM_CACHEABLE_PFNMAP_SUPPORTED 243
struct kvm_irq_routing_irqchip {
__u32 irqchip;
--
2.25.1
More information about the Linuxppc-dev
mailing list