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authorPaolo Bonzini <pbonzini@redhat.com>2024-01-11 03:12:59 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2024-02-08 08:41:06 -0500
commit6bda055d625860736f7ea5b4eda816f276899d8b (patch)
tree6fd3bbf5bef8c4004be4806b569719383b7d6f04
parent8886640dade4ae2595fcdce511c8bcc716aa47d3 (diff)
KVM: define __KVM_HAVE_GUEST_DEBUG unconditionally
Since all architectures (for historical reasons) have to define struct kvm_guest_debug_arch, and since userspace has to check KVM_CHECK_EXTENSION(KVM_CAP_SET_GUEST_DEBUG) anyway, there is no advantage in masking the capability #define itself. Remove the #define __KVM_HAVE_GUEST_DEBUG from architecture-specific headers. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/arm64/include/uapi/asm/kvm.h1
-rw-r--r--arch/powerpc/include/uapi/asm/kvm.h1
-rw-r--r--arch/s390/include/uapi/asm/kvm.h1
-rw-r--r--arch/x86/include/uapi/asm/kvm.h1
-rw-r--r--include/uapi/linux/kvm.h7
5 files changed, 5 insertions, 6 deletions
diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h
index 9c1040dad4eb..964df31da975 100644
--- a/arch/arm64/include/uapi/asm/kvm.h
+++ b/arch/arm64/include/uapi/asm/kvm.h
@@ -37,7 +37,6 @@
#include <asm/ptrace.h>
#include <asm/sve_context.h>
-#define __KVM_HAVE_GUEST_DEBUG
#define __KVM_HAVE_IRQ_LINE
#define __KVM_HAVE_VCPU_EVENTS
diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h
index a96ef6b36bba..1691297a766a 100644
--- a/arch/powerpc/include/uapi/asm/kvm.h
+++ b/arch/powerpc/include/uapi/asm/kvm.h
@@ -28,7 +28,6 @@
#define __KVM_HAVE_PPC_SMT
#define __KVM_HAVE_IRQCHIP
#define __KVM_HAVE_IRQ_LINE
-#define __KVM_HAVE_GUEST_DEBUG
/* Not always available, but if it is, this is the correct offset. */
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
diff --git a/arch/s390/include/uapi/asm/kvm.h b/arch/s390/include/uapi/asm/kvm.h
index fee712ff1cf8..05eaf6db3ad4 100644
--- a/arch/s390/include/uapi/asm/kvm.h
+++ b/arch/s390/include/uapi/asm/kvm.h
@@ -12,7 +12,6 @@
#include <linux/types.h>
#define __KVM_S390
-#define __KVM_HAVE_GUEST_DEBUG
struct kvm_s390_skeys {
__u64 start_gfn;
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index c5e682ee7726..0ad6bda1fc39 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -42,7 +42,6 @@
#define __KVM_HAVE_IRQ_LINE
#define __KVM_HAVE_MSI
#define __KVM_HAVE_USER_NMI
-#define __KVM_HAVE_GUEST_DEBUG
#define __KVM_HAVE_MSIX
#define __KVM_HAVE_MCE
#define __KVM_HAVE_PIT_STATE2
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 00d5cecd057d..2ad6aa81b03f 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -16,6 +16,11 @@
#define KVM_API_VERSION 12
+/*
+ * Backwards-compatible definitions.
+ */
+#define __KVM_HAVE_GUEST_DEBUG
+
/* for KVM_SET_USER_MEMORY_REGION */
struct kvm_userspace_memory_region {
__u32 slot;
@@ -682,9 +687,7 @@ struct kvm_enable_cap {
/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
#define KVM_CAP_USER_NMI 22
-#ifdef __KVM_HAVE_GUEST_DEBUG
#define KVM_CAP_SET_GUEST_DEBUG 23
-#endif
#ifdef __KVM_HAVE_PIT
#define KVM_CAP_REINJECT_CONTROL 24
#endif