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[RFC,07/13] linux-headers: Update

Message ID 20211111141352.26311-8-chao.p.peng@linux.intel.com (mailing list archive)
State New
Headers show
Series KVM: mm: fd-based approach for supporting KVM guest private memory | expand

Commit Message

Chao Peng Nov. 11, 2021, 2:13 p.m. UTC
Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com>
---
 linux-headers/asm-x86/kvm.h |  5 +++++
 linux-headers/linux/kvm.h   | 29 +++++++++++++++++++++++++----
 2 files changed, 30 insertions(+), 4 deletions(-)
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Patch

diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h
index a6c327f8ad..f9aadf0ebb 100644
--- a/linux-headers/asm-x86/kvm.h
+++ b/linux-headers/asm-x86/kvm.h
@@ -53,6 +53,10 @@ 
 /* Architectural interrupt line count. */
 #define KVM_NR_INTERRUPTS 256
 
+#define KVM_DEFAULT_ADDRESS_SPACE	0
+#define KVM_SMM_ADDRESS_SPACE		1
+#define KVM_PRIVATE_ADDRESS_SPACE	2
+
 struct kvm_memory_alias {
 	__u32 slot;  /* this has a different namespace than memory slots */
 	__u32 flags;
@@ -295,6 +299,7 @@  struct kvm_debug_exit_arch {
 #define KVM_GUESTDBG_USE_HW_BP		0x00020000
 #define KVM_GUESTDBG_INJECT_DB		0x00040000
 #define KVM_GUESTDBG_INJECT_BP		0x00080000
+#define KVM_GUESTDBG_BLOCKIRQ		0x00100000
 
 /* for KVM_SET_GUEST_DEBUG */
 struct kvm_guest_debug_arch {
diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index bcaf66cc4d..0a43202c04 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -101,6 +101,9 @@  struct kvm_userspace_memory_region {
 	__u64 guest_phys_addr;
 	__u64 memory_size; /* bytes */
 	__u64 userspace_addr; /* start of the userspace allocated memory */
+#ifdef KVM_PRIVATE_ADDRESS_SPACE
+	__u32 fd; /* valid if memslot is guest private memory */
+#endif
 };
 
 /*
@@ -231,6 +234,18 @@  struct kvm_xen_exit {
 	} u;
 };
 
+struct kvm_memory_exit {
+#define KVM_EXIT_MEM_MAP_SHARE          1
+#define KVM_EXIT_MEM_MAP_PRIVATE        2
+	__u32 type;
+	union {
+		struct {
+			__u64 gpa;
+			__u64 size;
+		} map;
+	} u;
+};
+
 #define KVM_S390_GET_SKEYS_NONE   1
 #define KVM_S390_SKEYS_MAX        1048576
 
@@ -269,6 +284,7 @@  struct kvm_xen_exit {
 #define KVM_EXIT_AP_RESET_HOLD    32
 #define KVM_EXIT_X86_BUS_LOCK     33
 #define KVM_EXIT_XEN              34
+#define KVM_EXIT_MEMORY_ERROR     35
 
 /* For KVM_EXIT_INTERNAL_ERROR */
 /* Emulate instruction failed. */
@@ -469,6 +485,8 @@  struct kvm_run {
 		} msr;
 		/* KVM_EXIT_XEN */
 		struct kvm_xen_exit xen;
+		/* KVM_EXIT_MEMORY_ERROR */
+		struct kvm_memory_exit mem;
 		/* Fix the size of the union. */
 		char padding[256];
 	};
@@ -1965,7 +1983,9 @@  struct kvm_stats_header {
 #define KVM_STATS_TYPE_CUMULATIVE	(0x0 << KVM_STATS_TYPE_SHIFT)
 #define KVM_STATS_TYPE_INSTANT		(0x1 << KVM_STATS_TYPE_SHIFT)
 #define KVM_STATS_TYPE_PEAK		(0x2 << KVM_STATS_TYPE_SHIFT)
-#define KVM_STATS_TYPE_MAX		KVM_STATS_TYPE_PEAK
+#define KVM_STATS_TYPE_LINEAR_HIST	(0x3 << KVM_STATS_TYPE_SHIFT)
+#define KVM_STATS_TYPE_LOG_HIST		(0x4 << KVM_STATS_TYPE_SHIFT)
+#define KVM_STATS_TYPE_MAX		KVM_STATS_TYPE_LOG_HIST
 
 #define KVM_STATS_UNIT_SHIFT		4
 #define KVM_STATS_UNIT_MASK		(0xF << KVM_STATS_UNIT_SHIFT)
@@ -1988,8 +2008,9 @@  struct kvm_stats_header {
  * @size: The number of data items for this stats.
  *        Every data item is of type __u64.
  * @offset: The offset of the stats to the start of stat structure in
- *          struture kvm or kvm_vcpu.
- * @unused: Unused field for future usage. Always 0 for now.
+ *          structure kvm or kvm_vcpu.
+ * @bucket_size: A parameter value used for histogram stats. It is only used
+ *		for linear histogram stats, specifying the size of the bucket;
  * @name: The name string for the stats. Its size is indicated by the
  *        &kvm_stats_header->name_size.
  */
@@ -1998,7 +2019,7 @@  struct kvm_stats_desc {
 	__s16 exponent;
 	__u16 size;
 	__u32 offset;
-	__u32 unused;
+	__u32 bucket_size;
 	char name[];
 };