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[kvmtool,v2,3/5] update headers: Update the KVM headers for new Arm fault reporting features

Message ID 20191008093640.26519-4-christoffer.dall@arm.com (mailing list archive)
State New, archived
Headers show
Series Improve handling of stage 2 aborts without instruction decode | expand

Commit Message

Christoffer Dall Oct. 8, 2019, 9:36 a.m. UTC 
In preparation for improving our handling of guest aborts with missing
decode info or outside any mapped resource, sync updated Linux header
files.

NOTE: This is a development update and these headers are not yet in an
upstream tree.  DO NOT MERGE.

Signed-off-by: Christoffer Dall <christoffer.dall@arm.com>
---
 arm/aarch32/include/asm/kvm.h | 3 ++-
 arm/aarch64/include/asm/kvm.h | 3 ++-
 include/linux/kvm.h           | 8 ++++++++
 3 files changed, 12 insertions(+), 2 deletions(-)
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Patch

diff --git a/arm/aarch32/include/asm/kvm.h b/arm/aarch32/include/asm/kvm.h
index 4602464..b450900 100644
--- a/arm/aarch32/include/asm/kvm.h
+++ b/arm/aarch32/include/asm/kvm.h
@@ -131,8 +131,9 @@  struct kvm_vcpu_events {
 	struct {
 		__u8 serror_pending;
 		__u8 serror_has_esr;
+		__u8 ext_dabt_pending;
 		/* Align it to 8 bytes */
-		__u8 pad[6];
+		__u8 pad[5];
 		__u64 serror_esr;
 	} exception;
 	__u32 reserved[12];
diff --git a/arm/aarch64/include/asm/kvm.h b/arm/aarch64/include/asm/kvm.h
index 97c3478..e4cf9bd 100644
--- a/arm/aarch64/include/asm/kvm.h
+++ b/arm/aarch64/include/asm/kvm.h
@@ -160,8 +160,9 @@  struct kvm_vcpu_events {
 	struct {
 		__u8 serror_pending;
 		__u8 serror_has_esr;
+		__u8 ext_dabt_pending;
 		/* Align it to 8 bytes */
-		__u8 pad[6];
+		__u8 pad[5];
 		__u64 serror_esr;
 	} exception;
 	__u32 reserved[12];
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 6d4ea4b..fadebb4 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -235,6 +235,7 @@  struct kvm_hyperv_exit {
 #define KVM_EXIT_S390_STSI        25
 #define KVM_EXIT_IOAPIC_EOI       26
 #define KVM_EXIT_HYPERV           27
+#define KVM_EXIT_ARM_NISV         28
 
 /* For KVM_EXIT_INTERNAL_ERROR */
 /* Emulate instruction failed. */
@@ -392,6 +393,11 @@  struct kvm_run {
 		} eoi;
 		/* KVM_EXIT_HYPERV */
 		struct kvm_hyperv_exit hyperv;
+		/* KVM_EXIT_ARM_NISV */
+		struct {
+			__u64 esr_iss;
+			__u64 fault_ipa;
+		} arm_nisv;
 		/* Fix the size of the union. */
 		char padding[256];
 	};
@@ -988,6 +994,8 @@  struct kvm_ppc_resize_hpt {
 #define KVM_CAP_ARM_VM_IPA_SIZE 165
 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166
 #define KVM_CAP_HYPERV_CPUID 167
+#define KVM_CAP_ARM_NISV_TO_USER 176
+#define KVM_CAP_ARM_INJECT_EXT_DABT 177
 
 #ifdef KVM_CAP_IRQ_ROUTING