From af1827e773c983f1d601d674447aea89efdb1acb Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Thu, 23 Jan 2014 11:03:51 +0100 Subject: [PATCH] KVM: s390: kernel header addition for guest debugging This patch adds the structs to the kernel headers needed to pass information from/to userspace in order to debug a guest on s390 with hardware support. Signed-off-by: David Hildenbrand Signed-off-by: Christian Borntraeger --- arch/s390/include/uapi/asm/kvm.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/s390/include/uapi/asm/kvm.h b/arch/s390/include/uapi/asm/kvm.h index e35c79821d29..b8c0f07a0e08 100644 --- a/arch/s390/include/uapi/asm/kvm.h +++ b/arch/s390/include/uapi/asm/kvm.h @@ -79,11 +79,31 @@ struct kvm_fpu { __u64 fprs[16]; }; +#define KVM_GUESTDBG_USE_HW_BP 0x00010000 + +#define KVM_HW_BP 1 +#define KVM_HW_WP_WRITE 2 +#define KVM_SINGLESTEP 4 + struct kvm_debug_exit_arch { + __u64 addr; + __u8 type; + __u8 pad[7]; /* Should be set to 0 */ +}; + +struct kvm_hw_breakpoint { + __u64 addr; + __u64 phys_addr; + __u64 len; + __u8 type; + __u8 pad[7]; /* Should be set to 0 */ }; /* for KVM_SET_GUEST_DEBUG */ struct kvm_guest_debug_arch { + __u32 nr_hw_bp; + __u32 pad; /* Should be set to 0 */ + struct kvm_hw_breakpoint __user *hw_bp; }; #define KVM_SYNC_PREFIX (1UL << 0) -- 2.20.1