From b4e63f560beb187cffdaf706e534a1e2f9effb66 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Sun, 4 Mar 2007 13:59:30 +0200 Subject: KVM: Allow userspace to process hypercalls which have no kernel handler This is useful for paravirtualized graphics devices, for example. Signed-off-by: Avi Kivity --- include/linux/kvm.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/linux/kvm.h b/include/linux/kvm.h index c93cf53..9151ebf 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -11,7 +11,7 @@ #include #include -#define KVM_API_VERSION 6 +#define KVM_API_VERSION 7 /* * Architectural interrupt line count, and the size of the bitmap needed @@ -41,6 +41,7 @@ enum kvm_exit_reason { KVM_EXIT_UNKNOWN = 0, KVM_EXIT_EXCEPTION = 1, KVM_EXIT_IO = 2, + KVM_EXIT_HYPERCALL = 3, KVM_EXIT_DEBUG = 4, KVM_EXIT_HLT = 5, KVM_EXIT_MMIO = 6, @@ -103,6 +104,13 @@ struct kvm_run { __u32 len; __u8 is_write; } mmio; + /* KVM_EXIT_HYPERCALL */ + struct { + __u64 args[6]; + __u64 ret; + __u32 longmode; + __u32 pad; + } hypercall; }; }; -- cgit v1.1