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authorGleb Natapov <gleb@redhat.com>2010-01-17 15:51:22 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2010-03-01 12:35:57 -0300
commit55cd8e5a4edb8e235163ffe8264b9aaa8d7c050f (patch)
treef7d0091ead058a6c5bc427253b031374b3463b8d /arch/x86/kvm/trace.h
parent1d5103c11e32b5028262c073d56375691d51a886 (diff)
KVM: Implement bare minimum of HYPER-V MSRs
Minimum HYPER-V implementation should have GUEST_OS_ID, HYPERCALL and VP_INDEX MSRs. [avi: fix build on i386] Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Vadim Rozenfeld <vrozenfe@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
-rw-r--r--arch/x86/kvm/trace.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 816e0449db0..1cb3d0e990f 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -56,6 +56,38 @@ TRACE_EVENT(kvm_hypercall,
);
/*
+ * Tracepoint for hypercall.
+ */
+TRACE_EVENT(kvm_hv_hypercall,
+ TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx,
+ __u64 ingpa, __u64 outgpa),
+ TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa),
+
+ TP_STRUCT__entry(
+ __field( __u16, code )
+ __field( bool, fast )
+ __field( __u16, rep_cnt )
+ __field( __u16, rep_idx )
+ __field( __u64, ingpa )
+ __field( __u64, outgpa )
+ ),
+
+ TP_fast_assign(
+ __entry->code = code;
+ __entry->fast = fast;
+ __entry->rep_cnt = rep_cnt;
+ __entry->rep_idx = rep_idx;
+ __entry->ingpa = ingpa;
+ __entry->outgpa = outgpa;
+ ),
+
+ TP_printk("code 0x%x %s cnt 0x%x idx 0x%x in 0x%llx out 0x%llx",
+ __entry->code, __entry->fast ? "fast" : "slow",
+ __entry->rep_cnt, __entry->rep_idx, __entry->ingpa,
+ __entry->outgpa)
+);
+
+/*
* Tracepoint for PIO.
*/
TRACE_EVENT(kvm_pio,