xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

KVM: Implement bare minimum of HYPER-V MSRs

Browse Source 
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>
This commit is contained in:
Gleb Natapov
2010-01-17 15:51:22 +02:00
committed by Marcelo Tosatti
parent 1d5103c11e
commit 55cd8e5a4e
5 changed files with 230 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
arch/x86/kvm/trace.h
View File

@@ -55,6 +55,38 @@ TRACE_EVENT(kvm_hypercall,
__entry->a3)
);
/*
* 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.
*/