diff options
| author | Hou Wenlong <houwenlong.hwl@antgroup.com> | 2022-09-02 05:47:01 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-09-26 19:03:03 +0300 |
| commit | 794663e13f8815bf85d87dcef796ef2c55bf270a (patch) | |
| tree | 418c17e7b4aec51e6efc69651c40f1537c877050 /arch/x86/kvm/x86.c | |
| parent | 36d546d59af7cfc984b159016bed3e2a3113266f (diff) | |
| download | linux-794663e13f8815bf85d87dcef796ef2c55bf270a.tar.xz | |
KVM: x86: Add missing trace points for RDMSR/WRMSR in emulator path
Since the RDMSR/WRMSR emulation uses a sepearte emualtor interface,
the trace points for RDMSR/WRMSR can be added in emulator path like
normal path.
Signed-off-by: Hou Wenlong <houwenlong.hwl@antgroup.com>
Link: https://lore.kernel.org/r/39181a9f777a72d61a4d0bb9f6984ccbd1de2ea3.1661930557.git.houwenlong.hwl@antgroup.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index f5ee1acb1672..63caa1f49ef0 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -7927,9 +7927,12 @@ static int emulator_get_msr_with_filter(struct x86_emulate_ctxt *ctxt, if (kvm_msr_user_space(vcpu, msr_index, KVM_EXIT_X86_RDMSR, 0, complete_emulated_rdmsr, r)) return X86EMUL_IO_NEEDED; + + trace_kvm_msr_read_ex(msr_index); return X86EMUL_PROPAGATE_FAULT; } + trace_kvm_msr_read(msr_index, *pdata); return X86EMUL_CONTINUE; } @@ -7947,9 +7950,12 @@ static int emulator_set_msr_with_filter(struct x86_emulate_ctxt *ctxt, if (kvm_msr_user_space(vcpu, msr_index, KVM_EXIT_X86_WRMSR, data, complete_emulated_msr_access, r)) return X86EMUL_IO_NEEDED; + + trace_kvm_msr_write_ex(msr_index, data); return X86EMUL_PROPAGATE_FAULT; } + trace_kvm_msr_write(msr_index, data); return X86EMUL_CONTINUE; } |