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| author | Sean Christopherson <sean.j.christopherson@intel.com> | 2019-09-13 04:46:05 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-09-24 14:35:23 +0200 |
| commit | dd6223c76205c5eec16d12d8ea7cd9090e537357 (patch) | |
| tree | db0000665433dca7a4c85da540bcce4b377cb179 /arch/x86 | |
| parent | KVM: x86/mmu: Use fast invalidate mechanism to zap MMIO sptes (diff) | |
| download | linux-dd6223c76205c5eec16d12d8ea7cd9090e537357.tar.xz linux-dd6223c76205c5eec16d12d8ea7cd9090e537357.zip | |
KVM: x86/mmu: Revert "Revert "KVM: MMU: show mmu_valid_gen in shadow page related tracepoints""
Now that the fast invalidate mechanism has been reintroduced, restore
tracing of the generation number in shadow page tracepoints.
This reverts commit b59c4830ca185ba0e9f9e046fb1cd10a4a92627a.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/mmutrace.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h index d8001b4bca05..e9832b5ec53c 100644 --- a/arch/x86/kvm/mmutrace.h +++ b/arch/x86/kvm/mmutrace.h @@ -8,16 +8,18 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM kvmmmu -#define KVM_MMU_PAGE_FIELDS \ - __field(__u64, gfn) \ - __field(__u32, role) \ - __field(__u32, root_count) \ +#define KVM_MMU_PAGE_FIELDS \ + __field(unsigned long, mmu_valid_gen) \ + __field(__u64, gfn) \ + __field(__u32, role) \ + __field(__u32, root_count) \ __field(bool, unsync) -#define KVM_MMU_PAGE_ASSIGN(sp) \ - __entry->gfn = sp->gfn; \ - __entry->role = sp->role.word; \ - __entry->root_count = sp->root_count; \ +#define KVM_MMU_PAGE_ASSIGN(sp) \ + __entry->mmu_valid_gen = sp->mmu_valid_gen; \ + __entry->gfn = sp->gfn; \ + __entry->role = sp->role.word; \ + __entry->root_count = sp->root_count; \ __entry->unsync = sp->unsync; #define KVM_MMU_PAGE_PRINTK() ({ \ @@ -29,8 +31,9 @@ \ role.word = __entry->role; \ \ - trace_seq_printf(p, "sp gfn %llx l%u %u-byte q%u%s %s%s" \ + trace_seq_printf(p, "sp gen %lx gfn %llx l%u %u-byte q%u%s %s%s"\ " %snxe %sad root %u %s%c", \ + __entry->mmu_valid_gen, \ __entry->gfn, role.level, \ role.gpte_is_8_bytes ? 8 : 4, \ role.quadrant, \ |