summaryrefslogtreecommitdiffstats
path: root/arch/x86/kvm/mmutrace.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kvm/mmutrace.h')
-rw-r--r--arch/x86/kvm/mmutrace.h76
1 files changed, 62 insertions, 14 deletions
diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h
index b8f6172f4174..9d2e0ffcb190 100644
--- a/arch/x86/kvm/mmutrace.h
+++ b/arch/x86/kvm/mmutrace.h
@@ -7,16 +7,18 @@
#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() ({ \
@@ -28,8 +30,8 @@
\
role.word = __entry->role; \
\
- trace_seq_printf(p, "sp gfn %llx %u%s q%u%s %s%s" \
- " %snxe root %u %s%c", \
+ trace_seq_printf(p, "sp gen %lx gfn %llx %u%s q%u%s %s%s" \
+ " %snxe root %u %s%c", __entry->mmu_valid_gen, \
__entry->gfn, role.level, \
role.cr4_pae ? " pae" : "", \
role.quadrant, \
@@ -197,23 +199,25 @@ DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_prepare_zap_page,
TRACE_EVENT(
mark_mmio_spte,
- TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access),
- TP_ARGS(sptep, gfn, access),
+ TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen),
+ TP_ARGS(sptep, gfn, access, gen),
TP_STRUCT__entry(
__field(void *, sptep)
__field(gfn_t, gfn)
__field(unsigned, access)
+ __field(unsigned int, gen)
),
TP_fast_assign(
__entry->sptep = sptep;
__entry->gfn = gfn;
__entry->access = access;
+ __entry->gen = gen;
),
- TP_printk("sptep:%p gfn %llx access %x", __entry->sptep, __entry->gfn,
- __entry->access)
+ TP_printk("sptep:%p gfn %llx access %x gen %x", __entry->sptep,
+ __entry->gfn, __entry->access, __entry->gen)
);
TRACE_EVENT(
@@ -274,6 +278,50 @@ TRACE_EVENT(
__spte_satisfied(old_spte), __spte_satisfied(new_spte)
)
);
+
+TRACE_EVENT(
+ kvm_mmu_invalidate_zap_all_pages,
+ TP_PROTO(struct kvm *kvm),
+ TP_ARGS(kvm),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, mmu_valid_gen)
+ __field(unsigned int, mmu_used_pages)
+ ),
+
+ TP_fast_assign(
+ __entry->mmu_valid_gen = kvm->arch.mmu_valid_gen;
+ __entry->mmu_used_pages = kvm->arch.n_used_mmu_pages;
+ ),
+
+ TP_printk("kvm-mmu-valid-gen %lx used_pages %x",
+ __entry->mmu_valid_gen, __entry->mmu_used_pages
+ )
+);
+
+
+TRACE_EVENT(
+ check_mmio_spte,
+ TP_PROTO(u64 spte, unsigned int kvm_gen, unsigned int spte_gen),
+ TP_ARGS(spte, kvm_gen, spte_gen),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, kvm_gen)
+ __field(unsigned int, spte_gen)
+ __field(u64, spte)
+ ),
+
+ TP_fast_assign(
+ __entry->kvm_gen = kvm_gen;
+ __entry->spte_gen = spte_gen;
+ __entry->spte = spte;
+ ),
+
+ TP_printk("spte %llx kvm_gen %x spte-gen %x valid %d", __entry->spte,
+ __entry->kvm_gen, __entry->spte_gen,
+ __entry->kvm_gen == __entry->spte_gen
+ )
+);
#endif /* _TRACE_KVMMMU_H */
#undef TRACE_INCLUDE_PATH
OpenPOWER on IntegriCloud