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xen/trace: add ptpage alloc/release tracepoints

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Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge
2010-12-17 14:21:17 -08:00
parent 8470880791
commit c2ba050d2e
2 changed files with 41 additions and 2 deletions
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include/trace/events/xen.h
+33
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@@ -347,6 +347,39 @@ TRACE_EVENT(xen_mmu_ptep_modify_prot_commit,
(int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
);
TRACE_EVENT(xen_mmu_alloc_ptpage,
TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned),
TP_ARGS(mm, pfn, level, pinned),
TP_STRUCT__entry(
__field(struct mm_struct *, mm)
__field(unsigned long, pfn)
__field(unsigned, level)
__field(bool, pinned)
),
TP_fast_assign(__entry->mm = mm;
__entry->pfn = pfn;
__entry->level = level;
__entry->pinned = pinned),
TP_printk("mm %p pfn %lx level %d %spinned",
__entry->mm, __entry->pfn, __entry->level,
__entry->pinned ? "" : "un")
);
TRACE_EVENT(xen_mmu_release_ptpage,
TP_PROTO(unsigned long pfn, unsigned level, bool pinned),
TP_ARGS(pfn, level, pinned),
TP_STRUCT__entry(
__field(unsigned long, pfn)
__field(unsigned, level)
__field(bool, pinned)
),
TP_fast_assign(__entry->pfn = pfn;
__entry->level = level;
__entry->pinned = pinned),
TP_printk("pfn %lx level %d %spinned",
__entry->pfn, __entry->level,
__entry->pinned ? "" : "un")
);
#endif /* _TRACE_XEN_H */