118 lines
2.4 KiB
C
118 lines
2.4 KiB
C
#if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_KVMMMU_H
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM kvmmmu
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#define TRACE_INCLUDE_PATH .
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#define TRACE_INCLUDE_FILE mmutrace
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#define kvm_mmu_trace_pferr_flags \
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{ PFERR_PRESENT_MASK, "P" }, \
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{ PFERR_WRITE_MASK, "W" }, \
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{ PFERR_USER_MASK, "U" }, \
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{ PFERR_RSVD_MASK, "RSVD" }, \
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{ PFERR_FETCH_MASK, "F" }
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/*
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* A pagetable walk has started
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*/
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TRACE_EVENT(
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kvm_mmu_pagetable_walk,
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TP_PROTO(u64 addr, int write_fault, int user_fault, int fetch_fault),
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TP_ARGS(addr, write_fault, user_fault, fetch_fault),
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TP_STRUCT__entry(
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__field(__u64, addr)
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__field(__u32, pferr)
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),
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TP_fast_assign(
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__entry->addr = addr;
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__entry->pferr = (!!write_fault << 1) | (!!user_fault << 2)
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| (!!fetch_fault << 4);
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),
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TP_printk("addr %llx pferr %x %s", __entry->addr, __entry->pferr,
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__print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
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);
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/* We just walked a paging element */
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TRACE_EVENT(
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kvm_mmu_paging_element,
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TP_PROTO(u64 pte, int level),
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TP_ARGS(pte, level),
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TP_STRUCT__entry(
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__field(__u64, pte)
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__field(__u32, level)
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),
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TP_fast_assign(
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__entry->pte = pte;
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__entry->level = level;
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),
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TP_printk("pte %llx level %u", __entry->pte, __entry->level)
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);
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/* We set a pte accessed bit */
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TRACE_EVENT(
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kvm_mmu_set_accessed_bit,
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TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
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TP_ARGS(table_gfn, index, size),
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TP_STRUCT__entry(
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__field(__u64, gpa)
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),
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TP_fast_assign(
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__entry->gpa = ((u64)table_gfn << PAGE_SHIFT)
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+ index * size;
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),
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TP_printk("gpa %llx", __entry->gpa)
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);
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/* We set a pte dirty bit */
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TRACE_EVENT(
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kvm_mmu_set_dirty_bit,
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TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
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TP_ARGS(table_gfn, index, size),
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TP_STRUCT__entry(
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__field(__u64, gpa)
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),
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TP_fast_assign(
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__entry->gpa = ((u64)table_gfn << PAGE_SHIFT)
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+ index * size;
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),
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TP_printk("gpa %llx", __entry->gpa)
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);
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TRACE_EVENT(
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kvm_mmu_walker_error,
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TP_PROTO(u32 pferr),
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TP_ARGS(pferr),
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TP_STRUCT__entry(
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__field(__u32, pferr)
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),
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TP_fast_assign(
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__entry->pferr = pferr;
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),
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TP_printk("pferr %x %s", __entry->pferr,
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__print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
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);
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#endif /* _TRACE_KVMMMU_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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