1 #if !defined(LTTNG_TRACE_KVM_MMU_H) || defined(TRACE_HEADER_MULTI_READ)
2 #define LTTNG_TRACE_KVM_MMU_H
4 #include "../../../../../../probes/lttng-tracepoint-event.h"
5 #include <linux/ftrace_event.h>
6 #include <linux/version.h>
9 #define TRACE_SYSTEM kvm_mmu
11 #define LTTNG_KVM_MMU_PAGE_FIELDS \
12 ctf_integer(__u64, gfn, (sp)->gfn) \
13 ctf_integer(__u32, role, (sp)->role.word) \
14 ctf_integer(__u32, root_count, (sp)->root_count) \
15 ctf_integer(bool, unsync, (sp)->unsync)
18 * A pagetable walk has started
20 LTTNG_TRACEPOINT_EVENT(
21 kvm_mmu_pagetable_walk
,
22 TP_PROTO(u64 addr
, u32 pferr
),
26 ctf_integer(__u64
, addr
, addr
)
27 ctf_integer(__u32
, pferr
, pferr
)
32 /* We just walked a paging element */
33 LTTNG_TRACEPOINT_EVENT(
34 kvm_mmu_paging_element
,
35 TP_PROTO(u64 pte
, int level
),
39 ctf_integer(__u64
, pte
, pte
)
40 ctf_integer(__u32
, level
, level
)
44 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_set_bit_class
,
46 TP_PROTO(unsigned long table_gfn
, unsigned index
, unsigned size
),
48 TP_ARGS(table_gfn
, index
, size
),
51 ctf_integer(__u64
, gpa
,
52 ((u64
)table_gfn
<< PAGE_SHIFT
) + index
* size
)
56 /* We set a pte accessed bit */
57 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class
, kvm_mmu_set_accessed_bit
,
59 TP_PROTO(unsigned long table_gfn
, unsigned index
, unsigned size
),
61 TP_ARGS(table_gfn
, index
, size
)
64 /* We set a pte dirty bit */
65 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class
, kvm_mmu_set_dirty_bit
,
67 TP_PROTO(unsigned long table_gfn
, unsigned index
, unsigned size
),
69 TP_ARGS(table_gfn
, index
, size
)
72 LTTNG_TRACEPOINT_EVENT(
78 ctf_integer(__u32
, pferr
, pferr
)
82 LTTNG_TRACEPOINT_EVENT(
84 TP_PROTO(struct kvm_mmu_page
*sp
, bool created
),
88 LTTNG_KVM_MMU_PAGE_FIELDS
89 ctf_integer(bool, created
, created
)
93 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_page_class
,
95 TP_PROTO(struct kvm_mmu_page
*sp
),
99 LTTNG_KVM_MMU_PAGE_FIELDS
103 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class
, kvm_mmu_sync_page
,
104 TP_PROTO(struct kvm_mmu_page
*sp
),
109 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class
, kvm_mmu_unsync_page
,
110 TP_PROTO(struct kvm_mmu_page
*sp
),
115 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class
, kvm_mmu_prepare_zap_page
,
116 TP_PROTO(struct kvm_mmu_page
*sp
),
121 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
123 LTTNG_TRACEPOINT_EVENT_MAP(
126 kvm_mmu_mark_mmio_spte
,
128 TP_PROTO(u64
*sptep
, gfn_t gfn
, unsigned access
, unsigned int gen
),
129 TP_ARGS(sptep
, gfn
, access
, gen
),
132 ctf_integer(void *, sptep
, sptep
)
133 ctf_integer(gfn_t
, gfn
, gfn
)
134 ctf_integer(unsigned, access
, access
)
135 ctf_integer(unsigned int, gen
, gen
)
139 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
141 LTTNG_TRACEPOINT_EVENT_MAP(
144 kvm_mmu_mark_mmio_spte
,
146 TP_PROTO(u64
*sptep
, gfn_t gfn
, unsigned access
),
147 TP_ARGS(sptep
, gfn
, access
),
150 ctf_integer(void *, sptep
, sptep
)
151 ctf_integer(gfn_t
, gfn
, gfn
)
152 ctf_integer(unsigned, access
, access
)
156 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
158 LTTNG_TRACEPOINT_EVENT_MAP(
159 handle_mmio_page_fault
,
161 kvm_mmu_handle_mmio_page_fault
,
163 TP_PROTO(u64 addr
, gfn_t gfn
, unsigned access
),
164 TP_ARGS(addr
, gfn
, access
),
167 ctf_integer(u64
, addr
, addr
)
168 ctf_integer(gfn_t
, gfn
, gfn
)
169 ctf_integer(unsigned, access
, access
)
173 LTTNG_TRACEPOINT_EVENT_MAP(
176 kvm_mmu_fast_page_fault
,
178 TP_PROTO(struct kvm_vcpu
*vcpu
, gva_t gva
, u32 error_code
,
179 u64
*sptep
, u64 old_spte
, bool retry
),
180 TP_ARGS(vcpu
, gva
, error_code
, sptep
, old_spte
, retry
),
183 ctf_integer(int, vcpu_id
, vcpu
->vcpu_id
)
184 ctf_integer(gva_t
, gva
, gva
)
185 ctf_integer(u32
, error_code
, error_code
)
186 ctf_integer(u64
*, sptep
, sptep
)
187 ctf_integer(u64
, old_spte
, old_spte
)
188 ctf_integer(u64
, new_spte
, *sptep
)
189 ctf_integer(bool, retry
, retry
)
192 #endif /* LTTNG_TRACE_KVM_MMU_H */
194 #undef TRACE_INCLUDE_PATH
195 #define TRACE_INCLUDE_PATH ../instrumentation/events/lttng-module/arch/x86/kvm
196 #undef TRACE_INCLUDE_FILE
197 #define TRACE_INCLUDE_FILE mmutrace
199 /* This part must be outside protection */
200 #include "../../../../../../probes/define_trace.h"