1 #if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ)
2 #define _TRACE_KVMMMU_H
4 #include <linux/tracepoint.h>
5 #include <linux/ftrace_event.h>
8 #define TRACE_SYSTEM kvmmmu
10 #define KVM_MMU_PAGE_FIELDS \
12 __field(__u32, role) \
13 __field(__u32, root_count) \
14 __field(__u32, unsync)
16 #define KVM_MMU_PAGE_ASSIGN(sp) \
17 __entry->gfn = sp->gfn; \
18 __entry->role = sp->role.word; \
19 __entry->root_count = sp->root_count; \
20 __entry->unsync = sp->unsync;
22 #define KVM_MMU_PAGE_PRINTK() ({ \
23 const char *ret = p->buffer + p->len; \
24 static const char *access_str[] = { \
25 "---", "--x", "w--", "w-x", "-u-", "-ux", "wu-", "wux" \
27 union kvm_mmu_page_role role; \
29 role.word = __entry->role; \
31 trace_seq_printf(p, "sp gfn %llx %u%s q%u%s %s%s" \
32 " %snxe root %u %s%c", \
33 __entry->gfn, role.level, \
34 role.cr4_pae ? " pae" : "", \
36 role.direct ? " direct" : "", \
37 access_str[role.access], \
38 role.invalid ? " invalid" : "", \
39 role.nxe ? "" : "!", \
40 __entry->root_count, \
41 __entry->unsync ? "unsync" : "sync", 0); \
45 #define kvm_mmu_trace_pferr_flags \
46 { PFERR_PRESENT_MASK, "P" }, \
47 { PFERR_WRITE_MASK, "W" }, \
48 { PFERR_USER_MASK, "U" }, \
49 { PFERR_RSVD_MASK, "RSVD" }, \
50 { PFERR_FETCH_MASK, "F" }
53 * A pagetable walk has started
56 kvm_mmu_pagetable_walk,
57 TP_PROTO(u64 addr, int write_fault, int user_fault, int fetch_fault),
58 TP_ARGS(addr, write_fault, user_fault, fetch_fault),
67 __entry->pferr = (!!write_fault << 1) | (!!user_fault << 2)
68 | (!!fetch_fault << 4);
71 TP_printk("addr %llx pferr %x %s", __entry->addr, __entry->pferr,
72 __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
76 /* We just walked a paging element */
78 kvm_mmu_paging_element,
79 TP_PROTO(u64 pte, int level),
89 __entry->level = level;
92 TP_printk("pte %llx level %u", __entry->pte, __entry->level)
95 /* We set a pte accessed bit */
97 kvm_mmu_set_accessed_bit,
98 TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
99 TP_ARGS(table_gfn, index, size),
106 __entry->gpa = ((u64)table_gfn << PAGE_SHIFT)
110 TP_printk("gpa %llx", __entry->gpa)
113 /* We set a pte dirty bit */
115 kvm_mmu_set_dirty_bit,
116 TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
117 TP_ARGS(table_gfn, index, size),
124 __entry->gpa = ((u64)table_gfn << PAGE_SHIFT)
128 TP_printk("gpa %llx", __entry->gpa)
132 kvm_mmu_walker_error,
137 __field(__u32, pferr)
141 __entry->pferr = pferr;
144 TP_printk("pferr %x %s", __entry->pferr,
145 __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
150 TP_PROTO(struct kvm_mmu_page *sp, bool created),
151 TP_ARGS(sp, created),
155 __field(bool, created)
159 KVM_MMU_PAGE_ASSIGN(sp)
160 __entry->created = created;
163 TP_printk("%s %s", KVM_MMU_PAGE_PRINTK(),
164 __entry->created ? "new" : "existing")
169 TP_PROTO(struct kvm_mmu_page *sp),
177 KVM_MMU_PAGE_ASSIGN(sp)
180 TP_printk("%s", KVM_MMU_PAGE_PRINTK())
185 TP_PROTO(struct kvm_mmu_page *sp),
193 KVM_MMU_PAGE_ASSIGN(sp)
196 TP_printk("%s", KVM_MMU_PAGE_PRINTK())
201 TP_PROTO(struct kvm_mmu_page *sp),
209 KVM_MMU_PAGE_ASSIGN(sp)
212 TP_printk("%s", KVM_MMU_PAGE_PRINTK())
215 #endif /* _TRACE_KVMMMU_H */
217 #undef TRACE_INCLUDE_PATH
218 #define TRACE_INCLUDE_PATH .
219 #undef TRACE_INCLUDE_FILE
220 #define TRACE_INCLUDE_FILE mmutrace
222 /* This part must be outside protection */
223 #include <trace/define_trace.h>