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1 | # Trace events for debugging and performance instrumentation | |
2 | # | |
3 | # This file is processed by the tracetool script during the build. | |
4 | # | |
5 | # To add a new trace event: | |
6 | # | |
7 | # 1. Choose a name for the trace event. Declare its arguments and format | |
8 | # string. | |
9 | # | |
10 | # 2. Call the trace event from code using trace_##name, e.g. multiwrite_cb() -> | |
11 | # trace_multiwrite_cb(). The source file must #include "trace.h". | |
12 | # | |
13 | # Format of a trace event: | |
14 | # | |
15 | # [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>" | |
16 | # | |
17 | # Example: g_malloc(size_t size) "size %zu" | |
18 | # | |
19 | # The "disable" keyword will build without the trace event. | |
20 | # | |
21 | # The <name> must be a valid as a C function name. | |
22 | # | |
23 | # Types should be standard C types. Use void * for pointers because the trace | |
24 | # system may not have the necessary headers included. | |
25 | # | |
26 | # The <format-string> should be a sprintf()-compatible format string. | |
27 | ||
28 | # aio-posix.c | |
29 | run_poll_handlers_begin(void *ctx, int64_t max_ns) "ctx %p max_ns %"PRId64 | |
30 | run_poll_handlers_end(void *ctx, bool progress) "ctx %p progress %d" | |
31 | poll_shrink(void *ctx, int64_t old, int64_t new) "ctx %p old %"PRId64" new %"PRId64 | |
32 | poll_grow(void *ctx, int64_t old, int64_t new) "ctx %p old %"PRId64" new %"PRId64 | |
33 | ||
34 | # thread-pool.c | |
35 | thread_pool_submit(void *pool, void *req, void *opaque) "pool %p req %p opaque %p" | |
36 | thread_pool_complete(void *pool, void *req, void *opaque, int ret) "pool %p req %p opaque %p ret %d" | |
37 | thread_pool_cancel(void *req, void *opaque) "req %p opaque %p" | |
38 | ||
39 | # ioport.c | |
40 | cpu_in(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" | |
41 | cpu_out(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" | |
42 | ||
43 | # balloon.c | |
44 | # Since requests are raised via monitor, not many tracepoints are needed. | |
45 | balloon_event(void *opaque, unsigned long addr) "opaque %p addr %lu" | |
46 | ||
47 | # vl.c | |
48 | vm_state_notify(int running, int reason) "running %d reason %d" | |
49 | load_file(const char *name, const char *path) "name %s location %s" | |
50 | runstate_set(int new_state) "new state %d" | |
51 | system_wakeup_request(int reason) "reason=%d" | |
52 | qemu_system_shutdown_request(void) "" | |
53 | qemu_system_powerdown_request(void) "" | |
54 | ||
55 | # spice-qemu-char.c | |
56 | spice_vmc_write(ssize_t out, int len) "spice wrottn %zd of requested %d" | |
57 | spice_vmc_read(int bytes, int len) "spice read %d of requested %d" | |
58 | spice_vmc_register_interface(void *scd) "spice vmc registered interface %p" | |
59 | spice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p" | |
60 | spice_vmc_event(int event) "spice vmc event %d" | |
61 | ||
62 | # xen-hvm.c | |
63 | xen_ram_alloc(unsigned long ram_addr, unsigned long size) "requested: %#lx, size %#lx" | |
64 | xen_client_set_memory(uint64_t start_addr, unsigned long size, bool log_dirty) "%#"PRIx64" size %#lx, log_dirty %i" | |
65 | xen_default_ioreq_server(void) "" | |
66 | xen_ioreq_server_create(uint32_t id) "id: %u" | |
67 | xen_ioreq_server_destroy(uint32_t id) "id: %u" | |
68 | xen_ioreq_server_state(uint32_t id, bool enable) "id: %u: enable: %i" | |
69 | xen_map_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 | |
70 | xen_unmap_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 | |
71 | xen_map_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 | |
72 | xen_unmap_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 | |
73 | xen_map_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" | |
74 | xen_unmap_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" | |
75 | handle_ioreq(void *req, uint32_t type, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p type=%d dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" | |
76 | handle_ioreq_read(void *req, uint32_t type, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p read type=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" | |
77 | handle_ioreq_write(void *req, uint32_t type, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p write type=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" | |
78 | cpu_ioreq_pio(void *req, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p pio dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" | |
79 | cpu_ioreq_pio_read_reg(void *req, uint64_t data, uint64_t addr, uint32_t size) "I/O=%p pio read reg data=%#"PRIx64" port=%#"PRIx64" size=%d" | |
80 | cpu_ioreq_pio_write_reg(void *req, uint64_t data, uint64_t addr, uint32_t size) "I/O=%p pio write reg data=%#"PRIx64" port=%#"PRIx64" size=%d" | |
81 | cpu_ioreq_move(void *req, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p copy dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" | |
82 | ||
83 | # xen-mapcache.c | |
84 | xen_map_cache(uint64_t phys_addr) "want %#"PRIx64 | |
85 | xen_remap_bucket(uint64_t index) "index %#"PRIx64 | |
86 | xen_map_cache_return(void* ptr) "%p" | |
87 | ||
88 | # monitor.c | |
89 | handle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\"" | |
90 | monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p" | |
91 | monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p" | |
92 | monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64 | |
93 | monitor_protocol_event_throttle(uint32_t event, uint64_t rate) "event=%d rate=%" PRId64 | |
94 | ||
95 | # dma-helpers.c | |
96 | dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d" | |
97 | dma_aio_cancel(void *dbs) "dbs=%p" | |
98 | dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" | |
99 | dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" | |
100 | dma_map_wait(void *dbs) "dbs=%p" | |
101 | ||
102 | # kvm-all.c | |
103 | kvm_ioctl(int type, void *arg) "type 0x%x, arg %p" | |
104 | kvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p" | |
105 | kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p" | |
106 | kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d" | |
107 | kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p" | |
108 | kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s" | |
109 | kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s" | |
110 | kvm_irqchip_commit_routes(void) "" | |
111 | kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d" | |
112 | kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d" | |
113 | ||
114 | # TCG related tracing (mostly disabled by default) | |
115 | # cpu-exec.c | |
116 | disable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR | |
117 | disable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR | |
118 | disable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x" | |
119 | ||
120 | # translate-all.c | |
121 | translate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p" | |
122 | ||
123 | # memory.c | |
124 | memory_region_ops_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" | |
125 | memory_region_ops_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" | |
126 | memory_region_subpage_read(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset %#"PRIx64" value %#"PRIx64" size %u" | |
127 | memory_region_subpage_write(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset %#"PRIx64" value %#"PRIx64" size %u" | |
128 | memory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" | |
129 | memory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" | |
130 | memory_region_ram_device_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" | |
131 | memory_region_ram_device_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" | |
132 | ||
133 | ### Guest events, keep at bottom | |
134 | ||
135 | ||
136 | ## vCPU | |
137 | ||
138 | # Hot-plug a new virtual (guest) CPU | |
139 | # | |
140 | # Mode: user, softmmu | |
141 | # Targets: all | |
142 | vcpu guest_cpu_enter(void) | |
143 | ||
144 | # Reset the state of a virtual (guest) CPU | |
145 | # | |
146 | # Mode: user, softmmu | |
147 | # Targets: all | |
148 | vcpu guest_cpu_reset(void) | |
149 | ||
150 | # @vaddr: Access' virtual address. | |
151 | # @info : Access' information (see below). | |
152 | # | |
153 | # Start virtual memory access (before any potential access violation). | |
154 | # | |
155 | # Does not include memory accesses performed by devices. | |
156 | # | |
157 | # Access information can be parsed as: | |
158 | # | |
159 | # struct mem_info { | |
160 | # uint8_t size_shift : 2; /* interpreted as "1 << size_shift" bytes */ | |
161 | # bool sign_extend: 1; /* sign-extended */ | |
162 | # uint8_t endianness : 1; /* 0: little, 1: big */ | |
163 | # bool store : 1; /* wheter it's a store operation */ | |
164 | # }; | |
165 | # | |
166 | # Mode: user, softmmu | |
167 | # Targets: TCG(all) | |
168 | disable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" | |
169 | ||
170 | # @num: System call number. | |
171 | # @arg*: System call argument value. | |
172 | # | |
173 | # Start executing a guest system call in syscall emulation mode. | |
174 | # | |
175 | # Mode: user | |
176 | # Targets: TCG(all) | |
177 | disable vcpu guest_user_syscall(uint64_t num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6, uint64_t arg7, uint64_t arg8) "num=0x%016"PRIx64" arg1=0x%016"PRIx64" arg2=0x%016"PRIx64" arg3=0x%016"PRIx64" arg4=0x%016"PRIx64" arg5=0x%016"PRIx64" arg6=0x%016"PRIx64" arg7=0x%016"PRIx64" arg8=0x%016"PRIx64 | |
178 | ||
179 | # @num: System call number. | |
180 | # @ret: System call result value. | |
181 | # | |
182 | # Finish executing a guest system call in syscall emulation mode. | |
183 | # | |
184 | # Mode: user | |
185 | # Targets: TCG(all) | |
186 | disable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64 |