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94a420b1
SH
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#
1e2cf2bc 15# [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>"
94a420b1 16#
a74cd8cc 17# Example: g_malloc(size_t size) "size %zu"
94a420b1 18#
1e2cf2bc 19# The "disable" keyword will build without the trace event.
1e2cf2bc 20#
94a420b1
SH
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.
cd245a19 27
d354c7ec 28# thread-pool.c
b811203c
SH
29thread_pool_submit(void *pool, void *req, void *opaque) "pool %p req %p opaque %p"
30thread_pool_complete(void *pool, void *req, void *opaque, int ret) "pool %p req %p opaque %p ret %d"
d354c7ec
PB
31thread_pool_cancel(void *req, void *opaque) "req %p opaque %p"
32
bd3c9aa5 33# ioport.c
6f94b7d9
PB
34cpu_in(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u"
35cpu_out(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u"
62dd89de
PS
36
37# balloon.c
38# Since requests are raised via monitor, not many tracepoints are needed.
47f08d7a 39balloon_event(void *opaque, unsigned long addr) "opaque %p addr %lu"
d8023f31 40
94b0b5ff 41# vl.c
47f08d7a 42vm_state_notify(int running, int reason) "running %d reason %d"
4524051c 43load_file(const char *name, const char *path) "name %s location %s"
7e866003 44runstate_set(int new_state) "new state %d"
4fed9421 45system_wakeup_request(int reason) "reason=%d"
bc78cff9
YZ
46qemu_system_shutdown_request(void) ""
47qemu_system_powerdown_request(void) ""
298800ca 48
cbcc6336 49# spice-qemu-char.c
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LV
50spice_vmc_write(ssize_t out, int len) "spice wrottn %zd of requested %d"
51spice_vmc_read(int bytes, int len) "spice read %d of requested %d"
52spice_vmc_register_interface(void *scd) "spice vmc registered interface %p"
53spice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p"
5a49d3e9 54spice_vmc_event(int event) "spice vmc event %d"
4ef66fa7 55
40893768 56# xen-hvm.c
47f08d7a 57xen_ram_alloc(unsigned long ram_addr, unsigned long size) "requested: %#lx, size %#lx"
20581d20 58xen_client_set_memory(uint64_t start_addr, unsigned long size, bool log_dirty) "%#"PRIx64" size %#lx, log_dirty %i"
b7665c60 59xen_default_ioreq_server(void) ""
3996e85c
PD
60xen_ioreq_server_create(uint32_t id) "id: %u"
61xen_ioreq_server_destroy(uint32_t id) "id: %u"
62xen_ioreq_server_state(uint32_t id, bool enable) "id: %u: enable: %i"
63xen_map_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
64xen_unmap_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
65xen_map_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
66xen_unmap_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
67xen_map_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x"
68xen_unmap_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x"
eeb6b13a
DS
69handle_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"
70handle_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"
71handle_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"
72cpu_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"
73cpu_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"
74cpu_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"
75cpu_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"
432d268c
JN
76
77# xen-mapcache.c
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SH
78xen_map_cache(uint64_t phys_addr) "want %#"PRIx64
79xen_remap_bucket(uint64_t index) "index %#"PRIx64
47f08d7a 80xen_map_cache_return(void* ptr) "%p"
050a0ddf 81
89bd820a
SH
82# monitor.c
83handle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\""
93f8f982 84monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p"
afeecec2 85monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p"
93f8f982 86monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64
afeecec2 87monitor_protocol_event_throttle(uint32_t event, uint64_t rate) "event=%d rate=%" PRId64
342407fd 88
c57c4658 89# dma-helpers.c
cbe0ed62 90dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d"
c57c4658
KW
91dma_aio_cancel(void *dbs) "dbs=%p"
92dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p"
4be74634 93dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d"
c57c4658 94dma_map_wait(void *dbs) "dbs=%p"
cdbc19dd 95
9c775729 96# kvm-all.c
4fe6e9ec
AK
97kvm_ioctl(int type, void *arg) "type 0x%x, arg %p"
98kvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p"
99kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p"
b76ac80a 100kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d"
0a6a7cca 101kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p"
ada4135f
CH
102kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s"
103kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s"
54a6c11b
PX
104kvm_irqchip_commit_routes(void) ""
105kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d"
106kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
b76ac80a 107
6db8b538
AB
108# TCG related tracing (mostly disabled by default)
109# cpu-exec.c
110disable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR
111disable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR
819af24b 112disable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x"
6db8b538
AB
113
114# translate-all.c
115translate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p"
116
55d5d048 117# memory.c
5a68be94
HB
118memory_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"
119memory_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"
120memory_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"
121memory_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"
f2d08942
HB
122memory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u"
123memory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u"
4a2e242b
AW
124memory_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"
125memory_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"
55d5d048 126
dcdaadb6
LV
127### Guest events, keep at bottom
128
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LV
129
130## vCPU
131
132# Hot-plug a new virtual (guest) CPU
133#
f5e2b3be 134# Mode: user, softmmu
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135# Targets: all
136vcpu guest_cpu_enter(void)
137
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138# Reset the state of a virtual (guest) CPU
139#
f5e2b3be 140# Mode: user, softmmu
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141# Targets: all
142vcpu guest_cpu_reset(void)
143
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144# @vaddr: Access' virtual address.
145# @info : Access' information (see below).
146#
147# Start virtual memory access (before any potential access violation).
148#
149# Does not include memory accesses performed by devices.
150#
151# Access information can be parsed as:
152#
153# struct mem_info {
154# uint8_t size_shift : 2; /* interpreted as "1 << size_shift" bytes */
155# bool sign_extend: 1; /* sign-extended */
156# uint8_t endianness : 1; /* 0: little, 1: big */
157# bool store : 1; /* wheter it's a store operation */
158# };
159#
43e21e49 160# Mode: user, softmmu
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161# Targets: TCG(all)
162disable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d"
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LV
163
164# @num: System call number.
165# @arg*: System call argument value.
166#
167# Start executing a guest system call in syscall emulation mode.
168#
43e21e49 169# Mode: user
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LV
170# Targets: TCG(all)
171disable 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
172
173# @num: System call number.
174# @ret: System call result value.
175#
176# Finish executing a guest system call in syscall emulation mode.
177#
43e21e49 178# Mode: user
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LV
179# Targets: TCG(all)
180disable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64