xref: /qemu/trace-events (revision 30656b097e9dd7978d3fe9416cb9f5a421a9e63e)
194a420b1SStefan Hajnoczi# Trace events for debugging and performance instrumentation
294a420b1SStefan Hajnoczi#
394a420b1SStefan Hajnoczi# This file is processed by the tracetool script during the build.
494a420b1SStefan Hajnoczi#
594a420b1SStefan Hajnoczi# To add a new trace event:
694a420b1SStefan Hajnoczi#
794a420b1SStefan Hajnoczi# 1. Choose a name for the trace event.  Declare its arguments and format
894a420b1SStefan Hajnoczi#    string.
994a420b1SStefan Hajnoczi#
1094a420b1SStefan Hajnoczi# 2. Call the trace event from code using trace_##name, e.g. multiwrite_cb() ->
1194a420b1SStefan Hajnoczi#    trace_multiwrite_cb().  The source file must #include "trace.h".
1294a420b1SStefan Hajnoczi#
1394a420b1SStefan Hajnoczi# Format of a trace event:
1494a420b1SStefan Hajnoczi#
151e2cf2bcSStefan Hajnoczi# [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>"
1694a420b1SStefan Hajnoczi#
17a74cd8ccSFrediano Ziglio# Example: g_malloc(size_t size) "size %zu"
1894a420b1SStefan Hajnoczi#
191e2cf2bcSStefan Hajnoczi# The "disable" keyword will build without the trace event.
201e2cf2bcSStefan Hajnoczi#
2194a420b1SStefan Hajnoczi# The <name> must be a valid as a C function name.
2294a420b1SStefan Hajnoczi#
2394a420b1SStefan Hajnoczi# Types should be standard C types.  Use void * for pointers because the trace
2494a420b1SStefan Hajnoczi# system may not have the necessary headers included.
2594a420b1SStefan Hajnoczi#
2694a420b1SStefan Hajnoczi# The <format-string> should be a sprintf()-compatible format string.
27cd245a19SStefan Hajnoczi
28d354c7ecSPaolo Bonzini# thread-pool.c
29b811203cSStefan Hajnoczithread_pool_submit(void *pool, void *req, void *opaque) "pool %p req %p opaque %p"
30b811203cSStefan Hajnoczithread_pool_complete(void *pool, void *req, void *opaque, int ret) "pool %p req %p opaque %p ret %d"
31d354c7ecSPaolo Bonzinithread_pool_cancel(void *req, void *opaque) "req %p opaque %p"
32d354c7ecSPaolo Bonzini
33bd3c9aa5SPrerna Saxena# ioport.c
346f94b7d9SPaolo Bonzinicpu_in(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u"
356f94b7d9SPaolo Bonzinicpu_out(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u"
3662dd89deSPrerna Saxena
3762dd89deSPrerna Saxena# balloon.c
3862dd89deSPrerna Saxena# Since requests are raised via monitor, not many tracepoints are needed.
3947f08d7aSLluísballoon_event(void *opaque, unsigned long addr) "opaque %p addr %lu"
406411dd13SGreg Kurzvirtio_balloon_handle_output(const char *name, uint64_t gpa) "section name: %s gpa: %"PRIx64
41a6d4953bSStefan Weilvirtio_balloon_get_config(uint32_t num_pages, uint32_t actual) "num_pages: %d actual: %d"
42a6d4953bSStefan Weilvirtio_balloon_set_config(uint32_t actual, uint32_t oldactual) "actual: %d oldactual: %d"
436adfdc5aSzhanghailiangvirtio_balloon_to_target(uint64_t target, uint32_t num_pages) "balloon target: %"PRIx64" num_pages: %d"
44d8023f31SBlue Swirl
4594b0b5ffSStefan Hajnoczi# vl.c
4647f08d7aSLluísvm_state_notify(int running, int reason) "running %d reason %d"
474524051cSGerd Hoffmannload_file(const char *name, const char *path) "name %s location %s"
487e866003SKazuya Saitorunstate_set(int new_state) "new state %d"
494fed9421SAlexey Kardashevskiysystem_wakeup_request(int reason) "reason=%d"
50bc78cff9SYang Zhiyongqemu_system_shutdown_request(void) ""
51bc78cff9SYang Zhiyongqemu_system_powerdown_request(void) ""
52298800caSStefan Hajnoczi
53cbcc6336SAlon Levy# spice-qemu-char.c
5447f08d7aSLluísspice_vmc_write(ssize_t out, int len) "spice wrottn %zd of requested %d"
5547f08d7aSLluísspice_vmc_read(int bytes, int len) "spice read %d of requested %d"
5647f08d7aSLluísspice_vmc_register_interface(void *scd) "spice vmc registered interface %p"
5747f08d7aSLluísspice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p"
585a49d3e9SMarc-André Lureauspice_vmc_event(int event) "spice vmc event %d"
594ef66fa7SMichael Walle
6040893768SMarkus Armbruster# xen-hvm.c
6147f08d7aSLluísxen_ram_alloc(unsigned long ram_addr, unsigned long size) "requested: %#lx, size %#lx"
6220581d20SAvi Kivityxen_client_set_memory(uint64_t start_addr, unsigned long size, bool log_dirty) "%#"PRIx64" size %#lx, log_dirty %i"
63b7665c60SPaul Durrantxen_default_ioreq_server(void) ""
643996e85cSPaul Durrantxen_ioreq_server_create(uint32_t id) "id: %u"
653996e85cSPaul Durrantxen_ioreq_server_destroy(uint32_t id) "id: %u"
663996e85cSPaul Durrantxen_ioreq_server_state(uint32_t id, bool enable) "id: %u: enable: %i"
673996e85cSPaul Durrantxen_map_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
683996e85cSPaul Durrantxen_unmap_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
693996e85cSPaul Durrantxen_map_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
703996e85cSPaul Durrantxen_unmap_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64
713996e85cSPaul Durrantxen_map_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x"
723996e85cSPaul Durrantxen_unmap_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x"
73eeb6b13aSDon Slutzhandle_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"
74eeb6b13aSDon Slutzhandle_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"
75eeb6b13aSDon Slutzhandle_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"
76eeb6b13aSDon Slutzcpu_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"
77eeb6b13aSDon Slutzcpu_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"
78eeb6b13aSDon Slutzcpu_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"
79eeb6b13aSDon Slutzcpu_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"
80432d268cSJun Nakajima
81432d268cSJun Nakajima# xen-mapcache.c
82689d7e2fSStefan Hajnoczixen_map_cache(uint64_t phys_addr) "want %#"PRIx64
83689d7e2fSStefan Hajnoczixen_remap_bucket(uint64_t index) "index %#"PRIx64
8447f08d7aSLluísxen_map_cache_return(void* ptr) "%p"
85050a0ddfSAnthony PERARD
8600dccaf1SKevin Wolf# qemu-coroutine.c
8747f08d7aSLluísqemu_coroutine_enter(void *from, void *to, void *opaque) "from %p to %p opaque %p"
8847f08d7aSLluísqemu_coroutine_yield(void *from, void *to) "from %p to %p"
8947f08d7aSLluísqemu_coroutine_terminate(void *co) "self %p"
90b96e9247SKevin Wolf
91b96e9247SKevin Wolf# qemu-coroutine-lock.c
9202ffb504SStefan Hajnocziqemu_co_queue_run_restart(void *co) "co %p"
93bfe24e1aSKevin Wolfqemu_co_queue_next(void *nxt) "next %p"
9447f08d7aSLluísqemu_co_mutex_lock_entry(void *mutex, void *self) "mutex %p self %p"
9547f08d7aSLluísqemu_co_mutex_lock_return(void *mutex, void *self) "mutex %p self %p"
9647f08d7aSLluísqemu_co_mutex_unlock_entry(void *mutex, void *self) "mutex %p self %p"
9747f08d7aSLluísqemu_co_mutex_unlock_return(void *mutex, void *self) "mutex %p self %p"
9830c2f238SBlue Swirl
9989bd820aSStefan Hajnoczi# monitor.c
10089bd820aSStefan Hajnoczihandle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\""
10193f8f982SMarkus Armbrustermonitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p"
102afeecec2SDaniel P. Berrangemonitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p"
10393f8f982SMarkus Armbrustermonitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64
104afeecec2SDaniel P. Berrangemonitor_protocol_event_throttle(uint32_t event, uint64_t rate) "event=%d rate=%" PRId64
105342407fdSMax Filippov
106c57c4658SKevin Wolf# dma-helpers.c
107cbe0ed62SPaolo Bonzinidma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d"
108c57c4658SKevin Wolfdma_aio_cancel(void *dbs) "dbs=%p"
109c57c4658SKevin Wolfdma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p"
1104be74634SMarkus Armbrusterdma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d"
111c57c4658SKevin Wolfdma_map_wait(void *dbs) "dbs=%p"
112cdbc19ddSAlon Levy
1139c775729SKazuya Saito# kvm-all.c
1144fe6e9ecSAlexey Kardashevskiykvm_ioctl(int type, void *arg) "type 0x%x, arg %p"
1154fe6e9ecSAlexey Kardashevskiykvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p"
1164fe6e9ecSAlexey Kardashevskiykvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p"
117b76ac80aSKazuya Saitokvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d"
1180a6a7ccaSChristoffer Dallkvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p"
119ada4135fSCornelia Huckkvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s"
120ada4135fSCornelia Huckkvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s"
12154a6c11bSPeter Xukvm_irqchip_commit_routes(void) ""
12254a6c11bSPeter Xukvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d"
12354a6c11bSPeter Xukvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
124b76ac80aSKazuya Saito
1256db8b538SAlex Bennée# TCG related tracing (mostly disabled by default)
1266db8b538SAlex Bennée# cpu-exec.c
1276db8b538SAlex Bennéedisable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR
1286db8b538SAlex Bennéedisable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR
129819af24bSSergey Fedorovdisable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x"
1306db8b538SAlex Bennée
1316db8b538SAlex Bennée# translate-all.c
1326db8b538SAlex Bennéetranslate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p"
1336db8b538SAlex Bennée
13455d5d048SPaolo Bonzini# memory.c
1355a68be94SHollis Blanchardmemory_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"
1365a68be94SHollis Blanchardmemory_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"
1375a68be94SHollis Blanchardmemory_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"
1385a68be94SHollis Blanchardmemory_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"
139f2d08942SHollis Blanchardmemory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u"
140f2d08942SHollis Blanchardmemory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u"
14155d5d048SPaolo Bonzini
14259509ec1SZhang Chen# net/colo.c
14359509ec1SZhang Chencolo_proxy_main(const char *chr) ": %s"
14459509ec1SZhang Chen
14559509ec1SZhang Chen# net/colo-compare.c
14659509ec1SZhang Chencolo_compare_main(const char *chr) ": %s"
147f4b61836SZhang Chencolo_compare_udp_miscompare(const char *sta, int size) ": %s = %d"
148f4b61836SZhang Chencolo_compare_icmp_miscompare(const char *sta, int size) ": %s = %d"
1490682e15bSZhang Chencolo_compare_ip_info(int psize, const char *sta, const char *stb, int ssize, const char *stc, const char *std) "ppkt size = %d, ip_src = %s, ip_dst = %s, spkt size = %d, ip_src = %s, ip_dst = %s"
1500682e15bSZhang Chencolo_old_packet_check_found(int64_t old_time) "%" PRId64
151f4b61836SZhang Chencolo_compare_miscompare(void) ""
15259509ec1SZhang Chen
153*30656b09SZhang Chen# net/filter-rewriter.c
154*30656b09SZhang Chencolo_filter_rewriter_debug(void) ""
155*30656b09SZhang Chencolo_filter_rewriter_pkt_info(const char *func, const char *src, const char *dst, uint32_t seq, uint32_t ack, uint32_t flag) "%s: src/dst: %s/%s p: seq/ack=%u/%u  flags=%x\n"
156*30656b09SZhang Chencolo_filter_rewriter_conn_offset(uint32_t offset) ": offset=%u\n"
157*30656b09SZhang Chen
158dcdaadb6SLluís Vilanova### Guest events, keep at bottom
159dcdaadb6SLluís Vilanova
160dcdaadb6SLluís Vilanova# @vaddr: Access' virtual address.
161dcdaadb6SLluís Vilanova# @info : Access' information (see below).
162dcdaadb6SLluís Vilanova#
163dcdaadb6SLluís Vilanova# Start virtual memory access (before any potential access violation).
164dcdaadb6SLluís Vilanova#
165dcdaadb6SLluís Vilanova# Does not include memory accesses performed by devices.
166dcdaadb6SLluís Vilanova#
167dcdaadb6SLluís Vilanova# Access information can be parsed as:
168dcdaadb6SLluís Vilanova#
169dcdaadb6SLluís Vilanova# struct mem_info {
170dcdaadb6SLluís Vilanova#     uint8_t size_shift : 2; /* interpreted as "1 << size_shift" bytes */
171dcdaadb6SLluís Vilanova#     bool    sign_extend: 1; /* sign-extended */
172dcdaadb6SLluís Vilanova#     uint8_t endianness : 1; /* 0: little, 1: big */
173dcdaadb6SLluís Vilanova#     bool    store      : 1; /* wheter it's a store operation */
174dcdaadb6SLluís Vilanova# };
175dcdaadb6SLluís Vilanova#
176dcdaadb6SLluís Vilanova# Targets: TCG(all)
177dcdaadb6SLluís Vilanovadisable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d"
1789c15e700SLluís Vilanova
1799c15e700SLluís Vilanova# @num: System call number.
1809c15e700SLluís Vilanova# @arg*: System call argument value.
1819c15e700SLluís Vilanova#
1829c15e700SLluís Vilanova# Start executing a guest system call in syscall emulation mode.
1839c15e700SLluís Vilanova#
1849c15e700SLluís Vilanova# Targets: TCG(all)
1859c15e700SLluís Vilanovadisable 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
1869c15e700SLluís Vilanova
1879c15e700SLluís Vilanova# @num: System call number.
1889c15e700SLluís Vilanova# @ret: System call result value.
1899c15e700SLluís Vilanova#
1909c15e700SLluís Vilanova# Finish executing a guest system call in syscall emulation mode.
1919c15e700SLluís Vilanova#
1929c15e700SLluís Vilanova# Targets: TCG(all)
1939c15e700SLluís Vilanovadisable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64
194