Stefan Hajnoczi | 94a420b | 2010-05-22 17:52:39 +0100 | [diff] [blame] | 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 | # |
Stefan Hajnoczi | 1e2cf2b | 2010-05-24 11:32:09 +0100 | [diff] [blame] | 15 | # [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>" |
Stefan Hajnoczi | 94a420b | 2010-05-22 17:52:39 +0100 | [diff] [blame] | 16 | # |
Frediano Ziglio | a74cd8c | 2011-08-31 09:25:35 +0200 | [diff] [blame] | 17 | # Example: g_malloc(size_t size) "size %zu" |
Stefan Hajnoczi | 94a420b | 2010-05-22 17:52:39 +0100 | [diff] [blame] | 18 | # |
Stefan Hajnoczi | 1e2cf2b | 2010-05-24 11:32:09 +0100 | [diff] [blame] | 19 | # The "disable" keyword will build without the trace event. |
Stefan Hajnoczi | 1e2cf2b | 2010-05-24 11:32:09 +0100 | [diff] [blame] | 20 | # |
Stefan Hajnoczi | 94a420b | 2010-05-22 17:52:39 +0100 | [diff] [blame] | 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. |
Stefan Hajnoczi | cd245a1 | 2010-05-22 18:09:25 +0100 | [diff] [blame] | 27 | |
Prerna Saxena | bd3c9aa | 2010-08-11 17:15:11 +0530 | [diff] [blame] | 28 | # ioport.c |
Vladimir Sementsov-Ogievskiy | db73ee4 | 2017-07-31 19:01:33 +0300 | [diff] [blame] | 29 | cpu_in(unsigned int addr, char size, unsigned int val) "addr 0x%x(%c) value %u" |
| 30 | cpu_out(unsigned int addr, char size, unsigned int val) "addr 0x%x(%c) value %u" |
Prerna Saxena | 62dd89d | 2010-08-11 17:16:03 +0530 | [diff] [blame] | 31 | |
| 32 | # balloon.c |
| 33 | # Since requests are raised via monitor, not many tracepoints are needed. |
Lluís | 47f08d7 | 2011-08-31 20:31:58 +0200 | [diff] [blame] | 34 | balloon_event(void *opaque, unsigned long addr) "opaque %p addr %lu" |
Blue Swirl | d8023f3 | 2010-10-20 16:41:28 +0000 | [diff] [blame] | 35 | |
Stefan Hajnoczi | 94b0b5f | 2010-11-16 12:20:25 +0000 | [diff] [blame] | 36 | # vl.c |
Lluís | 47f08d7 | 2011-08-31 20:31:58 +0200 | [diff] [blame] | 37 | vm_state_notify(int running, int reason) "running %d reason %d" |
Gerd Hoffmann | 4524051 | 2013-03-08 11:42:24 +0100 | [diff] [blame] | 38 | load_file(const char *name, const char *path) "name %s location %s" |
Kazuya Saito | 7e86600 | 2013-03-22 17:26:59 +0900 | [diff] [blame] | 39 | runstate_set(int new_state) "new state %d" |
Alexey Kardashevskiy | 4fed942 | 2014-03-07 01:33:36 +0530 | [diff] [blame] | 40 | system_wakeup_request(int reason) "reason=%d" |
Eric Blake | cf83f14 | 2017-05-15 16:41:13 -0500 | [diff] [blame] | 41 | qemu_system_shutdown_request(int reason) "reason=%d" |
Yang Zhiyong | bc78cff | 2014-06-22 02:43:03 +0800 | [diff] [blame] | 42 | qemu_system_powerdown_request(void) "" |
Stefan Hajnoczi | 298800c | 2010-12-06 16:08:01 +0000 | [diff] [blame] | 43 | |
Stefan Hajnoczi | 89bd820 | 2011-09-23 08:23:06 +0100 | [diff] [blame] | 44 | # monitor.c |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 45 | monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p" |
Daniel P. Berrange | afeecec | 2012-06-14 18:12:57 +0100 | [diff] [blame] | 46 | monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p" |
Markus Armbruster | 93f8f98 | 2015-10-15 17:08:31 +0200 | [diff] [blame] | 47 | monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64 |
Stefan Hajnoczi | 79cad8b | 2017-06-05 11:42:15 +0100 | [diff] [blame] | 48 | handle_hmp_command(void *mon, const char *cmdline) "mon %p cmdline: %s" |
Stefan Hajnoczi | b097efc | 2017-06-05 11:42:16 +0100 | [diff] [blame] | 49 | handle_qmp_command(void *mon, const char *req) "mon %p req: %s" |
Peter Xu | e3e977d | 2018-03-09 16:59:56 +0800 | [diff] [blame] | 50 | monitor_suspend(void *ptr, int cnt) "mon %p: %d" |
Peter Xu | cf869d5 | 2018-03-10 20:38:05 -0600 | [diff] [blame] | 51 | monitor_qmp_cmd_in_band(const char *id) "%s" |
| 52 | monitor_qmp_cmd_out_of_band(const char *id) "%s" |
Max Filippov | 342407f | 2011-10-16 02:56:45 +0400 | [diff] [blame] | 53 | |
Kevin Wolf | c57c465 | 2011-11-24 06:15:28 -0500 | [diff] [blame] | 54 | # dma-helpers.c |
Paolo Bonzini | cbe0ed6 | 2016-05-23 14:54:05 +0200 | [diff] [blame] | 55 | dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d" |
Kevin Wolf | c57c465 | 2011-11-24 06:15:28 -0500 | [diff] [blame] | 56 | dma_aio_cancel(void *dbs) "dbs=%p" |
| 57 | dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" |
Markus Armbruster | 4be7463 | 2014-10-07 13:59:18 +0200 | [diff] [blame] | 58 | dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" |
Kevin Wolf | c57c465 | 2011-11-24 06:15:28 -0500 | [diff] [blame] | 59 | dma_map_wait(void *dbs) "dbs=%p" |
Alon Levy | cdbc19d | 2012-03-11 18:11:26 +0200 | [diff] [blame] | 60 | |
Dr. David Alan Gilbert | db144f7 | 2018-03-12 17:20:56 +0000 | [diff] [blame] | 61 | # exec.c |
Dr. David Alan Gilbert | 154cc9e | 2018-01-05 17:01:37 +0000 | [diff] [blame] | 62 | find_ram_offset(uint64_t size, uint64_t offset) "size: 0x%" PRIx64 " @ 0x%" PRIx64 |
| 63 | find_ram_offset_loop(uint64_t size, uint64_t candidate, uint64_t offset, uint64_t next, uint64_t mingap) "trying size: 0x%" PRIx64 " @ 0x%" PRIx64 ", offset: 0x%" PRIx64" next: 0x%" PRIx64 " mingap: 0x%" PRIx64 |
Dr. David Alan Gilbert | db144f7 | 2018-03-12 17:20:56 +0000 | [diff] [blame] | 64 | ram_block_discard_range(const char *rbname, void *hva, size_t length, bool need_madvise, bool need_fallocate, int ret) "%s@%p + 0x%zx: madvise: %d fallocate: %d ret: %d" |
Dr. David Alan Gilbert | 154cc9e | 2018-01-05 17:01:37 +0000 | [diff] [blame] | 65 | |
Paolo Bonzini | 55d5d04 | 2013-07-28 14:57:22 +0200 | [diff] [blame] | 66 | # memory.c |
Vladimir Sementsov-Ogievskiy | db73ee4 | 2017-07-31 19:01:33 +0300 | [diff] [blame] | 67 | memory_region_ops_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 68 | memory_region_ops_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 69 | memory_region_subpage_read(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 70 | memory_region_subpage_write(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 71 | memory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 72 | memory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 73 | memory_region_ram_device_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
| 74 | memory_region_ram_device_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u" |
Daniel P. Berrangé | 8858444 | 2018-03-08 15:55:23 +0000 | [diff] [blame] | 75 | flatview_new(void *view, void *root) "%p (root %p)" |
| 76 | flatview_destroy(void *view, void *root) "%p (root %p)" |
| 77 | flatview_destroy_rcu(void *view, void *root) "%p (root %p)" |
Paolo Bonzini | 55d5d04 | 2013-07-28 14:57:22 +0200 | [diff] [blame] | 78 | |
Doug Gale | 5c9522b | 2017-12-02 20:30:37 -0500 | [diff] [blame] | 79 | # gdbstub.c |
Stefan Hajnoczi | 7f1d87a | 2018-02-01 16:26:25 +0000 | [diff] [blame] | 80 | gdbstub_op_start(const char *device) "Starting gdbstub using device %s" |
Doug Gale | 5c9522b | 2017-12-02 20:30:37 -0500 | [diff] [blame] | 81 | gdbstub_op_exiting(uint8_t code) "notifying exit with code=0x%02x" |
| 82 | gdbstub_op_continue(void) "Continuing all CPUs" |
| 83 | gdbstub_op_continue_cpu(int cpu_index) "Continuing CPU %d" |
| 84 | gdbstub_op_stepping(int cpu_index) "Stepping CPU %d" |
Stefan Hajnoczi | 7f1d87a | 2018-02-01 16:26:25 +0000 | [diff] [blame] | 85 | gdbstub_op_extra_info(const char *info) "Thread extra info: %s" |
| 86 | gdbstub_hit_watchpoint(const char *type, int cpu_gdb_index, uint64_t vaddr) "Watchpoint hit, type=\"%s\" cpu=%d, vaddr=0x%" PRIx64 "" |
Doug Gale | 5c9522b | 2017-12-02 20:30:37 -0500 | [diff] [blame] | 87 | gdbstub_hit_internal_error(void) "RUN_STATE_INTERNAL_ERROR" |
| 88 | gdbstub_hit_break(void) "RUN_STATE_DEBUG" |
| 89 | gdbstub_hit_paused(void) "RUN_STATE_PAUSED" |
| 90 | gdbstub_hit_shutdown(void) "RUN_STATE_SHUTDOWN" |
| 91 | gdbstub_hit_io_error(void) "RUN_STATE_IO_ERROR" |
| 92 | gdbstub_hit_watchdog(void) "RUN_STATE_WATCHDOG" |
| 93 | gdbstub_hit_unknown(int state) "Unknown run state=0x%x" |
Stefan Hajnoczi | 7f1d87a | 2018-02-01 16:26:25 +0000 | [diff] [blame] | 94 | gdbstub_io_reply(const char *message) "Sent: %s" |
| 95 | gdbstub_io_binaryreply(size_t ofs, const char *line) "0x%04zx: %s" |
| 96 | gdbstub_io_command(const char *command) "Received: %s" |
Doug Gale | 5c9522b | 2017-12-02 20:30:37 -0500 | [diff] [blame] | 97 | gdbstub_io_got_ack(void) "Got ACK" |
| 98 | gdbstub_io_got_unexpected(uint8_t ch) "Got 0x%02x when expecting ACK/NACK" |
| 99 | gdbstub_err_got_nack(void) "Got NACK, retransmitting" |
| 100 | gdbstub_err_garbage(uint8_t ch) "received garbage between packets: 0x%02x" |
| 101 | gdbstub_err_overrun(void) "command buffer overrun, dropping command" |
| 102 | gdbstub_err_invalid_repeat(uint8_t ch) "got invalid RLE count: 0x%02x" |
| 103 | gdbstub_err_invalid_rle(void) "got invalid RLE sequence" |
| 104 | gdbstub_err_checksum_invalid(uint8_t ch) "got invalid command checksum digit: 0x%02x" |
| 105 | gdbstub_err_checksum_incorrect(uint8_t expected, uint8_t got) "got command packet with incorrect checksum, expected=0x%02x, received=0x%02x" |
| 106 | |
Kevin Wolf | a50c2ab | 2018-04-13 17:19:31 +0200 | [diff] [blame] | 107 | # job.c |
| 108 | job_state_transition(void *job, int ret, const char *legal, const char *s0, const char *s1) "job %p (ret: %d) attempting %s transition (%s-->%s)" |
| 109 | job_apply_verb(void *job, const char *state, const char *verb, const char *legal) "job %p in state %s; applying verb %s (%s)" |
Kevin Wolf | 3d70ff5 | 2018-04-24 16:13:52 +0200 | [diff] [blame] | 110 | job_completed(void *job, int ret, int jret) "job %p ret %d corrected ret %d" |
Kevin Wolf | a50c2ab | 2018-04-13 17:19:31 +0200 | [diff] [blame] | 111 | |
Kevin Wolf | 1a90bc8 | 2018-05-03 19:01:14 +0200 | [diff] [blame] | 112 | # job-qmp.c |
| 113 | qmp_job_cancel(void *job) "job %p" |
| 114 | qmp_job_pause(void *job) "job %p" |
| 115 | qmp_job_resume(void *job) "job %p" |
| 116 | qmp_job_complete(void *job) "job %p" |
| 117 | qmp_job_finalize(void *job) "job %p" |
| 118 | qmp_job_dismiss(void *job) "job %p" |
| 119 | |
| 120 | |
Lluís Vilanova | dcdaadb | 2016-06-09 19:31:47 +0200 | [diff] [blame] | 121 | ### Guest events, keep at bottom |
| 122 | |
Lluís Vilanova | b9d7221 | 2016-09-19 14:55:13 +0200 | [diff] [blame] | 123 | |
| 124 | ## vCPU |
| 125 | |
| 126 | # Hot-plug a new virtual (guest) CPU |
| 127 | # |
Lluís Vilanova | f5e2b3b | 2016-10-05 14:03:29 +0200 | [diff] [blame] | 128 | # Mode: user, softmmu |
Lluís Vilanova | b9d7221 | 2016-09-19 14:55:13 +0200 | [diff] [blame] | 129 | # Targets: all |
| 130 | vcpu guest_cpu_enter(void) |
| 131 | |
Lluís Vilanova | a47e871 | 2016-12-26 22:24:46 +0100 | [diff] [blame] | 132 | # Hot-unplug a virtual (guest) CPU |
| 133 | # |
| 134 | # Mode: user, softmmu |
| 135 | # Targets: all |
| 136 | vcpu guest_cpu_exit(void) |
| 137 | |
Lluís Vilanova | 2cc2d08 | 2016-09-19 14:55:18 +0200 | [diff] [blame] | 138 | # Reset the state of a virtual (guest) CPU |
| 139 | # |
Lluís Vilanova | f5e2b3b | 2016-10-05 14:03:29 +0200 | [diff] [blame] | 140 | # Mode: user, softmmu |
Lluís Vilanova | 2cc2d08 | 2016-09-19 14:55:18 +0200 | [diff] [blame] | 141 | # Targets: all |
| 142 | vcpu guest_cpu_reset(void) |
| 143 | |
Lluís Vilanova | dcdaadb | 2016-06-09 19:31:47 +0200 | [diff] [blame] | 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 | # |
Lluís Vilanova | 43e21e4 | 2016-09-22 20:40:21 +0200 | [diff] [blame] | 160 | # Mode: user, softmmu |
Lluís Vilanova | dcdaadb | 2016-06-09 19:31:47 +0200 | [diff] [blame] | 161 | # Targets: TCG(all) |
Lluís Vilanova | 5caa262 | 2017-07-04 10:54:52 +0200 | [diff] [blame] | 162 | vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" |
Lluís Vilanova | 9c15e70 | 2016-06-21 15:52:04 +0200 | [diff] [blame] | 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 | # |
Lluís Vilanova | 43e21e4 | 2016-09-22 20:40:21 +0200 | [diff] [blame] | 169 | # Mode: user |
Lluís Vilanova | 9c15e70 | 2016-06-21 15:52:04 +0200 | [diff] [blame] | 170 | # Targets: TCG(all) |
Lluís Vilanova | 5caa262 | 2017-07-04 10:54:52 +0200 | [diff] [blame] | 171 | 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 |
Lluís Vilanova | 9c15e70 | 2016-06-21 15:52:04 +0200 | [diff] [blame] | 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 | # |
Lluís Vilanova | 43e21e4 | 2016-09-22 20:40:21 +0200 | [diff] [blame] | 178 | # Mode: user |
Lluís Vilanova | 9c15e70 | 2016-06-21 15:52:04 +0200 | [diff] [blame] | 179 | # Targets: TCG(all) |
Lluís Vilanova | 5caa262 | 2017-07-04 10:54:52 +0200 | [diff] [blame] | 180 | vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64 |