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 # thread-pool.c 29 thread_pool_submit(void *pool, void *req, void *opaque) "pool %p req %p opaque %p" 30 thread_pool_complete(void *pool, void *req, void *opaque, int ret) "pool %p req %p opaque %p ret %d" 31 thread_pool_cancel(void *req, void *opaque) "req %p opaque %p" 32 33 # ioport.c 34 cpu_in(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" 35 cpu_out(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" 36 37 # balloon.c 38 # Since requests are raised via monitor, not many tracepoints are needed. 39 balloon_event(void *opaque, unsigned long addr) "opaque %p addr %lu" 40 virtio_balloon_handle_output(const char *name, uint64_t gpa) "section name: %s gpa: %"PRIx64 41 virtio_balloon_get_config(uint32_t num_pages, uint32_t actual) "num_pages: %d actual: %d" 42 virtio_balloon_set_config(uint32_t actual, uint32_t oldactual) "actual: %d oldactual: %d" 43 virtio_balloon_to_target(uint64_t target, uint32_t num_pages) "balloon target: %"PRIx64" num_pages: %d" 44 45 # vl.c 46 vm_state_notify(int running, int reason) "running %d reason %d" 47 load_file(const char *name, const char *path) "name %s location %s" 48 runstate_set(int new_state) "new state %d" 49 system_wakeup_request(int reason) "reason=%d" 50 qemu_system_shutdown_request(void) "" 51 qemu_system_powerdown_request(void) "" 52 53 # spice-qemu-char.c 54 spice_vmc_write(ssize_t out, int len) "spice wrottn %zd of requested %d" 55 spice_vmc_read(int bytes, int len) "spice read %d of requested %d" 56 spice_vmc_register_interface(void *scd) "spice vmc registered interface %p" 57 spice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p" 58 spice_vmc_event(int event) "spice vmc event %d" 59 60 # xen-hvm.c 61 xen_ram_alloc(unsigned long ram_addr, unsigned long size) "requested: %#lx, size %#lx" 62 xen_client_set_memory(uint64_t start_addr, unsigned long size, bool log_dirty) "%#"PRIx64" size %#lx, log_dirty %i" 63 xen_ioreq_server_create(uint32_t id) "id: %u" 64 xen_ioreq_server_destroy(uint32_t id) "id: %u" 65 xen_ioreq_server_state(uint32_t id, bool enable) "id: %u: enable: %i" 66 xen_map_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 67 xen_unmap_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 68 xen_map_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 69 xen_unmap_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 70 xen_map_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" 71 xen_unmap_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" 72 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" 73 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" 74 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" 75 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" 76 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" 77 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" 78 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" 79 80 # xen-mapcache.c 81 xen_map_cache(uint64_t phys_addr) "want %#"PRIx64 82 xen_remap_bucket(uint64_t index) "index %#"PRIx64 83 xen_map_cache_return(void* ptr) "%p" 84 85 # qemu-coroutine.c 86 qemu_coroutine_enter(void *from, void *to, void *opaque) "from %p to %p opaque %p" 87 qemu_coroutine_yield(void *from, void *to) "from %p to %p" 88 qemu_coroutine_terminate(void *co) "self %p" 89 90 # qemu-coroutine-lock.c 91 qemu_co_queue_run_restart(void *co) "co %p" 92 qemu_co_queue_next(void *nxt) "next %p" 93 qemu_co_mutex_lock_entry(void *mutex, void *self) "mutex %p self %p" 94 qemu_co_mutex_lock_return(void *mutex, void *self) "mutex %p self %p" 95 qemu_co_mutex_unlock_entry(void *mutex, void *self) "mutex %p self %p" 96 qemu_co_mutex_unlock_return(void *mutex, void *self) "mutex %p self %p" 97 98 # monitor.c 99 handle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\"" 100 monitor_protocol_emitter(void *mon) "mon %p" 101 monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p" 102 monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p" 103 monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64 104 monitor_protocol_event_throttle(uint32_t event, uint64_t rate) "event=%d rate=%" PRId64 105 106 # dma-helpers.c 107 dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d" 108 dma_aio_cancel(void *dbs) "dbs=%p" 109 dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" 110 dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" 111 dma_map_wait(void *dbs) "dbs=%p" 112 113 # kvm-all.c 114 kvm_ioctl(int type, void *arg) "type 0x%x, arg %p" 115 kvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p" 116 kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p" 117 kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d" 118 kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p" 119 kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s" 120 kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s" 121 kvm_irqchip_commit_routes(void) "" 122 kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d" 123 kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d" 124 125 # TCG related tracing (mostly disabled by default) 126 # cpu-exec.c 127 disable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR 128 disable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR 129 disable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x" 130 131 # translate-all.c 132 translate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p" 133 134 # memory.c 135 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" 136 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" 137 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" 138 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" 139 memory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" 140 memory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" 141 142 ### Guest events, keep at bottom 143 144 # @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 # 160 # Targets: TCG(all) 161 disable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" 162 163 # @num: System call number. 164 # @arg*: System call argument value. 165 # 166 # Start executing a guest system call in syscall emulation mode. 167 # 168 # Targets: TCG(all) 169 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 170 171 # @num: System call number. 172 # @ret: System call result value. 173 # 174 # Finish executing a guest system call in syscall emulation mode. 175 # 176 # Targets: TCG(all) 177 disable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64 178