diff options
Diffstat (limited to 'tools/lib/traceevent/event-parse.c')
| -rw-r--r-- | tools/lib/traceevent/event-parse.c | 712 |
1 files changed, 349 insertions, 363 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index e5f2acbb70cc..ce1e20227c64 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -1,21 +1,7 @@ +// SPDX-License-Identifier: LGPL-2.1 /* * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License (not later!) - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, see <http://www.gnu.org/licenses> - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * The parts for function graph printing was taken and modified from the * Linux Kernel that were written by @@ -73,12 +59,12 @@ static void init_input_buf(const char *buf, unsigned long long size) input_buf_ptr = 0; } -const char *pevent_get_input_buf(void) +const char *tep_get_input_buf(void) { return input_buf; } -unsigned long long pevent_get_input_buf_ptr(void) +unsigned long long tep_get_input_buf_ptr(void) { return input_buf_ptr; } @@ -88,21 +74,21 @@ struct event_handler { int id; const char *sys_name; const char *event_name; - pevent_event_handler_func func; + tep_event_handler_func func; void *context; }; -struct pevent_func_params { - struct pevent_func_params *next; - enum pevent_func_arg_type type; +struct func_params { + struct func_params *next; + enum tep_func_arg_type type; }; -struct pevent_function_handler { - struct pevent_function_handler *next; - enum pevent_func_arg_type ret_type; +struct tep_function_handler { + struct tep_function_handler *next; + enum tep_func_arg_type ret_type; char *name; - pevent_func_handler func; - struct pevent_func_params *params; + tep_func_handler func; + struct func_params *params; int nr_args; }; @@ -110,17 +96,17 @@ static unsigned long long process_defined_func(struct trace_seq *s, void *data, int size, struct event_format *event, struct print_arg *arg); -static void free_func_handle(struct pevent_function_handler *func); +static void free_func_handle(struct tep_function_handler *func); /** - * pevent_buffer_init - init buffer for parsing + * tep_buffer_init - init buffer for parsing * @buf: buffer to parse * @size: the size of the buffer * - * For use with pevent_read_token(), this initializes the internal - * buffer that pevent_read_token() will parse. + * For use with tep_read_token(), this initializes the internal + * buffer that tep_read_token() will parse. */ -void pevent_buffer_init(const char *buf, unsigned long long size) +void tep_buffer_init(const char *buf, unsigned long long size) { init_input_buf(buf, size); } @@ -160,7 +146,7 @@ struct cmdline_list { int pid; }; -static int cmdline_init(struct pevent *pevent) +static int cmdline_init(struct tep_handle *pevent) { struct cmdline_list *cmdlist = pevent->cmdlist; struct cmdline_list *item; @@ -189,7 +175,7 @@ static int cmdline_init(struct pevent *pevent) return 0; } -static const char *find_cmdline(struct pevent *pevent, int pid) +static const char *find_cmdline(struct tep_handle *pevent, int pid) { const struct cmdline *comm; struct cmdline key; @@ -211,14 +197,14 @@ static const char *find_cmdline(struct pevent *pevent, int pid) } /** - * pevent_pid_is_registered - return if a pid has a cmdline registered + * tep_pid_is_registered - return if a pid has a cmdline registered * @pevent: handle for the pevent * @pid: The pid to check if it has a cmdline registered with. * * Returns 1 if the pid has a cmdline mapped to it * 0 otherwise. */ -int pevent_pid_is_registered(struct pevent *pevent, int pid) +int tep_pid_is_registered(struct tep_handle *pevent, int pid) { const struct cmdline *comm; struct cmdline key; @@ -244,7 +230,7 @@ int pevent_pid_is_registered(struct pevent *pevent, int pid) * we must add this pid. This is much slower than when cmdlines * are added before the array is initialized. */ -static int add_new_comm(struct pevent *pevent, const char *comm, int pid) +static int add_new_comm(struct tep_handle *pevent, const char *comm, int pid) { struct cmdline *cmdlines = pevent->cmdlines; const struct cmdline *cmdline; @@ -288,7 +274,7 @@ static int add_new_comm(struct pevent *pevent, const char *comm, int pid) } /** - * pevent_register_comm - register a pid / comm mapping + * tep_register_comm - register a pid / comm mapping * @pevent: handle for the pevent * @comm: the command line to register * @pid: the pid to map the command line to @@ -296,7 +282,7 @@ static int add_new_comm(struct pevent *pevent, const char *comm, int pid) * This adds a mapping to search for command line names with * a given pid. The comm is duplicated. */ -int pevent_register_comm(struct pevent *pevent, const char *comm, int pid) +int tep_register_comm(struct tep_handle *pevent, const char *comm, int pid) { struct cmdline_list *item; @@ -324,7 +310,7 @@ int pevent_register_comm(struct pevent *pevent, const char *comm, int pid) return 0; } -int pevent_register_trace_clock(struct pevent *pevent, const char *trace_clock) +int tep_register_trace_clock(struct tep_handle *pevent, const char *trace_clock) { pevent->trace_clock = strdup(trace_clock); if (!pevent->trace_clock) { @@ -381,7 +367,7 @@ static int func_bcmp(const void *a, const void *b) return 1; } -static int func_map_init(struct pevent *pevent) +static int func_map_init(struct tep_handle *pevent) { struct func_list *funclist; struct func_list *item; @@ -421,7 +407,7 @@ static int func_map_init(struct pevent *pevent) } static struct func_map * -__find_func(struct pevent *pevent, unsigned long long addr) +__find_func(struct tep_handle *pevent, unsigned long long addr) { struct func_map *func; struct func_map key; @@ -438,13 +424,13 @@ __find_func(struct pevent *pevent, unsigned long long addr) } struct func_resolver { - pevent_func_resolver_t *func; - void *priv; - struct func_map map; + tep_func_resolver_t *func; + void *priv; + struct func_map map; }; /** - * pevent_set_function_resolver - set an alternative function resolver + * tep_set_function_resolver - set an alternative function resolver * @pevent: handle for the pevent * @resolver: function to be used * @priv: resolver function private state. @@ -453,8 +439,8 @@ struct func_resolver { * keep using it instead of duplicating all the entries inside * pevent->funclist. */ -int pevent_set_function_resolver(struct pevent *pevent, - pevent_func_resolver_t *func, void *priv) +int tep_set_function_resolver(struct tep_handle *pevent, + tep_func_resolver_t *func, void *priv) { struct func_resolver *resolver = malloc(sizeof(*resolver)); @@ -471,20 +457,20 @@ int pevent_set_function_resolver(struct pevent *pevent, } /** - * pevent_reset_function_resolver - reset alternative function resolver + * tep_reset_function_resolver - reset alternative function resolver * @pevent: handle for the pevent * * Stop using whatever alternative resolver was set, use the default * one instead. */ -void pevent_reset_function_resolver(struct pevent *pevent) +void tep_reset_function_resolver(struct tep_handle *pevent) { free(pevent->func_resolver); pevent->func_resolver = NULL; } static struct func_map * -find_func(struct pevent *pevent, unsigned long long addr) +find_func(struct tep_handle *pevent, unsigned long long addr) { struct func_map *map; @@ -503,7 +489,7 @@ find_func(struct pevent *pevent, unsigned long long addr) } /** - * pevent_find_function - find a function by a given address + * tep_find_function - find a function by a given address * @pevent: handle for the pevent * @addr: the address to find the function with * @@ -511,7 +497,7 @@ find_func(struct pevent *pevent, unsigned long long addr) * address. Note, the address does not have to be exact, it * will select the function that would contain the address. */ -const char *pevent_find_function(struct pevent *pevent, unsigned long long addr) +const char *tep_find_function(struct tep_handle *pevent, unsigned long long addr) { struct func_map *map; @@ -523,16 +509,16 @@ const char *pevent_find_function(struct pevent *pevent, unsigned long long addr) } /** - * pevent_find_function_address - find a function address by a given address + * tep_find_function_address - find a function address by a given address * @pevent: handle for the pevent * @addr: the address to find the function with * * Returns the address the function starts at. This can be used in - * conjunction with pevent_find_function to print both the function + * conjunction with tep_find_function to print both the function * name and the function offset. */ unsigned long long -pevent_find_function_address(struct pevent *pevent, unsigned long long addr) +tep_find_function_address(struct tep_handle *pevent, unsigned long long addr) { struct func_map *map; @@ -544,7 +530,7 @@ pevent_find_function_address(struct pevent *pevent, unsigned long long addr) } /** - * pevent_register_function - register a function with a given address + * tep_register_function - register a function with a given address * @pevent: handle for the pevent * @function: the function name to register * @addr: the address the function starts at @@ -553,8 +539,8 @@ pevent_find_function_address(struct pevent *pevent, unsigned long long addr) * This registers a function name with an address and module. * The @func passed in is duplicated. */ -int pevent_register_function(struct pevent *pevent, char *func, - unsigned long long addr, char *mod) +int tep_register_function(struct tep_handle *pevent, char *func, + unsigned long long addr, char *mod) { struct func_list *item = malloc(sizeof(*item)); @@ -589,12 +575,12 @@ out_free: } /** - * pevent_print_funcs - print out the stored functions + * tep_print_funcs - print out the stored functions * @pevent: handle for the pevent * * This prints out the stored functions. */ -void pevent_print_funcs(struct pevent *pevent) +void tep_print_funcs(struct tep_handle *pevent) { int i; @@ -636,7 +622,7 @@ static int printk_cmp(const void *a, const void *b) return 0; } -static int printk_map_init(struct pevent *pevent) +static int printk_map_init(struct tep_handle *pevent) { struct printk_list *printklist; struct printk_list *item; @@ -668,7 +654,7 @@ static int printk_map_init(struct pevent *pevent) } static struct printk_map * -find_printk(struct pevent *pevent, unsigned long long addr) +find_printk(struct tep_handle *pevent, unsigned long long addr) { struct printk_map *printk; struct printk_map key; @@ -685,7 +671,7 @@ find_printk(struct pevent *pevent, unsigned long long addr) } /** - * pevent_register_print_string - register a string by its address + * tep_register_print_string - register a string by its address * @pevent: handle for the pevent * @fmt: the string format to register * @addr: the address the string was located at @@ -693,8 +679,8 @@ find_printk(struct pevent *pevent, unsigned long long addr) * This registers a string by the address it was stored in the kernel. * The @fmt passed in is duplicated. */ -int pevent_register_print_string(struct pevent *pevent, const char *fmt, - unsigned long long addr) +int tep_register_print_string(struct tep_handle *pevent, const char *fmt, + unsigned long long addr) { struct printk_list *item = malloc(sizeof(*item)); char *p; @@ -732,12 +718,12 @@ out_free: } /** - * pevent_print_printk - print out the stored strings + * tep_print_printk - print out the stored strings * @pevent: handle for the pevent * * This prints the string formats that were stored. */ -void pevent_print_printk(struct pevent *pevent) +void tep_print_printk(struct tep_handle *pevent) { int i; @@ -756,7 +742,7 @@ static struct event_format *alloc_event(void) return calloc(1, sizeof(struct event_format)); } -static int add_event(struct pevent *pevent, struct event_format *event) +static int add_event(struct tep_handle *pevent, struct event_format *event) { int i; struct event_format **events = realloc(pevent->events, sizeof(event) * @@ -913,11 +899,11 @@ static int __peek_char(void) } /** - * pevent_peek_char - peek at the next character that will be read + * tep_peek_char - peek at the next character that will be read * * Returns the next character read, or -1 if end of buffer. */ -int pevent_peek_char(void) +int tep_peek_char(void) { return __peek_char(); } @@ -1157,24 +1143,24 @@ static enum event_type read_token(char **tok) } /** - * pevent_read_token - access to utilites to use the pevent parser + * tep_read_token - access to utilites to use the pevent parser * @tok: The token to return * * This will parse tokens from the string given by - * pevent_init_data(). + * tep_init_data(). * * Returns the token type. */ -enum event_type pevent_read_token(char **tok) +enum event_type tep_read_token(char **tok) { return read_token(tok); } /** - * pevent_free_token - free a token returned by pevent_read_token + * tep_free_token - free a token returned by tep_read_token * @token: the token to free */ -void pevent_free_token(char *token) +void tep_free_token(char *token) { free_token(token); } @@ -2101,11 +2087,11 @@ process_entry(struct event_format *event __maybe_unused, struct print_arg *arg, arg->field.name = field; if (is_flag_field) { - arg->field.field = pevent_find_any_field(event, arg->field.name); + arg->field.field = tep_find_any_field(event, arg->field.name); arg->field.field->flags |= FIELD_IS_FLAG; is_flag_field = 0; } else if (is_symbolic_field) { - arg->field.field = pevent_find_any_field(event, arg->field.name); + arg->field.field = tep_find_any_field(event, arg->field.name); arg->field.field->flags |= FIELD_IS_SYMBOLIC; is_symbolic_field = 0; } @@ -2714,7 +2700,7 @@ process_dynamic_array(struct event_format *event, struct print_arg *arg, char ** /* Find the field */ - field = pevent_find_field(event, token); + field = tep_find_field(event, token); if (!field) goto out_free; @@ -2771,7 +2757,7 @@ process_dynamic_array_len(struct event_format *event, struct print_arg *arg, arg->type = PRINT_DYNAMIC_ARRAY_LEN; /* Find the field */ - field = pevent_find_field(event, token); + field = tep_find_field(event, token); if (!field) goto out_free; @@ -2914,10 +2900,10 @@ process_bitmask(struct event_format *event __maybe_unused, struct print_arg *arg return EVENT_ERROR; } -static struct pevent_function_handler * -find_func_handler(struct pevent *pevent, char *func_name) +static struct tep_function_handler * +find_func_handler(struct tep_handle *pevent, char *func_name) { - struct pevent_function_handler *func; + struct tep_function_handler *func; if (!pevent) return NULL; @@ -2930,10 +2916,10 @@ find_func_handler(struct pevent *pevent, char *func_name) return func; } -static void remove_func_handler(struct pevent *pevent, char *func_name) +static void remove_func_handler(struct tep_handle *pevent, char *func_name) { - struct pevent_function_handler *func; - struct pevent_function_handler **next; + struct tep_function_handler *func; + struct tep_function_handler **next; next = &pevent->func_handlers; while ((func = *next)) { @@ -2947,7 +2933,7 @@ static void remove_func_handler(struct pevent *pevent, char *func_name) } static enum event_type -process_func_handler(struct event_format *event, struct pevent_function_handler *func, +process_func_handler(struct event_format *event, struct tep_function_handler *func, struct print_arg *arg, char **tok) { struct print_arg **next_arg; @@ -3008,7 +2994,7 @@ static enum event_type process_function(struct event_format *event, struct print_arg *arg, char *token, char **tok) { - struct pevent_function_handler *func; + struct tep_function_handler *func; if (strcmp(token, "__print_flags") == 0) { free_token(token); @@ -3265,7 +3251,7 @@ static int event_read_print(struct event_format *event) } /** - * pevent_find_common_field - return a common field by event + * tep_find_common_field - return a common field by event * @event: handle for the event * @name: the name of the common field to return * @@ -3273,7 +3259,7 @@ static int event_read_print(struct event_format *event) * This only searchs the common fields and not all field. */ struct format_field * -pevent_find_common_field(struct event_format *event, const char *name) +tep_find_common_field(struct event_format *event, const char *name) { struct format_field *format; @@ -3287,7 +3273,7 @@ pevent_find_common_field(struct event_format *event, const char *name) } /** - * pevent_find_field - find a non-common field + * tep_find_field - find a non-common field * @event: handle for the event * @name: the name of the non-common field * @@ -3295,7 +3281,7 @@ pevent_find_common_field(struct event_format *event, const char *name) * This does not search common fields. */ struct format_field * -pevent_find_field(struct event_format *event, const char *name) +tep_find_field(struct event_format *event, const char *name) { struct format_field *format; @@ -3309,7 +3295,7 @@ pevent_find_field(struct event_format *event, const char *name) } /** - * pevent_find_any_field - find any field by name + * tep_find_any_field - find any field by name * @event: handle for the event * @name: the name of the field * @@ -3318,18 +3304,18 @@ pevent_find_field(struct event_format *event, const char *name) * the non-common ones if a common one was not found. */ struct format_field * -pevent_find_any_field(struct event_format *event, const char *name) +tep_find_any_field(struct event_format *event, const char *name) { struct format_field *format; - format = pevent_find_common_field(event, name); + format = tep_find_common_field(event, name); if (format) return format; - return pevent_find_field(event, name); + return tep_find_field(event, name); } /** - * pevent_read_number - read a number from data + * tep_read_number - read a number from data * @pevent: handle for the pevent * @ptr: the raw data * @size: the size of the data that holds the number @@ -3337,8 +3323,8 @@ pevent_find_any_field(struct event_format *event, const char *name) * Returns the number (converted to host) from the * raw data. */ -unsigned long long pevent_read_number(struct pevent *pevent, - const void *ptr, int size) +unsigned long long tep_read_number(struct tep_handle *pevent, + const void *ptr, int size) { switch (size) { case 1: @@ -3356,7 +3342,7 @@ unsigned long long pevent_read_number(struct pevent *pevent, } /** - * pevent_read_number_field - read a number from data + * tep_read_number_field - read a number from data * @field: a handle to the field * @data: the raw data to read * @value: the value to place the number in @@ -3366,8 +3352,8 @@ unsigned long long pevent_read_number(struct pevent *pevent, * * Returns 0 on success, -1 otherwise. */ -int pevent_read_number_field(struct format_field *field, const void *data, - unsigned long long *value) +int tep_read_number_field(struct format_field *field, const void *data, + unsigned long long *value) { if (!field) return -1; @@ -3376,15 +3362,15 @@ int pevent_read_number_field(struct format_field *field, const void *data, case 2: case 4: case 8: - *value = pevent_read_number(field->event->pevent, - data + field->offset, field->size); + *value = tep_read_number(field->event->pevent, + data + field->offset, field->size); return 0; default: return -1; } } -static int get_common_info(struct pevent *pevent, +static int get_common_info(struct tep_handle *pevent, const char *type, int *offset, int *size) { struct event_format *event; @@ -3400,7 +3386,7 @@ static int get_common_info(struct pevent *pevent, } event = pevent->events[0]; - field = pevent_find_common_field(event, type); + field = tep_find_common_field(event, type); if (!field) return -1; @@ -3410,7 +3396,7 @@ static int get_common_info(struct pevent *pevent, return 0; } -static int __parse_common(struct pevent *pevent, void *data, +static int __parse_common(struct tep_handle *pevent, void *data, int *size, int *offset, const char *name) { int ret; @@ -3420,45 +3406,45 @@ static int __parse_common(struct pevent *pevent, void *data, if (ret < 0) return ret; } - return pevent_read_number(pevent, data + *offset, *size); + return tep_read_number(pevent, data + *offset, *size); } -static int trace_parse_common_type(struct pevent *pevent, void *data) +static int trace_parse_common_type(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->type_size, &pevent->type_offset, "common_type"); } -static int parse_common_pid(struct pevent *pevent, void *data) +static int parse_common_pid(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->pid_size, &pevent->pid_offset, "common_pid"); } -static int parse_common_pc(struct pevent *pevent, void *data) +static int parse_common_pc(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->pc_size, &pevent->pc_offset, "common_preempt_count"); } -static int parse_common_flags(struct pevent *pevent, void *data) +static int parse_common_flags(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->flags_size, &pevent->flags_offset, "common_flags"); } -static int parse_common_lock_depth(struct pevent *pevent, void *data) +static int parse_common_lock_depth(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->ld_size, &pevent->ld_offset, "common_lock_depth"); } -static int parse_common_migrate_disable(struct pevent *pevent, void *data) +static int parse_common_migrate_disable(struct tep_handle *pevent, void *data) { return __parse_common(pevent, data, &pevent->ld_size, &pevent->ld_offset, @@ -3468,13 +3454,13 @@ static int parse_common_migrate_disable(struct pevent *pevent, void *data) static int events_id_cmp(const void *a, const void *b); /** - * pevent_find_event - find an event by given id + * tep_find_event - find an event by given id * @pevent: a handle to the pevent * @id: the id of the event * * Returns an event that has a given @id. */ -struct event_format *pevent_find_event(struct pevent *pevent, int id) +struct event_format *tep_find_event(struct tep_handle *pevent, int id) { struct event_format **eventptr; struct event_format key; @@ -3498,7 +3484,7 @@ struct event_format *pevent_find_event(struct pevent *pevent, int id) } /** - * pevent_find_event_by_name - find an event by given name + * tep_find_event_by_name - find an event by given name * @pevent: a handle to the pevent * @sys: the system name to search for * @name: the name of the event to search for @@ -3507,8 +3493,8 @@ struct event_format *pevent_find_event(struct pevent *pevent, int id) * @sys. If @sys is NULL the first event with @name is returned. */ struct event_format * -pevent_find_event_by_name(struct pevent *pevent, - const char *sys, const char *name) +tep_find_event_by_name(struct tep_handle *pevent, + const char *sys, const char *name) { struct event_format *event; int i; @@ -3537,7 +3523,7 @@ pevent_find_event_by_name(struct pevent *pevent, static unsigned long long eval_num_arg(void *data, int size, struct event_format *event, struct print_arg *arg) { - struct pevent *pevent = event->pevent; + struct tep_handle *pevent = event->pevent; unsigned long long val = 0; unsigned long long left, right; struct print_arg *typearg = NULL; @@ -3553,14 +3539,14 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg return strtoull(arg->atom.atom, NULL, 0); case PRINT_FIELD: if (!arg->field.field) { - arg->field.field = pevent_find_any_field(event, arg->field.name); + arg->field.field = tep_find_any_field(event, arg->field.name); if (!arg->field.field) goto out_warning_field; } /* must be a number */ - val = pevent_read_number(pevent, data + arg->field.field->offset, - arg->field.field->size); + val = tep_read_number(pevent, data + arg->field.field->offset, + arg->field.field->size); break; case PRINT_FLAGS: case PRINT_SYMBOL: @@ -3603,7 +3589,7 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg switch (larg->type) { case PRINT_DYNAMIC_ARRAY: - offset = pevent_read_number(pevent, + offset = tep_read_number(pevent, data + larg->dynarray.field->offset, larg->dynarray.field->size); if (larg->dynarray.field->elementsize) @@ -3619,7 +3605,7 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg case PRINT_FIELD: if (!larg->field.field) { larg->field.field = - pevent_find_any_field(event, larg->field.name); + tep_find_any_field(event, larg->field.name); if (!larg->field.field) { arg = larg; goto out_warning_field; @@ -3632,8 +3618,8 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg default: goto default_op; /* oops, all bets off */ } - val = pevent_read_number(pevent, - data + offset, field_size); + val = tep_read_number(pevent, + data + offset, field_size); if (typearg) val = eval_type(val, typearg, 1); break; @@ -3733,9 +3719,9 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg } break; case PRINT_DYNAMIC_ARRAY_LEN: - offset = pevent_read_number(pevent, - data + arg->dynarray.field->offset, - arg->dynarray.field->size); + offset = tep_read_number(pevent, + data + arg->dynarray.field->offset, + arg->dynarray.field->size); /* * The total allocated length of the dynamic array is * stored in the top half of the field, and the offset @@ -3745,9 +3731,9 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg break; case PRINT_DYNAMIC_ARRAY: /* Without [], we pass the address to the dynamic data */ - offset = pevent_read_number(pevent, - data + arg->dynarray.field->offset, - arg->dynarray.field->size); + offset = tep_read_number(pevent, + data + arg->dynarray.field->offset, + arg->dynarray.field->size); /* * The total allocated length of the dynamic array is * stored in the top half of the field, and the offset @@ -3820,7 +3806,7 @@ static void print_str_to_seq(struct trace_seq *s, const char *format, trace_seq_printf(s, format, str); } -static void print_bitmask_to_seq(struct pevent *pevent, +static void print_bitmask_to_seq(struct tep_handle *pevent, struct trace_seq *s, const char *format, int len_arg, const void *data, int size) { @@ -3878,7 +3864,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, struct event_format *event, const char *format, int len_arg, struct print_arg *arg) { - struct pevent *pevent = event->pevent; + struct tep_handle *pevent = event->pevent; struct print_flag_sym *flag; struct format_field *field; struct printk_map *printk; @@ -3899,7 +3885,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, case PRINT_FIELD: field = arg->field.field; if (!field) { - field = pevent_find_any_field(event, arg->field.name); + field = tep_find_any_field(event, arg->field.name); if (!field) { str = arg->field.name; goto out_warning_field; @@ -3992,7 +3978,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, case PRINT_HEX_STR: if (arg->hex.field->type == PRINT_DYNAMIC_ARRAY) { unsigned long offset; - offset = pevent_read_number(pevent, + offset = tep_read_number(pevent, data + arg->hex.field->dynarray.field->offset, arg->hex.field->dynarray.field->size); hex = data + (offset & 0xffff); @@ -4000,7 +3986,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, field = arg->hex.field->field.field; if (!field) { str = arg->hex.field->field.name; - field = pevent_find_any_field(event, str); + field = tep_find_any_field(event, str); if (!field) goto out_warning_field; arg->hex.field->field.field = field; @@ -4023,15 +4009,15 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, unsigned long offset; struct format_field *field = arg->int_array.field->dynarray.field; - offset = pevent_read_number(pevent, - data + field->offset, - field->size); + offset = tep_read_number(pevent, + data + field->offset, + field->size); num = data + (offset & 0xffff); } else { field = arg->int_array.field->field.field; if (!field) { str = arg->int_array.field->field.name; - field = pevent_find_any_field(event, str); + field = tep_find_any_field(event, str); if (!field) goto out_warning_field; arg->int_array.field->field.field = field; @@ -4071,7 +4057,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, if (arg->string.offset == -1) { struct format_field *f; - f = pevent_find_any_field(event, arg->string.string); + f = tep_find_any_field(event, arg->string.string); arg->string.offset = f->offset; } str_offset = data2host4(pevent, data + arg->string.offset); @@ -4089,7 +4075,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, if (arg->bitmask.offset == -1) { struct format_field *f; - f = pevent_find_any_field(event, arg->bitmask.bitmask); + f = tep_find_any_field(event, arg->bitmask.bitmask); arg->bitmask.offset = f->offset; } bitmask_offset = data2host4(pevent, data + arg->bitmask.offset); @@ -4132,8 +4118,8 @@ static unsigned long long process_defined_func(struct trace_seq *s, void *data, int size, struct event_format *event, struct print_arg *arg) { - struct pevent_function_handler *func_handle = arg->func.func; - struct pevent_func_params *param; + struct tep_function_handler *func_handle = arg->func.func; + struct func_params *param; unsigned long long *args; unsigned long long ret; struct print_arg *farg; @@ -4159,12 +4145,12 @@ process_defined_func(struct trace_seq *s, void *data, int size, for (i = 0; i < func_handle->nr_args; i++) { switch (param->type) { - case PEVENT_FUNC_ARG_INT: - case PEVENT_FUNC_ARG_LONG: - case PEVENT_FUNC_ARG_PTR: + case TEP_FUNC_ARG_INT: + case TEP_FUNC_ARG_LONG: + case TEP_FUNC_ARG_PTR: args[i] = eval_num_arg(data, size, event, farg); break; - case PEVENT_FUNC_ARG_STRING: + case TEP_FUNC_ARG_STRING: trace_seq_init(&str); print_str_arg(&str, data, size, event, "%s", -1, farg); trace_seq_terminate(&str); @@ -4227,7 +4213,7 @@ static void free_args(struct print_arg *args) static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struct event_format *event) { - struct pevent *pevent = event->pevent; + struct tep_handle *pevent = event->pevent; struct format_field *field, *ip_field; struct print_arg *args, *arg, **next; unsigned long long ip, val; @@ -4239,12 +4225,12 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc ip_field = pevent->bprint_ip_field; if (!field) { - field = pevent_find_field(event, "buf"); + field = tep_find_field(event, "buf"); if (!field) { do_warning_event(event, "can't find buffer field for binary printk"); return NULL; } - ip_field = pevent_find_field(event, "ip"); + ip_field = tep_find_field(event, "ip"); if (!ip_field) { do_warning_event(event, "can't find ip field for binary printk"); return NULL; @@ -4253,7 +4239,7 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc pevent->bprint_ip_field = ip_field; } - ip = pevent_read_number(pevent, data + ip_field->offset, ip_field->size); + ip = tep_read_number(pevent, data + ip_field->offset, ip_field->size); /* * The first arg is the IP pointer. @@ -4347,7 +4333,7 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc /* the pointers are always 4 bytes aligned */ bptr = (void *)(((unsigned long)bptr + 3) & ~3); - val = pevent_read_number(pevent, bptr, vsize); + val = tep_read_number(pevent, bptr, vsize); bptr += vsize; arg = alloc_arg(); if (!arg) { @@ -4404,7 +4390,7 @@ static char * get_bprint_format(void *data, int size __maybe_unused, struct event_format *event) { - struct pevent *pevent = event->pevent; + struct tep_handle *pevent = event->pevent; unsigned long long addr; struct format_field *field; struct printk_map *printk; @@ -4413,7 +4399,7 @@ get_bprint_format(void *data, int size __maybe_unused, field = pevent->bprint_fmt_field; if (!field) { - field = pevent_find_field(event, "fmt"); + field = tep_find_field(event, "fmt"); if (!field) { do_warning_event(event, "can't find format field for binary printk"); return NULL; @@ -4421,7 +4407,7 @@ get_bprint_format(void *data, int size __maybe_unused, pevent->bprint_fmt_field = field; } - addr = pevent_read_number(pevent, data + field->offset, field->size); + addr = tep_read_number(pevent, data + field->offset, field->size); printk = find_printk(pevent, addr); if (!printk) { @@ -4457,7 +4443,7 @@ static void print_mac_arg(struct trace_seq *s, int mac, void *data, int size, fmt = "%.2x%.2x%.2x%.2x%.2x%.2x"; if (!arg->field.field) { arg->field.field = - pevent_find_any_field(event, arg->field.name); + tep_find_any_field(event, arg->field.name); if (!arg->field.field) { do_warning_event(event, "%s: field %s not found", __func__, arg->field.name); @@ -4607,7 +4593,7 @@ static int print_ipv4_arg(struct trace_seq *s, const char *ptr, char i, if (!arg->field.field) { arg->field.field = - pevent_find_any_field(event, arg->field.name); + tep_find_any_field(event, arg->field.name); if (!arg->field.field) { do_warning("%s: field %s not found", __func__, arg->field.name); @@ -4653,7 +4639,7 @@ static int print_ipv6_arg(struct trace_seq *s, const char *ptr, char i, if (!arg->field.field) { arg->field.field = - pevent_find_any_field(event, arg->field.name); + tep_find_any_field(event, arg->field.name); if (!arg->field.field) { do_warning("%s: field %s not found", __func__, arg->field.name); @@ -4711,7 +4697,7 @@ static int print_ipsa_arg(struct trace_seq *s, const char *ptr, char i, if (!arg->field.field) { arg->field.field = - pevent_find_any_field(event, arg->field.name); + tep_find_any_field(event, arg->field.name); if (!arg->field.field) { do_warning("%s: field %s not found", __func__, arg->field.name); @@ -4800,18 +4786,18 @@ static int is_printable_array(char *p, unsigned int len) return 1; } -void pevent_print_field(struct trace_seq *s, void *data, - struct format_field *field) +void tep_print_field(struct trace_seq *s, void *data, + struct format_field *field) { unsigned long long val; unsigned int offset, len, i; - struct pevent *pevent = field->event->pevent; + struct tep_handle *pevent = field->event->pevent; if (field->flags & FIELD_IS_ARRAY) { offset = field->offset; len = field->size; if (field->flags & FIELD_IS_DYNAMIC) { - val = pevent_read_number(pevent, data + offset, len); + val = tep_read_number(pevent, data + offset, len); offset = val; len = offset >> 16; offset &= 0xffff; @@ -4831,8 +4817,8 @@ void pevent_print_field(struct trace_seq *s, void *data, field->flags &= ~FIELD_IS_STRING; } } else { - val = pevent_read_number(pevent, data + field->offset, - field->size); + val = tep_read_number(pevent, data + field->offset, + field->size); if (field->flags & FIELD_IS_POINTER) { trace_seq_printf(s, "0x%llx", val); } else if (field->flags & FIELD_IS_SIGNED) { @@ -4865,22 +4851,22 @@ void pevent_print_field(struct trace_seq *s, void *data, } } -void pevent_print_fields(struct trace_seq *s, void *data, - int size __maybe_unused, struct event_format *event) +void tep_print_fields(struct trace_seq *s, void *data, + int size __maybe_unused, struct event_format *event) { struct format_field *field; field = event->format.fields; while (field) { trace_seq_printf(s, " %s=", field->name); - pevent_print_field(s, data, field); + tep_print_field(s, data, field); field = field->next; } } static void pretty_print(struct trace_seq *s, void *data, int size, struct event_format *event) { - struct pevent *pevent = event->pevent; + struct tep_handle *pevent = event->pevent; struct print_fmt *print_fmt = &event->print_fmt; struct print_arg *arg = print_fmt->args; struct print_arg *args = NULL; @@ -4899,7 +4885,7 @@ static void pretty_print(struct trace_seq *s, void *data, int size, struct event if (event->flags & EVENT_FL_FAILED) { trace_seq_printf(s, "[FAILED TO PARSE]"); - pevent_print_fields(s, data, size, event); + tep_print_fields(s, data, size, event); return; } @@ -5140,7 +5126,7 @@ out_failed: } /** - * pevent_data_lat_fmt - parse the data for the latency format + * tep_data_lat_fmt - parse the data for the latency format * @pevent: a handle to the pevent * @s: the trace_seq to write to * @record: the record to read from @@ -5149,8 +5135,8 @@ out_failed: * need rescheduling, in hard/soft interrupt, preempt count * and lock depth) and places it into the trace_seq. */ -void pevent_data_lat_fmt(struct pevent *pevent, - struct trace_seq *s, struct pevent_record *record) +void tep_data_lat_fmt(struct tep_handle *pevent, + struct trace_seq *s, struct tep_record *record) { static int check_lock_depth = 1; static int check_migrate_disable = 1; @@ -5223,55 +5209,55 @@ void pevent_data_lat_fmt(struct pevent *pevent, } /** - * pevent_data_type - parse out the given event type + * tep_data_type - parse out the given event type * @pevent: a handle to the pevent * @rec: the record to read from * * This returns the event id from the @rec. */ -int pevent_data_type(struct pevent *pevent, struct pevent_record *rec) +int tep_data_type(struct tep_handle *pevent, struct tep_record *rec) { return trace_parse_common_type(pevent, rec->data); } /** - * pevent_data_event_from_type - find the event by a given type + * tep_data_event_from_type - find the event by a given type * @pevent: a handle to the pevent * @type: the type of the event. * * This returns the event form a given @type; */ -struct event_format *pevent_data_event_from_type(struct pevent *pevent, int type) +struct event_format *tep_data_event_from_type(struct tep_handle *pevent, int type) { - return pevent_find_event(pevent, type); + return tep_find_event(pevent, type); } /** - * pevent_data_pid - parse the PID from record + * tep_data_pid - parse the PID from record * @pevent: a handle to the pevent * @rec: the record to parse * * This returns the PID from a record. */ -int pevent_data_pid(struct pevent *pevent, struct pevent_record *rec) +int tep_data_pid(struct tep_handle *pevent, struct tep_record *rec) { return parse_common_pid(pevent, rec->data); } /** - * pevent_data_preempt_count - parse the preempt count from the record + * tep_data_preempt_count - parse the preempt count from the record * @pevent: a handle to the pevent * @rec: the record to parse * * This returns the preempt count from a record. */ -int pevent_data_preempt_count(struct pevent *pevent, struct pevent_record *rec) +int tep_data_preempt_count(struct tep_handle *pevent, struct tep_record *rec) { return parse_common_pc(pevent, rec->data); } /** - * pevent_data_flags - parse the latency flags from the record + * tep_data_flags - parse the latency flags from the record * @pevent: a handle to the pevent * @rec: the record to parse * @@ -5279,20 +5265,20 @@ int pevent_data_preempt_count(struct pevent *pevent, struct pevent_record *rec) * * Use trace_flag_type enum for the flags (see event-parse.h). */ -int pevent_data_flags(struct pevent *pevent, struct pevent_record *rec) +int tep_data_flags(struct tep_handle *pevent, struct tep_record *rec) { return parse_common_flags(pevent, rec->data); } /** - * pevent_data_comm_from_pid - return the command line from PID + * tep_data_comm_from_pid - return the command line from PID * @pevent: a handle to the pevent * @pid: the PID of the task to search for * * This returns a pointer to the command line that has the given * @pid. */ -const char *pevent_data_comm_from_pid(struct pevent *pevent, int pid) +const char *tep_data_comm_from_pid(struct tep_handle *pevent, int pid) { const char *comm; @@ -5301,7 +5287,7 @@ const char *pevent_data_comm_from_pid(struct pevent *pevent, int pid) } static struct cmdline * -pid_from_cmdlist(struct pevent *pevent, const char *comm, struct cmdline *next) +pid_from_cmdlist(struct tep_handle *pevent, const char *comm, struct cmdline *next) { struct cmdline_list *cmdlist = (struct cmdline_list *)next; @@ -5317,7 +5303,7 @@ pid_from_cmdlist(struct pevent *pevent, const char *comm, struct cmdline *next) } /** - * pevent_data_pid_from_comm - return the pid from a given comm + * tep_data_pid_from_comm - return the pid from a given comm * @pevent: a handle to the pevent * @comm: the cmdline to find the pid from * @next: the cmdline structure to find the next comm @@ -5329,8 +5315,8 @@ pid_from_cmdlist(struct pevent *pevent, const char *comm, struct cmdline *next) * next pid. * Also, it does a linear seach, so it may be slow. */ -struct cmdline *pevent_data_pid_from_comm(struct pevent *pevent, const char *comm, - struct cmdline *next) +struct cmdline *tep_data_pid_from_comm(struct tep_handle *pevent, const char *comm, + struct cmdline *next) { struct cmdline *cmdline; @@ -5365,13 +5351,13 @@ struct cmdline *pevent_data_pid_from_comm(struct pevent *pevent, const char *com } /** - * pevent_cmdline_pid - return the pid associated to a given cmdline + * tep_cmdline_pid - return the pid associated to a given cmdline * @cmdline: The cmdline structure to get the pid from * * Returns the pid for a give cmdline. If @cmdline is NULL, then * -1 is returned. */ -int pevent_cmdline_pid(struct pevent *pevent, struct cmdline *cmdline) +int tep_cmdline_pid(struct tep_handle *pevent, struct cmdline *cmdline) { struct cmdline_list *cmdlist = (struct cmdline_list *)cmdline; @@ -5391,7 +5377,7 @@ int pevent_cmdline_pid(struct pevent *pevent, struct cmdline *cmdline) } /** - * pevent_data_comm_from_pid - parse the data into the print format + * tep_event_info - parse the data into the print format * @s: the trace_seq to write to * @event: the handle to the event * @record: the record to read from @@ -5399,13 +5385,13 @@ int pevent_cmdline_pid(struct pevent *pevent, struct cmdline *cmdline) * This parses the raw @data using the given @event information and * writes the print format into the trace_seq. */ -void pevent_event_info(struct trace_seq *s, struct event_format *event, - struct pevent_record *record) +void tep_event_info(struct trace_seq *s, struct event_format *event, + struct tep_record *record) { int print_pretty = 1; if (event->pevent->print_raw || (event->flags & EVENT_FL_PRINTRAW)) - pevent_print_fields(s, record->data, record->size, event); + tep_print_fields(s, record->data, record->size, event); else { if (event->handler && !(event->flags & EVENT_FL_NOHANDLE)) @@ -5433,7 +5419,7 @@ static bool is_timestamp_in_us(char *trace_clock, bool use_trace_clock) } /** - * pevent_find_event_by_record - return the event from a given record + * tep_find_event_by_record - return the event from a given record * @pevent: a handle to the pevent * @record: The record to get the event from * @@ -5441,7 +5427,7 @@ static bool is_timestamp_in_us(char *trace_clock, bool use_trace_clock) * is found. */ struct event_format * -pevent_find_event_by_record(struct pevent *pevent, struct pevent_record *record) +tep_find_event_by_record(struct tep_handle *pevent, struct tep_record *record) { int type; @@ -5452,11 +5438,11 @@ pevent_find_event_by_record(struct pevent *pevent, struct pevent_record *record) type = trace_parse_common_type(pevent, record->data); - return pevent_find_event(pevent, type); + return tep_find_event(pevent, type); } /** - * pevent_print_event_task - Write the event task comm, pid and CPU + * tep_print_event_task - Write the event task comm, pid and CPU * @pevent: a handle to the pevent * @s: the trace_seq to write to * @event: the handle to the record's event @@ -5464,9 +5450,9 @@ pevent_find_event_by_record(struct pevent *pevent, struct pevent_record *record) * * Writes the tasks comm, pid and CPU to @s. */ -void pevent_print_event_task(struct pevent *pevent, struct trace_seq *s, - struct event_format *event, - struct pevent_record *record) +void tep_print_event_task(struct tep_handle *pevent, struct trace_seq *s, + struct event_format *event, + struct tep_record *record) { void *data = record->data; const char *comm; @@ -5483,7 +5469,7 @@ void pevent_print_event_task(struct pevent *pevent, struct trace_seq *s, } /** - * pevent_print_event_time - Write the event timestamp + * tep_print_event_time - Write the event timestamp * @pevent: a handle to the pevent * @s: the trace_seq to write to * @event: the handle to the record's event @@ -5492,10 +5478,10 @@ void pevent_print_event_task(struct pevent *pevent, struct trace_seq *s, * * Writes the timestamp of the record into @s. */ -void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, - struct event_format *event, - struct pevent_record *record, - bool use_trace_clock) +void tep_print_event_time(struct tep_handle *pevent, struct trace_seq *s, + struct event_format *event, + struct tep_record *record, + bool use_trace_clock) { unsigned long secs; unsigned long usecs; @@ -5511,11 +5497,11 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, } if (pevent->latency_format) { - pevent_data_lat_fmt(pevent, s, record); + tep_data_lat_fmt(pevent, s, record); } if (use_usec_format) { - if (pevent->flags & PEVENT_NSEC_OUTPUT) { + if (pevent->flags & TEP_NSEC_OUTPUT) { usecs = nsecs; p = 9; } else { @@ -5534,7 +5520,7 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, } /** - * pevent_print_event_data - Write the event data section + * tep_print_event_data - Write the event data section * @pevent: a handle to the pevent * @s: the trace_seq to write to * @event: the handle to the record's event @@ -5542,9 +5528,9 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, * * Writes the parsing of the record's data to @s. */ -void pevent_print_event_data(struct pevent *pevent, struct trace_seq *s, - struct event_format *event, - struct pevent_record *record) +void tep_print_event_data(struct tep_handle *pevent, struct trace_seq *s, + struct event_format *event, + struct tep_record *record) { static const char *spaces = " "; /* 20 spaces */ int len; @@ -5556,15 +5542,15 @@ void pevent_print_event_data(struct pevent *pevent, struct trace_seq *s, if (len < 20) trace_seq_printf(s, "%.*s", 20 - len, spaces); - pevent_event_info(s, event, record); + tep_event_info(s, event, record); } -void pevent_print_event(struct pevent *pevent, struct trace_seq *s, - struct pevent_record *record, bool use_trace_clock) +void tep_print_event(struct tep_handle *pevent, struct trace_seq *s, + struct tep_record *record, bool use_trace_clock) { struct event_format *event; - event = pevent_find_event_by_record(pevent, record); + event = tep_find_event_by_record(pevent, record); if (!event) { int i; int type = trace_parse_common_type(pevent, record->data); @@ -5577,9 +5563,9 @@ void pevent_print_event(struct pevent *pevent, struct trace_seq *s, return; } - pevent_print_event_task(pevent, s, event, record); - pevent_print_event_time(pevent, s, event, record, use_trace_clock); - pevent_print_event_data(pevent, s, event, record); + tep_print_event_task(pevent, s, event, record); + tep_print_event_time(pevent, s, event, record, use_trace_clock); + tep_print_event_data(pevent, s, event, record); } static int events_id_cmp(const void *a, const void *b) @@ -5630,7 +5616,7 @@ static int events_system_cmp(const void *a, const void *b) return events_id_cmp(a, b); } -struct event_format **pevent_list_events(struct pevent *pevent, enum event_sort_type sort_type) +struct event_format **tep_list_events(struct tep_handle *pevent, enum event_sort_type sort_type) { struct event_format **events; int (*sort)(const void *a, const void *b); @@ -5709,13 +5695,13 @@ get_event_fields(const char *type, const char *name, } /** - * pevent_event_common_fields - return a list of common fields for an event + * tep_event_common_fields - return a list of common fields for an event * @event: the event to return the common fields of. * * Returns an allocated array of fields. The last item in the array is NULL. * The array must be freed with free(). */ -struct format_field **pevent_event_common_fields(struct event_format *event) +struct format_field **tep_event_common_fields(struct event_format *event) { return get_event_fields("common", event->name, event->format.nr_common, @@ -5723,13 +5709,13 @@ struct format_field **pevent_event_common_fields(struct event_format *event) } /** - * pevent_event_fields - return a list of event specific fields for an event + * tep_event_fields - return a list of event specific fields for an event * @event: the event to return the fields of. * * Returns an allocated array of fields. The last item in the array is NULL. * The array must be freed with free(). */ -struct format_field **pevent_event_fields(struct event_format *event) +struct format_field **tep_event_fields(struct event_format *event) { return get_event_fields("event", event->name, event->format.nr_fields, @@ -5930,7 +5916,7 @@ static void parse_header_field(const char *field, } /** - * pevent_parse_header_page - parse the data stored in the header page + * tep_parse_header_page - parse the data stored in the header page * @pevent: the handle to the pevent * @buf: the buffer storing the header page format string * @size: the size of @buf @@ -5941,8 +5927,8 @@ static void parse_header_field(const char *field, * * /sys/kernel/debug/tracing/events/header_page */ -int pevent_parse_header_page(struct pevent *pevent, char *buf, unsigned long size, - int long_size) +int tep_parse_header_page(struct tep_handle *pevent, char *buf, unsigned long size, + int long_size) { int ignore; @@ -5994,7 +5980,7 @@ static void free_handler(struct event_handler *handle) free(handle); } -static int find_event_handle(struct pevent *pevent, struct event_format *event) +static int find_event_handle(struct tep_handle *pevent, struct event_format *event) { struct event_handler *handle, **next; @@ -6023,7 +6009,7 @@ static int find_event_handle(struct pevent *pevent, struct event_format *event) } /** - * __pevent_parse_format - parse the event format + * __tep_parse_format - parse the event format * @buf: the buffer storing the event format string * @size: the size of @buf * @sys: the system the event belongs to @@ -6035,9 +6021,9 @@ static int find_event_handle(struct pevent *pevent, struct event_format *event) * * /sys/kernel/debug/tracing/events/.../.../format */ -enum pevent_errno __pevent_parse_format(struct event_format **eventp, - struct pevent *pevent, const char *buf, - unsigned long size, const char *sys) +enum tep_errno __tep_parse_format(struct event_format **eventp, + struct tep_handle *pevent, const char *buf, + unsigned long size, const char *sys) { struct event_format *event; int ret; @@ -6046,12 +6032,12 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, *eventp = event = alloc_event(); if (!event) - return PEVENT_ERRNO__MEM_ALLOC_FAILED; + return TEP_ERRNO__MEM_ALLOC_FAILED; event->name = event_read_name(); if (!event->name) { /* Bad event? */ - ret = PEVENT_ERRNO__MEM_ALLOC_FAILED; + ret = TEP_ERRNO__MEM_ALLOC_FAILED; goto event_alloc_failed; } @@ -6064,7 +6050,7 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, event->id = event_read_id(); if (event->id < 0) { - ret = PEVENT_ERRNO__READ_ID_FAILED; + ret = TEP_ERRNO__READ_ID_FAILED; /* * This isn't an allocation error actually. * But as the ID is critical, just bail out. @@ -6074,7 +6060,7 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, event->system = strdup(sys); if (!event->system) { - ret = PEVENT_ERRNO__MEM_ALLOC_FAILED; + ret = TEP_ERRNO__MEM_ALLOC_FAILED; goto event_alloc_failed; } @@ -6083,7 +6069,7 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, ret = event_read_format(event); if (ret < 0) { - ret = PEVENT_ERRNO__READ_FORMAT_FAILED; + ret = TEP_ERRNO__READ_FORMAT_FAILED; goto event_parse_failed; } @@ -6098,7 +6084,7 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, show_warning = 1; if (ret < 0) { - ret = PEVENT_ERRNO__READ_PRINT_FAILED; + ret = TEP_ERRNO__READ_PRINT_FAILED; goto event_parse_failed; } @@ -6112,14 +6098,14 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, arg = alloc_arg(); if (!arg) { event->flags |= EVENT_FL_FAILED; - return PEVENT_ERRNO__OLD_FTRACE_ARG_FAILED; + return TEP_ERRNO__OLD_FTRACE_ARG_FAILED; } arg->type = PRINT_FIELD; arg->field.name = strdup(field->name); if (!arg->field.name) { event->flags |= EVENT_FL_FAILED; free_arg(arg); - return PEVENT_ERRNO__OLD_FTRACE_ARG_FAILED; + return TEP_ERRNO__OLD_FTRACE_ARG_FAILED; } arg->field.field = field; *list = arg; @@ -6142,20 +6128,20 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, return ret; } -static enum pevent_errno -__pevent_parse_event(struct pevent *pevent, - struct event_format **eventp, - const char *buf, unsigned long size, - const char *sys) +static enum tep_errno +__parse_event(struct tep_handle *pevent, + struct event_format **eventp, + const char *buf, unsigned long size, + const char *sys) { - int ret = __pevent_parse_format(eventp, pevent, buf, size, sys); + int ret = __tep_parse_format(eventp, pevent, buf, size, sys); struct event_format *event = *eventp; if (event == NULL) return ret; if (pevent && add_event(pevent, event)) { - ret = PEVENT_ERRNO__MEM_ALLOC_FAILED; + ret = TEP_ERRNO__MEM_ALLOC_FAILED; goto event_add_failed; } @@ -6166,12 +6152,12 @@ __pevent_parse_event(struct pevent *pevent, return 0; event_add_failed: - pevent_free_format(event); + tep_free_format(event); return ret; } /** - * pevent_parse_format - parse the event format + * tep_parse_format - parse the event format * @pevent: the handle to the pevent * @eventp: returned format * @buf: the buffer storing the event format string @@ -6185,16 +6171,16 @@ event_add_failed: * * /sys/kernel/debug/tracing/events/.../.../format */ -enum pevent_errno pevent_parse_format(struct pevent *pevent, - struct event_format **eventp, - const char *buf, - unsigned long size, const char *sys) +enum tep_errno tep_parse_format(struct tep_handle *pevent, + struct event_format **eventp, + const char *buf, + unsigned long size, const char *sys) { - return __pevent_parse_event(pevent, eventp, buf, size, sys); + return __parse_event(pevent, eventp, buf, size, sys); } /** - * pevent_parse_event - parse the event format + * tep_parse_event - parse the event format * @pevent: the handle to the pevent * @buf: the buffer storing the event format string * @size: the size of @buf @@ -6207,22 +6193,22 @@ enum pevent_errno pevent_parse_format(struct pevent *pevent, * * /sys/kernel/debug/tracing/events/.../.../format */ -enum pevent_errno pevent_parse_event(struct pevent *pevent, const char *buf, - unsigned long size, const char *sys) +enum tep_errno tep_parse_event(struct tep_handle *pevent, const char *buf, + unsigned long size, const char *sys) { struct event_format *event = NULL; - return __pevent_parse_event(pevent, &event, buf, size, sys); + return __parse_event(pevent, &event, buf, size, sys); } #undef _PE #define _PE(code, str) str -static const char * const pevent_error_str[] = { - PEVENT_ERRORS +static const char * const tep_error_str[] = { + TEP_ERRORS }; #undef _PE -int pevent_strerror(struct pevent *pevent __maybe_unused, - enum pevent_errno errnum, char *buf, size_t buflen) +int tep_strerror(struct tep_handle *pevent __maybe_unused, + enum tep_errno errnum, char *buf, size_t buflen) { int idx; const char *msg; @@ -6232,19 +6218,19 @@ int pevent_strerror(struct pevent *pevent __maybe_unused, return 0; } - if (errnum <= __PEVENT_ERRNO__START || - errnum >= __PEVENT_ERRNO__END) + if (errnum <= __TEP_ERRNO__START || + errnum >= __TEP_ERRNO__END) return -1; - idx = errnum - __PEVENT_ERRNO__START - 1; - msg = pevent_error_str[idx]; + idx = errnum - __TEP_ERRNO__START - 1; + msg = tep_error_str[idx]; snprintf(buf, buflen, "%s", msg); return 0; } int get_field_val(struct trace_seq *s, struct format_field *field, - const char *name, struct pevent_record *record, + const char *name, struct tep_record *record, unsigned long long *val, int err) { if (!field) { @@ -6253,7 +6239,7 @@ int get_field_val(struct trace_seq *s, struct format_field *field, return -1; } - if (pevent_read_number_field(field, record->data, val)) { + if (tep_read_number_field(field, record->data, val)) { if (err) trace_seq_printf(s, " %s=INVALID", name); return -1; @@ -6263,7 +6249,7 @@ int get_field_val(struct trace_seq *s, struct format_field *field, } /** - * pevent_get_field_raw - return the raw pointer into the data field + * tep_get_field_raw - return the raw pointer into the data field * @s: The seq to print to on error * @event: the event that the field is for * @name: The name of the field @@ -6276,9 +6262,9 @@ int get_field_val(struct trace_seq *s, struct format_field *field, * * On failure, it returns NULL. */ -void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event, - const char *name, struct pevent_record *record, - int *len, int err) +void *tep_get_field_raw(struct trace_seq *s, struct event_format *event, + const char *name, struct tep_record *record, + int *len, int err) { struct format_field *field; void *data = record->data; @@ -6288,7 +6274,7 @@ void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event, if (!event) return NULL; - field = pevent_find_field(event, name); + field = tep_find_field(event, name); if (!field) { if (err) @@ -6302,7 +6288,7 @@ void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event, offset = field->offset; if (field->flags & FIELD_IS_DYNAMIC) { - offset = pevent_read_number(event->pevent, + offset = tep_read_number(event->pevent, data + offset, field->size); *len = offset >> 16; offset &= 0xffff; @@ -6313,7 +6299,7 @@ void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event, } /** - * pevent_get_field_val - find a field and return its value + * tep_get_field_val - find a field and return its value * @s: The seq to print to on error * @event: the event that the field is for * @name: The name of the field @@ -6323,22 +6309,22 @@ void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event, * * Returns 0 on success -1 on field not found. */ -int pevent_get_field_val(struct trace_seq *s, struct event_format *event, - const char *name, struct pevent_record *record, - unsigned long long *val, int err) +int tep_get_field_val(struct trace_seq *s, struct event_format *event, + const char *name, struct tep_record *record, + unsigned long long *val, int err) { struct format_field *field; if (!event) return -1; - field = pevent_find_field(event, name); + field = tep_find_field(event, name); return get_field_val(s, field, name, record, val, err); } /** - * pevent_get_common_field_val - find a common field and return its value + * tep_get_common_field_val - find a common field and return its value * @s: The seq to print to on error * @event: the event that the field is for * @name: The name of the field @@ -6348,22 +6334,22 @@ int pevent_get_field_val(struct trace_seq *s, struct event_format *event, * * Returns 0 on success -1 on field not found. */ -int pevent_get_common_field_val(struct trace_seq *s, struct event_format *event, - const char *name, struct pevent_record *record, - unsigned long long *val, int err) +int tep_get_common_field_val(struct trace_seq *s, struct event_format *event, + const char *name, struct tep_record *record, + unsigned long long *val, int err) { struct format_field *field; if (!event) return -1; - field = pevent_find_common_field(event, name); + field = tep_find_common_field(event, name); return get_field_val(s, field, name, record, val, err); } /** - * pevent_get_any_field_val - find a any field and return its value + * tep_get_any_field_val - find a any field and return its value * @s: The seq to print to on error * @event: the event that the field is for * @name: The name of the field @@ -6373,22 +6359,22 @@ int pevent_get_common_field_val(struct trace_seq *s, struct event_format *event, * * Returns 0 on success -1 on field not found. */ -int pevent_get_any_field_val(struct trace_seq *s, struct event_format *event, - const char *name, struct pevent_record *record, - unsigned long long *val, int err) +int tep_get_any_field_val(struct trace_seq *s, struct event_format *event, + const char *name, struct tep_record *record, + unsigned long long *val, int err) { struct format_field *field; if (!event) return -1; - field = pevent_find_any_field(event, name); + field = tep_find_any_field(event, name); return get_field_val(s, field, name, record, val, err); } /** - * pevent_print_num_field - print a field and a format + * tep_print_num_field - print a field and a format * @s: The seq to print to * @fmt: The printf format to print the field with. * @event: the event that the field is for @@ -6398,17 +6384,17 @@ int pevent_get_any_field_val(struct trace_seq *s, struct event_format *event, * * Returns: 0 on success, -1 field not found, or 1 if buffer is full. */ -int pevent_print_num_field(struct trace_seq *s, const char *fmt, - struct event_format *event, const char *name, - struct pevent_record *record, int err) +int tep_print_num_field(struct trace_seq *s, const char *fmt, + struct event_format *event, const char *name, + struct tep_record *record, int err) { - struct format_field *field = pevent_find_field(event, name); + struct format_field *field = tep_find_field(event, name); unsigned long long val; if (!field) goto failed; - if (pevent_read_number_field(field, record->data, &val)) + if (tep_read_number_field(field, record->data, &val)) goto failed; return trace_seq_printf(s, fmt, val); @@ -6420,7 +6406,7 @@ int pevent_print_num_field(struct trace_seq *s, const char *fmt, } /** - * pevent_print_func_field - print a field and a format for function pointers + * tep_print_func_field - print a field and a format for function pointers * @s: The seq to print to * @fmt: The printf format to print the field with. * @event: the event that the field is for @@ -6430,12 +6416,12 @@ int pevent_print_num_field(struct trace_seq *s, const char *fmt, * * Returns: 0 on success, -1 field not found, or 1 if buffer is full. */ -int pevent_print_func_field(struct trace_seq *s, const char *fmt, - struct event_format *event, const char *name, - struct pevent_record *record, int err) +int tep_print_func_field(struct trace_seq *s, const char *fmt, + struct event_format *event, const char *name, + struct tep_record *record, int err) { - struct format_field *field = pevent_find_field(event, name); - struct pevent *pevent = event->pevent; + struct format_field *field = tep_find_field(event, name); + struct tep_handle *pevent = event->pevent; unsigned long long val; struct func_map *func; char tmp[128]; @@ -6443,7 +6429,7 @@ int pevent_print_func_field(struct trace_seq *s, const char *fmt, if (!field) goto failed; - if (pevent_read_number_field(field, record->data, &val)) + if (tep_read_number_field(field, record->data, &val)) goto failed; func = find_func(pevent, val); @@ -6461,9 +6447,9 @@ int pevent_print_func_field(struct trace_seq *s, const char *fmt, return -1; } -static void free_func_handle(struct pevent_function_handler *func) +static void free_func_handle(struct tep_function_handler *func) { - struct pevent_func_params *params; + struct func_params *params; free(func->name); @@ -6477,29 +6463,29 @@ static void free_func_handle(struct pevent_function_handler *func) } /** - * pevent_register_print_function - register a helper function + * tep_register_print_function - register a helper function * @pevent: the handle to the pevent * @func: the function to process the helper function * @ret_type: the return type of the helper function * @name: the name of the helper function - * @parameters: A list of enum pevent_func_arg_type + * @parameters: A list of enum tep_func_arg_type * * Some events may have helper functions in the print format arguments. * This allows a plugin to dynamically create a way to process one * of these functions. * - * The @parameters is a variable list of pevent_func_arg_type enums that - * must end with PEVENT_FUNC_ARG_VOID. + * The @parameters is a variable list of tep_func_arg_type enums that + * must end with TEP_FUNC_ARG_VOID. */ -int pevent_register_print_function(struct pevent *pevent, - pevent_func_handler func, - enum pevent_func_arg_type ret_type, - char *name, ...) -{ - struct pevent_function_handler *func_handle; - struct pevent_func_params **next_param; - struct pevent_func_params *param; - enum pevent_func_arg_type type; +int tep_register_print_function(struct tep_handle *pevent, + tep_func_handler func, + enum tep_func_arg_type ret_type, + char *name, ...) +{ + struct tep_function_handler *func_handle; + struct func_params **next_param; + struct func_params *param; + enum tep_func_arg_type type; va_list ap; int ret; @@ -6517,7 +6503,7 @@ int pevent_register_print_function(struct pevent *pevent, func_handle = calloc(1, sizeof(*func_handle)); if (!func_handle) { do_warning("Failed to allocate function handler"); - return PEVENT_ERRNO__MEM_ALLOC_FAILED; + return TEP_ERRNO__MEM_ALLOC_FAILED; } func_handle->ret_type = ret_type; @@ -6526,26 +6512,26 @@ int pevent_register_print_function(struct pevent *pevent, if (!func_handle->name) { do_warning("Failed to allocate function name"); free(func_handle); - return PEVENT_ERRNO__MEM_ALLOC_FAILED; + return TEP_ERRNO__MEM_ALLOC_FAILED; } next_param = &(func_handle->params); va_start(ap, name); for (;;) { - type = va_arg(ap, enum pevent_func_arg_type); - if (type == PEVENT_FUNC_ARG_VOID) + type = va_arg(ap, enum tep_func_arg_type); + if (type == TEP_FUNC_ARG_VOID) break; - if (type >= PEVENT_FUNC_ARG_MAX_TYPES) { + if (type >= TEP_FUNC_ARG_MAX_TYPES) { do_warning("Invalid argument type %d", type); - ret = PEVENT_ERRNO__INVALID_ARG_TYPE; + ret = TEP_ERRNO__INVALID_ARG_TYPE; goto out_free; } param = malloc(sizeof(*param)); if (!param) { do_warning("Failed to allocate function param"); - ret = PEVENT_ERRNO__MEM_ALLOC_FAILED; + ret = TEP_ERRNO__MEM_ALLOC_FAILED; goto out_free; } param->type = type; @@ -6569,7 +6555,7 @@ int pevent_register_print_function(struct pevent *pevent, } /** - * pevent_unregister_print_function - unregister a helper function + * tep_unregister_print_function - unregister a helper function * @pevent: the handle to the pevent * @func: the function to process the helper function * @name: the name of the helper function @@ -6578,10 +6564,10 @@ int pevent_register_print_function(struct pevent *pevent, * * Returns 0 if the handler was removed successully, -1 otherwise. */ -int pevent_unregister_print_function(struct pevent *pevent, - pevent_func_handler func, char *name) +int tep_unregister_print_function(struct tep_handle *pevent, + tep_func_handler func, char *name) { - struct pevent_function_handler *func_handle; + struct tep_function_handler *func_handle; func_handle = find_func_handler(pevent, name); if (func_handle && func_handle->func == func) { @@ -6591,15 +6577,15 @@ int pevent_unregister_print_function(struct pevent *pevent, return -1; } -static struct event_format *pevent_search_event(struct pevent *pevent, int id, - const char *sys_name, - const char *event_name) +static struct event_format *search_event(struct tep_handle *pevent, int id, + const char *sys_name, + const char *event_name) { struct event_format *event; if (id >= 0) { /* search by id */ - event = pevent_find_event(pevent, id); + event = tep_find_event(pevent, id); if (!event) return NULL; if (event_name && (strcmp(event_name, event->name) != 0)) @@ -6607,7 +6593,7 @@ static struct event_format *pevent_search_event(struct pevent *pevent, int id, if (sys_name && (strcmp(sys_name, event->system) != 0)) return NULL; } else { - event = pevent_find_event_by_name(pevent, sys_name, event_name); + event = tep_find_event_by_name(pevent, sys_name, event_name); if (!event) return NULL; } @@ -6615,7 +6601,7 @@ static struct event_format *pevent_search_event(struct pevent *pevent, int id, } /** - * pevent_register_event_handler - register a way to parse an event + * tep_register_event_handler - register a way to parse an event * @pevent: the handle to the pevent * @id: the id of the event to register * @sys_name: the system name the event belongs to @@ -6631,14 +6617,14 @@ static struct event_format *pevent_search_event(struct pevent *pevent, int id, * If @id is >= 0, then it is used to find the event. * else @sys_name and @event_name are used. */ -int pevent_register_event_handler(struct pevent *pevent, int id, - const char *sys_name, const char *event_name, - pevent_event_handler_func func, void *context) +int tep_register_event_handler(struct tep_handle *pevent, int id, + const char *sys_name, const char *event_name, + tep_event_handler_func func, void *context) { struct event_format *event; struct event_handler *handle; - event = pevent_search_event(pevent, id, sys_name, event_name); + event = search_event(pevent, id, sys_name, event_name); if (event == NULL) goto not_found; @@ -6654,7 +6640,7 @@ int pevent_register_event_handler(struct pevent *pevent, int id, handle = calloc(1, sizeof(*handle)); if (!handle) { do_warning("Failed to allocate event handler"); - return PEVENT_ERRNO__MEM_ALLOC_FAILED; + return TEP_ERRNO__MEM_ALLOC_FAILED; } handle->id = id; @@ -6669,7 +6655,7 @@ int pevent_register_event_handler(struct pevent *pevent, int id, free((void *)handle->event_name); free((void *)handle->sys_name); free(handle); - return PEVENT_ERRNO__MEM_ALLOC_FAILED; + return TEP_ERRNO__MEM_ALLOC_FAILED; } handle->func = func; @@ -6682,7 +6668,7 @@ int pevent_register_event_handler(struct pevent *pevent, int id, static int handle_matches(struct event_handler *handler, int id, const char *sys_name, const char *event_name, - pevent_event_handler_func func, void *context) + tep_event_handler_func func, void *context) { if (id >= 0 && id != handler->id) return 0; @@ -6700,7 +6686,7 @@ static int handle_matches(struct event_handler *handler, int id, } /** - * pevent_unregister_event_handler - unregister an existing event handler + * tep_unregister_event_handler - unregister an existing event handler * @pevent: the handle to the pevent * @id: the id of the event to unregister * @sys_name: the system name the handler belongs to @@ -6715,15 +6701,15 @@ static int handle_matches(struct event_handler *handler, int id, * * Returns 0 if handler was removed successfully, -1 if event was not found. */ -int pevent_unregister_event_handler(struct pevent *pevent, int id, - const char *sys_name, const char *event_name, - pevent_event_handler_func func, void *context) +int tep_unregister_event_handler(struct tep_handle *pevent, int id, + const char *sys_name, const char *event_name, + tep_event_handler_func func, void *context) { struct event_format *event; struct event_handler *handle; struct event_handler **next; - event = pevent_search_event(pevent, id, sys_name, event_name); + event = search_event(pevent, id, sys_name, event_name); if (event == NULL) goto not_found; @@ -6754,11 +6740,11 @@ not_found: } /** - * pevent_alloc - create a pevent handle + * tep_alloc - create a pevent handle */ -struct pevent *pevent_alloc(void) +struct tep_handle *tep_alloc(void) { - struct pevent *pevent = calloc(1, sizeof(*pevent)); + struct tep_handle *pevent = calloc(1, sizeof(*pevent)); if (pevent) pevent->ref_count = 1; @@ -6766,12 +6752,12 @@ struct pevent *pevent_alloc(void) return pevent; } -void pevent_ref(struct pevent *pevent) +void tep_ref(struct tep_handle *pevent) { pevent->ref_count++; } -void pevent_free_format_field(struct format_field *field) +void tep_free_format_field(struct format_field *field) { free(field->type); if (field->alias != field->name) @@ -6786,7 +6772,7 @@ static void free_format_fields(struct format_field *field) while (field) { next = field->next; - pevent_free_format_field(field); + tep_free_format_field(field); field = next; } } @@ -6797,7 +6783,7 @@ static void free_formats(struct format *format) free_format_fields(format->fields); } -void pevent_free_format(struct event_format *event) +void tep_free_format(struct event_format *event) { free(event->name); free(event->system); @@ -6811,15 +6797,15 @@ void pevent_free_format(struct event_format *event) } /** - * pevent_free - free a pevent handle + * tep_free - free a pevent handle * @pevent: the pevent handle to free */ -void pevent_free(struct pevent *pevent) +void tep_free(struct tep_handle *pevent) { struct cmdline_list *cmdlist, *cmdnext; struct func_list *funclist, *funcnext; struct printk_list *printklist, *printknext; - struct pevent_function_handler *func_handler; + struct tep_function_handler *func_handler; struct event_handler *handle; int i; @@ -6883,7 +6869,7 @@ void pevent_free(struct pevent *pevent) } for (i = 0; i < pevent->nr_events; i++) - pevent_free_format(pevent->events[i]); + tep_free_format(pevent->events[i]); while (pevent->handlers) { handle = pevent->handlers; @@ -6899,7 +6885,7 @@ void pevent_free(struct pevent *pevent) free(pevent); } -void pevent_unref(struct pevent *pevent) +void tep_unref(struct tep_handle *pevent) { - pevent_free(pevent); + tep_free(pevent); } |