diff options
Diffstat (limited to 'tools/lib/traceevent')
| -rw-r--r-- | tools/lib/traceevent/Makefile | 56 | ||||
| -rw-r--r-- | tools/lib/traceevent/event-parse.c | 75 | ||||
| -rw-r--r-- | tools/lib/traceevent/event-parse.h | 6 | ||||
| -rw-r--r-- | tools/lib/traceevent/kbuffer-parse.c | 1 | ||||
| -rw-r--r-- | tools/lib/traceevent/plugin_function.c | 2 | ||||
| -rw-r--r-- | tools/lib/traceevent/plugin_sched_switch.c | 4 |
6 files changed, 110 insertions, 34 deletions
diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile index 7851df1490e0..47076b15eebe 100644 --- a/tools/lib/traceevent/Makefile +++ b/tools/lib/traceevent/Makefile @@ -86,7 +86,7 @@ ifndef VERBOSE endif ifeq ($(srctree),) -srctree := $(patsubst %/,%,$(dir $(shell pwd))) +srctree := $(patsubst %/,%,$(dir $(CURDIR))) srctree := $(patsubst %/,%,$(dir $(srctree))) srctree := $(patsubst %/,%,$(dir $(srctree))) #$(info Determined 'srctree' to be $(srctree)) @@ -99,8 +99,6 @@ libdir_SQ = $(subst ','\'',$(libdir)) libdir_relative_SQ = $(subst ','\'',$(libdir_relative)) plugin_dir_SQ = $(subst ','\'',$(plugin_dir)) -LIB_FILE = libtraceevent.a libtraceevent.so - CONFIG_INCLUDES = CONFIG_LIBS = CONFIG_FLAGS = @@ -114,6 +112,9 @@ N = EVENT_PARSE_VERSION = $(EP_VERSION).$(EP_PATCHLEVEL).$(EP_EXTRAVERSION) +LIB_TARGET = libtraceevent.a libtraceevent.so.$(EVENT_PARSE_VERSION) +LIB_INSTALL = libtraceevent.a libtraceevent.so* + INCLUDES = -I. -I $(srctree)/tools/include $(CONFIG_INCLUDES) # Set compile option CFLAGS @@ -156,11 +157,11 @@ PLUGINS += plugin_cfg80211.so PLUGINS := $(addprefix $(OUTPUT),$(PLUGINS)) PLUGINS_IN := $(PLUGINS:.so=-in.o) -TE_IN := $(OUTPUT)libtraceevent-in.o -LIB_FILE := $(addprefix $(OUTPUT),$(LIB_FILE)) +TE_IN := $(OUTPUT)libtraceevent-in.o +LIB_TARGET := $(addprefix $(OUTPUT),$(LIB_TARGET)) DYNAMIC_LIST_FILE := $(OUTPUT)libtraceevent-dynamic-list -CMD_TARGETS = $(LIB_FILE) $(PLUGINS) $(DYNAMIC_LIST_FILE) +CMD_TARGETS = $(LIB_TARGET) $(PLUGINS) $(DYNAMIC_LIST_FILE) TARGETS = $(CMD_TARGETS) @@ -171,8 +172,10 @@ all_cmd: $(CMD_TARGETS) $(TE_IN): force $(Q)$(MAKE) $(build)=libtraceevent -$(OUTPUT)libtraceevent.so: $(TE_IN) - $(QUIET_LINK)$(CC) --shared $^ -o $@ +$(OUTPUT)libtraceevent.so.$(EVENT_PARSE_VERSION): $(TE_IN) + $(QUIET_LINK)$(CC) --shared $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@ + @ln -sf $(@F) $(OUTPUT)libtraceevent.so + @ln -sf $(@F) $(OUTPUT)libtraceevent.so.$(EP_VERSION) $(OUTPUT)libtraceevent.a: $(TE_IN) $(QUIET_LINK)$(RM) $@; $(AR) rcs $@ $^ @@ -236,11 +239,15 @@ TAGS: force find . -name '*.[ch]' | xargs etags \ --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' +define do_install_mkdir + if [ ! -d '$(DESTDIR_SQ)$1' ]; then \ + $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \ + fi +endef + define do_install - if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ - $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ - fi; \ - $(INSTALL) $1 '$(DESTDIR_SQ)$2' + $(call do_install_mkdir,$2); \ + $(INSTALL) $(if $3,-m $3,) $1 '$(DESTDIR_SQ)$2' endef define do_install_plugins @@ -250,20 +257,33 @@ define do_install_plugins endef define do_generate_dynamic_list_file - (echo '{'; \ - $(NM) -u -D $1 | awk 'NF>1 {print "\t"$$2";"}' | sort -u; \ - echo '};'; \ - ) > $2 + symbol_type=`$(NM) -u -D $1 | awk 'NF>1 {print $$1}' | \ + xargs echo "U W w" | tr ' ' '\n' | sort -u | xargs echo`;\ + if [ "$$symbol_type" = "U W w" ];then \ + (echo '{'; \ + $(NM) -u -D $1 | awk 'NF>1 {print "\t"$$2";"}' | sort -u;\ + echo '};'; \ + ) > $2; \ + else \ + (echo Either missing one of [$1] or bad version of $(NM)) 1>&2;\ + fi endef install_lib: all_cmd install_plugins - $(call QUIET_INSTALL, $(LIB_FILE)) \ - $(call do_install,$(LIB_FILE),$(libdir_SQ)) + $(call QUIET_INSTALL, $(LIB_TARGET)) \ + $(call do_install_mkdir,$(libdir_SQ)); \ + cp -fpR $(LIB_INSTALL) $(DESTDIR)$(libdir_SQ) install_plugins: $(PLUGINS) $(call QUIET_INSTALL, trace_plugins) \ $(call do_install_plugins, $(PLUGINS)) +install_headers: + $(call QUIET_INSTALL, headers) \ + $(call do_install,event-parse.h,$(prefix)/include/traceevent,644); \ + $(call do_install,event-utils.h,$(prefix)/include/traceevent,644); \ + $(call do_install,kbuffer.h,$(prefix)/include/traceevent,644) + install: install_lib clean: diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 664c90c8e22b..7ce724fc0544 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -33,6 +33,7 @@ #include <stdint.h> #include <limits.h> #include <linux/string.h> +#include <linux/time64.h> #include <netinet/in.h> #include "event-parse.h" @@ -830,6 +831,7 @@ static void free_arg(struct print_arg *arg) free_flag_sym(arg->symbol.symbols); break; case PRINT_HEX: + case PRINT_HEX_STR: free_arg(arg->hex.field); free_arg(arg->hex.size); break; @@ -2628,10 +2630,11 @@ out_free: } static enum event_type -process_hex(struct event_format *event, struct print_arg *arg, char **tok) +process_hex_common(struct event_format *event, struct print_arg *arg, + char **tok, enum print_arg_type type) { memset(arg, 0, sizeof(*arg)); - arg->type = PRINT_HEX; + arg->type = type; if (alloc_and_process_delim(event, ",", &arg->hex.field)) goto out; @@ -2650,6 +2653,19 @@ out: } static enum event_type +process_hex(struct event_format *event, struct print_arg *arg, char **tok) +{ + return process_hex_common(event, arg, tok, PRINT_HEX); +} + +static enum event_type +process_hex_str(struct event_format *event, struct print_arg *arg, + char **tok) +{ + return process_hex_common(event, arg, tok, PRINT_HEX_STR); +} + +static enum event_type process_int_array(struct event_format *event, struct print_arg *arg, char **tok) { memset(arg, 0, sizeof(*arg)); @@ -3008,6 +3024,10 @@ process_function(struct event_format *event, struct print_arg *arg, free_token(token); return process_hex(event, arg, tok); } + if (strcmp(token, "__print_hex_str") == 0) { + free_token(token); + return process_hex_str(event, arg, tok); + } if (strcmp(token, "__print_array") == 0) { free_token(token); return process_int_array(event, arg, tok); @@ -3546,6 +3566,7 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg case PRINT_SYMBOL: case PRINT_INT_ARRAY: case PRINT_HEX: + case PRINT_HEX_STR: break; case PRINT_TYPE: val = eval_num_arg(data, size, event, arg->typecast.item); @@ -3961,6 +3982,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, } break; case PRINT_HEX: + case PRINT_HEX_STR: if (arg->hex.field->type == PRINT_DYNAMIC_ARRAY) { unsigned long offset; offset = pevent_read_number(pevent, @@ -3980,7 +4002,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size, } len = eval_num_arg(data, size, event, arg->hex.size); for (i = 0; i < len; i++) { - if (i) + if (i && arg->type == PRINT_HEX) trace_seq_putc(s, ' '); trace_seq_printf(s, "%02x", hex[i]); } @@ -5191,11 +5213,11 @@ struct event_format *pevent_data_event_from_type(struct pevent *pevent, int type } /** - * pevent_data_pid - parse the PID from raw data + * pevent_data_pid - parse the PID from record * @pevent: a handle to the pevent * @rec: the record to parse * - * This returns the PID from a raw data. + * This returns the PID from a record. */ int pevent_data_pid(struct pevent *pevent, struct pevent_record *rec) { @@ -5203,6 +5225,32 @@ int pevent_data_pid(struct pevent *pevent, struct pevent_record *rec) } /** + * pevent_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) +{ + return parse_common_pc(pevent, rec->data); +} + +/** + * pevent_data_flags - parse the latency flags from the record + * @pevent: a handle to the pevent + * @rec: the record to parse + * + * This returns the latency flags from a record. + * + * Use trace_flag_type enum for the flags (see event-parse.h). + */ +int pevent_data_flags(struct pevent *pevent, struct pevent_record *rec) +{ + return parse_common_flags(pevent, rec->data); +} + +/** * pevent_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 @@ -5424,8 +5472,8 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, use_usec_format = is_timestamp_in_us(pevent->trace_clock, use_trace_clock); if (use_usec_format) { - secs = record->ts / NSECS_PER_SEC; - nsecs = record->ts - secs * NSECS_PER_SEC; + secs = record->ts / NSEC_PER_SEC; + nsecs = record->ts - secs * NSEC_PER_SEC; } if (pevent->latency_format) { @@ -5437,10 +5485,10 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s, usecs = nsecs; p = 9; } else { - usecs = (nsecs + 500) / NSECS_PER_USEC; + usecs = (nsecs + 500) / NSEC_PER_USEC; /* To avoid usecs larger than 1 sec */ - if (usecs >= 1000000) { - usecs -= 1000000; + if (usecs >= USEC_PER_SEC) { + usecs -= USEC_PER_SEC; secs++; } p = 6; @@ -5700,6 +5748,13 @@ static void print_args(struct print_arg *args) print_args(args->hex.size); printf(")"); break; + case PRINT_HEX_STR: + printf("__print_hex_str("); + print_args(args->hex.field); + printf(", "); + print_args(args->hex.size); + printf(")"); + break; case PRINT_INT_ARRAY: printf("__print_array("); print_args(args->int_array.field); diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h index 9ffde377e89d..66342804161c 100644 --- a/tools/lib/traceevent/event-parse.h +++ b/tools/lib/traceevent/event-parse.h @@ -172,9 +172,6 @@ struct pevent_plugin_option { #define PEVENT_PLUGIN_OPTIONS_NAME MAKE_STR(PEVENT_PLUGIN_OPTIONS) #define PEVENT_PLUGIN_ALIAS_NAME MAKE_STR(PEVENT_PLUGIN_ALIAS) -#define NSECS_PER_SEC 1000000000ULL -#define NSECS_PER_USEC 1000ULL - enum format_flags { FIELD_IS_ARRAY = 1, FIELD_IS_POINTER = 2, @@ -295,6 +292,7 @@ enum print_arg_type { PRINT_FUNC, PRINT_BITMASK, PRINT_DYNAMIC_ARRAY_LEN, + PRINT_HEX_STR, }; struct print_arg { @@ -712,6 +710,8 @@ void pevent_data_lat_fmt(struct pevent *pevent, int pevent_data_type(struct pevent *pevent, struct pevent_record *rec); struct event_format *pevent_data_event_from_type(struct pevent *pevent, int type); int pevent_data_pid(struct pevent *pevent, struct pevent_record *rec); +int pevent_data_preempt_count(struct pevent *pevent, struct pevent_record *rec); +int pevent_data_flags(struct pevent *pevent, struct pevent_record *rec); const char *pevent_data_comm_from_pid(struct pevent *pevent, int pid); struct cmdline; struct cmdline *pevent_data_pid_from_comm(struct pevent *pevent, const char *comm, diff --git a/tools/lib/traceevent/kbuffer-parse.c b/tools/lib/traceevent/kbuffer-parse.c index 65984f1c2974..c94e3641b046 100644 --- a/tools/lib/traceevent/kbuffer-parse.c +++ b/tools/lib/traceevent/kbuffer-parse.c @@ -315,6 +315,7 @@ static unsigned int old_update_pointers(struct kbuffer *kbuf) extend += delta; delta = extend; ptr += 4; + length = 0; break; case OLD_RINGBUF_TYPE_TIME_STAMP: diff --git a/tools/lib/traceevent/plugin_function.c b/tools/lib/traceevent/plugin_function.c index a00ec190821a..42dbf73758f3 100644 --- a/tools/lib/traceevent/plugin_function.c +++ b/tools/lib/traceevent/plugin_function.c @@ -130,7 +130,7 @@ static int function_handler(struct trace_seq *s, struct pevent_record *record, unsigned long long pfunction; const char *func; const char *parent; - int index; + int index = 0; if (pevent_get_field_val(s, event, "ip", record, &function, 1)) return trace_seq_putc(s, '!'); diff --git a/tools/lib/traceevent/plugin_sched_switch.c b/tools/lib/traceevent/plugin_sched_switch.c index f1ce60065258..ec30c2fcbac0 100644 --- a/tools/lib/traceevent/plugin_sched_switch.c +++ b/tools/lib/traceevent/plugin_sched_switch.c @@ -111,7 +111,7 @@ static int sched_switch_handler(struct trace_seq *s, trace_seq_printf(s, "%lld ", val); if (pevent_get_field_val(s, event, "prev_prio", record, &val, 0) == 0) - trace_seq_printf(s, "[%lld] ", val); + trace_seq_printf(s, "[%d] ", (int) val); if (pevent_get_field_val(s, event, "prev_state", record, &val, 0) == 0) write_state(s, val); @@ -129,7 +129,7 @@ static int sched_switch_handler(struct trace_seq *s, trace_seq_printf(s, "%lld", val); if (pevent_get_field_val(s, event, "next_prio", record, &val, 0) == 0) - trace_seq_printf(s, " [%lld]", val); + trace_seq_printf(s, " [%d]", (int) val); return 0; } |