diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index abc7ac3713adf28a601f6e862a1fd991178fd061..ca3b87d5389a12bc9e00cccbab1168e22a42b5c1 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -353,6 +353,7 @@ LIB_OBJS += $(OUTPUT)util/pmu-bison.o LIB_OBJS += $(OUTPUT)util/trace-event-read.o LIB_OBJS += $(OUTPUT)util/trace-event-info.o LIB_OBJS += $(OUTPUT)util/trace-event-scripting.o +LIB_OBJS += $(OUTPUT)util/trace-event.o LIB_OBJS += $(OUTPUT)util/svghelper.o LIB_OBJS += $(OUTPUT)util/sort.o LIB_OBJS += $(OUTPUT)util/hist.o diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index c555bddfccd7de98f4f3a1ab6569ad7ba060f7d3..4484886dcf0866a5fb26488de6c3d14bd0a08040 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1786,7 +1786,7 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) return -1; } - err = scripting_ops->generate_script(session->pevent, + err = scripting_ops->generate_script(session->tevent.pevent, "perf-script"); goto out; } diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 3e755f2bfe8f19ad0e45c9bb6c080b573eb00a38..125cdc9250ee623bc333735fb067fa2fdf264f07 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2834,11 +2834,11 @@ int perf_session__read_header(struct perf_session *session) symbol_conf.nr_events = nr_attrs; - perf_header__process_sections(header, fd, &session->pevent, + perf_header__process_sections(header, fd, &session->tevent, perf_file_section__process); if (perf_evlist__prepare_tracepoint_events(session->evlist, - session->pevent)) + session->tevent.pevent)) goto out_delete_evlist; return 0; @@ -3003,7 +3003,7 @@ int perf_event__process_tracing_data(struct perf_tool *tool __maybe_unused, lseek(fd, offset + sizeof(struct tracing_data_event), SEEK_SET); - size_read = trace_report(fd, &session->pevent, + size_read = trace_report(fd, &session->tevent, session->repipe); padding = PERF_ALIGN(size_read, sizeof(u64)) - size_read; @@ -3025,7 +3025,7 @@ int perf_event__process_tracing_data(struct perf_tool *tool __maybe_unused, } perf_evlist__prepare_tracepoint_events(session->evlist, - session->pevent); + session->tevent.pevent); return size_read + padding; } diff --git a/tools/perf/util/python-ext-sources b/tools/perf/util/python-ext-sources index 239036fb2b2c0b08b9352dcbce368904917d2521..595bfc73d2ed28cf14feee7daf73c76d92527223 100644 --- a/tools/perf/util/python-ext-sources +++ b/tools/perf/util/python-ext-sources @@ -18,4 +18,5 @@ util/cgroup.c util/rblist.c util/strlist.c util/fs.c +util/trace-event.c ../../lib/rbtree.c diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h index 7e5d439864745e3ecc5aa455d4157014582c9eb7..004d3e8116aaa5eec952f177bced7f045df492db 100644 --- a/tools/perf/util/session.h +++ b/tools/perf/util/session.h @@ -1,6 +1,7 @@ #ifndef __PERF_SESSION_H #define __PERF_SESSION_H +#include "trace-event.h" #include "hist.h" #include "event.h" #include "header.h" @@ -32,7 +33,7 @@ struct perf_session { struct perf_header header; struct machines machines; struct perf_evlist *evlist; - struct pevent *pevent; + struct trace_event tevent; struct events_stats stats; bool repipe; struct ordered_samples ordered_samples; diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c index 6681f71f2f95e329ddc5eba636d05ce67d3591ee..e0d6d07f68485167f2b05260fd932a288b42eec9 100644 --- a/tools/perf/util/trace-event-parse.c +++ b/tools/perf/util/trace-event-parse.c @@ -28,19 +28,6 @@ #include "util.h" #include "trace-event.h" -struct pevent *read_trace_init(int file_bigendian, int host_bigendian) -{ - struct pevent *pevent = pevent_alloc(); - - if (pevent != NULL) { - pevent_set_flag(pevent, PEVENT_NSEC_OUTPUT); - pevent_set_file_bigendian(pevent, file_bigendian); - pevent_set_host_bigendian(pevent, host_bigendian); - } - - return pevent; -} - static int get_common_field(struct scripting_context *context, int *offset, int *size, const char *type) { diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c index f2112270c663d1c09f201272b7d348e5f6cf220d..e113e180c48f77398637a3b04771563412e3c0ee 100644 --- a/tools/perf/util/trace-event-read.c +++ b/tools/perf/util/trace-event-read.c @@ -343,7 +343,7 @@ static int read_event_files(struct pevent *pevent) return 0; } -ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe) +ssize_t trace_report(int fd, struct trace_event *tevent, bool __repipe) { char buf[BUFSIZ]; char test[] = { 23, 8, 68 }; @@ -356,11 +356,9 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe) int host_bigendian; int file_long_size; int file_page_size; - struct pevent *pevent; + struct pevent *pevent = NULL; int err; - *ppevent = NULL; - repipe = __repipe; input_fd = fd; @@ -390,12 +388,17 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe) file_bigendian = buf[0]; host_bigendian = bigendian(); - pevent = read_trace_init(file_bigendian, host_bigendian); - if (pevent == NULL) { - pr_debug("read_trace_init failed"); + if (trace_event__init(tevent)) { + pr_debug("trace_event__init failed"); goto out; } + pevent = tevent->pevent; + + pevent_set_flag(pevent, PEVENT_NSEC_OUTPUT); + pevent_set_file_bigendian(pevent, file_bigendian); + pevent_set_host_bigendian(pevent, host_bigendian); + if (do_read(buf, 1) < 0) goto out; file_long_size = buf[0]; @@ -432,11 +435,10 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe) pevent_print_printk(pevent); } - *ppevent = pevent; pevent = NULL; out: if (pevent) - pevent_free(pevent); + trace_event__cleanup(tevent); return size; } diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c new file mode 100644 index 0000000000000000000000000000000000000000..a155a77f30230ede0e7c928da6d2bc7b45c252dc --- /dev/null +++ b/tools/perf/util/trace-event.c @@ -0,0 +1,21 @@ + +#include +#include "trace-event.h" + +int trace_event__init(struct trace_event *t) +{ + struct pevent *pevent = pevent_alloc(); + + if (pevent) { + t->plugin_list = traceevent_load_plugins(pevent); + t->pevent = pevent; + } + + return pevent ? 0 : -1; +} + +void trace_event__cleanup(struct trace_event *t) +{ + pevent_free(t->pevent); + traceevent_unload_plugins(t->plugin_list); +} diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index 04df63114109604403f2f57a84ed03ec0b765707..75dded36a2f1a649efb22d238dadf07fabd3daab 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -3,17 +3,24 @@ #include #include "parse-events.h" -#include "session.h" struct machine; struct perf_sample; union perf_event; struct perf_tool; struct thread; +struct plugin_list; + +struct trace_event { + struct pevent *pevent; + struct plugin_list *plugin_list; +}; + +int trace_event__init(struct trace_event *t); +void trace_event__cleanup(struct trace_event *t); int bigendian(void); -struct pevent *read_trace_init(int file_bigendian, int host_bigendian); void event_format__print(struct event_format *event, int cpu, void *data, int size); @@ -27,7 +34,7 @@ raw_field_value(struct event_format *event, const char *name, void *data); void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size); void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size); -ssize_t trace_report(int fd, struct pevent **pevent, bool repipe); +ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe); struct event_format *trace_find_next_event(struct pevent *pevent, struct event_format *event);