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perf annotate: Move session handling out of __cmd_annotate() 

This is a preparation of fixing dso__load_kernel_sym().  It needs a
session info before calling symbol__init().

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1407825645-24586-4-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2014-08-12 15:40:35 +09:00 committed by Arnaldo Carvalho de Melo
parent e96c674fe2
commit fa10f316d5
1 changed files with 40 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

75
tools/perf/builtin-annotate.c
View File

@ -36,7 +36,8 @@
struct perf_annotate {
struct perf_tool tool;
bool force, use_tui, use_stdio, use_gtk;
struct perf_session *session;
bool use_tui, use_stdio, use_gtk;
bool full_paths;
bool print_line;
bool skip_missing;
@ -188,18 +189,9 @@ find_next:
static int __cmd_annotate(struct perf_annotate *ann)
{
int ret;
struct perf_session *session;
struct perf_session *session = ann->session;
struct perf_evsel *pos;
u64 total_nr_samples;
struct perf_data_file file = {
.path = input_name,
.mode = PERF_DATA_MODE_READ,
.force = ann->force,
};
session = perf_session__new(&file, false, &ann->tool);
if (session == NULL)
return -ENOMEM;
machines__set_symbol_filter(&session->machines, symbol__annotate_init);
@ -207,22 +199,22 @@ static int __cmd_annotate(struct perf_annotate *ann)
ret = perf_session__cpu_bitmap(session, ann->cpu_list,
ann->cpu_bitmap);
if (ret)
goto out_delete;
goto out;
}
if (!objdump_path) {
ret = perf_session_env__lookup_objdump(&session->header.env);
if (ret)
goto out_delete;
goto out;
}
ret = perf_session__process_events(session, &ann->tool);
if (ret)
goto out_delete;
goto out;
if (dump_trace) {
perf_session__fprintf_nr_events(session, stdout);
goto out_delete;
goto out;
}
if (verbose > 3)
@ -250,8 +242,8 @@ static int __cmd_annotate(struct perf_annotate *ann)
}
if (total_nr_samples == 0) {
ui__error("The %s file has no samples!\n", file.path);
goto out_delete;
ui__error("The %s file has no samples!\n", session->file->path);
goto out;
}
if (use_browser == 2) {
@ -261,24 +253,12 @@ static int __cmd_annotate(struct perf_annotate *ann)
"perf_gtk__show_annotations");
if (show_annotations == NULL) {
ui__error("GTK browser not found!\n");
goto out_delete;
goto out;
}
show_annotations();
}
out_delete:
/*
* Speed up the exit process, for large files this can
* take quite a while.
*
* XXX Enable this when using valgrind or if we ever
* librarize this command.
*
* Also experiment with obstacks to see how much speed
* up we'll get here.
*
* perf_session__delete(session);
*/
out:
return ret;
}
@ -301,6 +281,10 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
.ordering_requires_timestamps = true,
},
};
struct perf_data_file file = {
.path = input_name,
.mode = PERF_DATA_MODE_READ,
};
const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file",
"input file name"),
@ -308,7 +292,7 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
"only consider symbols in these dsos"),
OPT_STRING('s', "symbol", &annotate.sym_hist_filter, "symbol",
"symbol to annotate"),
OPT_BOOLEAN('f', "force", &annotate.force, "don't complain, do it"),
OPT_BOOLEAN('f', "force", &file.force, "don't complain, do it"),
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show symbol address, etc)"),
OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
@ -341,6 +325,7 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
"Show event group information together"),
OPT_END()
};
int ret;
argc = parse_options(argc, argv, options, annotate_usage, 0);
@ -353,11 +338,16 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
setup_browser(true);
annotate.session = perf_session__new(&file, false, &annotate.tool);
if (annotate.session == NULL)
return -ENOMEM;
symbol_conf.priv_size = sizeof(struct annotation);
symbol_conf.try_vmlinux_path = true;
if (symbol__init() < 0)
return -1;
ret = symbol__init();
if (ret < 0)
goto out_delete;
if (setup_sorting() < 0)
usage_with_options(annotate_usage, options);
@ -373,5 +363,20 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused)
annotate.sym_hist_filter = argv[0];
}
return __cmd_annotate(&annotate);
ret = __cmd_annotate(&annotate);
out_delete:
/*
* Speed up the exit process, for large files this can
* take quite a while.
*
* XXX Enable this when using valgrind or if we ever
* librarize this command.
*
* Also experiment with obstacks to see how much speed
* up we'll get here.
*
* perf_session__delete(session);
*/
return ret;
}