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Commit b0b35f01 authored by David Ahern's avatar David Ahern Committed by Arnaldo Carvalho de Melo
Browse files

perf evsel: Add option to print stack trace on single line 



Option is used by upcoming timehist command.

Signed-off-by: default avatarDavid Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1375930261-77273-11-git-send-email-dsahern@gmail.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent a6ffaf91

tools/perf/util/session.c

+6 −2
Original line number Diff line number Diff line
@@ -1497,6 +1497,8 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 
	int print_sym = print_opts & PRINT_IP_OPT_SYM;

	int print_dso = print_opts & PRINT_IP_OPT_DSO;

	int print_symoffset = print_opts & PRINT_IP_OPT_SYMOFFSET;

	int print_oneline = print_opts & PRINT_IP_OPT_ONELINE;

	char s = print_oneline ? ' ' : '\t';



	if (perf_event__preprocess_sample(event, machine, &al, sample,

					  NULL) < 0) {
@@ -1521,7 +1523,7 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 
				break;



			if (print_ip)

				printf("%16" PRIx64, node->ip);

				printf("%c%16" PRIx64, s, node->ip);



			if (print_sym) {

				printf(" ");
@@ -1537,6 +1539,8 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 
				map__fprintf_dsoname(node->map, stdout);

				printf(")");

			}



			if (!print_oneline)

				printf("\n");



			callchain_cursor_advance(&callchain_cursor);

tools/perf/util/session.h

+1 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ struct perf_session { 
#define PRINT_IP_OPT_SYM		(1<<1)

#define PRINT_IP_OPT_DSO		(1<<2)

#define PRINT_IP_OPT_SYMOFFSET	(1<<3)

#define PRINT_IP_OPT_ONELINE	(1<<4)



struct perf_tool;