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

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Option is used by upcoming timehist command.

Signed-off-by: David 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: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
David Ahern 2013-08-07 22:50:52 -04:00 • committed by Arnaldo Carvalho de Melo
parent a6ffaf9130
commit b0b35f0179
2 changed files with 7 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

8
tools/perf/util/session.c
View file

@ -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_sym = print_opts & PRINT_IP_OPT_SYM;
int print_dso = print_opts & PRINT_IP_OPT_DSO; int print_dso = print_opts & PRINT_IP_OPT_DSO;
int print_symoffset = print_opts & PRINT_IP_OPT_SYMOFFSET; 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, if (perf_event__preprocess_sample(event, machine, &al, sample,
NULL) < 0) { NULL) < 0) {
@ -1521,7 +1523,7 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
break; break;
if (print_ip) if (print_ip)
printf("%16" PRIx64, node->ip); printf("%c%16" PRIx64, s, node->ip);
if (print_sym) { if (print_sym) {
printf(" "); printf(" ");
@ -1537,7 +1539,9 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
map__fprintf_dsoname(node->map, stdout); map__fprintf_dsoname(node->map, stdout);
printf(")"); printf(")");
} }
printf("\n");
if (!print_oneline)
printf("\n");
callchain_cursor_advance(&callchain_cursor); callchain_cursor_advance(&callchain_cursor);
} }

1
tools/perf/util/session.h
View file

@ -45,6 +45,7 @@ struct perf_session {
#define PRINT_IP_OPT_SYM (1<<1) #define PRINT_IP_OPT_SYM (1<<1)
#define PRINT_IP_OPT_DSO (1<<2) #define PRINT_IP_OPT_DSO (1<<2)
#define PRINT_IP_OPT_SYMOFFSET (1<<3) #define PRINT_IP_OPT_SYMOFFSET (1<<3)
#define PRINT_IP_OPT_ONELINE (1<<4)
struct perf_tool; struct perf_tool;