[PATCH v2 1/8] perf symbol: Print symbol offsets conditionally

From: Namhyung Kim
Date: Wed Nov 16 2016 - 01:08:25 EST


The __symbol__fprintf_symname_offs() always shows symbol offsets. So
there's no difference between 'perf script -F ip,sym' and 'perf script
-F ip,sym,symoff'. I don't think it's a desired behavior..

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
---
tools/perf/util/evsel_fprintf.c | 6 ++++--
tools/perf/util/symbol.h | 3 ++-
tools/perf/util/symbol_fprintf.c | 11 ++++++-----
3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c
index 662a0a6182e7..ccb602397b60 100644
--- a/tools/perf/util/evsel_fprintf.c
+++ b/tools/perf/util/evsel_fprintf.c
@@ -137,7 +137,8 @@ int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment,

if (print_symoffset) {
printed += __symbol__fprintf_symname_offs(node->sym, &node_al,
- print_unknown_as_addr, fp);
+ print_unknown_as_addr,
+ true, fp);
} else {
printed += __symbol__fprintf_symname(node->sym, &node_al,
print_unknown_as_addr, fp);
@@ -188,7 +189,8 @@ int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al,
printed += fprintf(fp, " ");
if (print_symoffset) {
printed += __symbol__fprintf_symname_offs(al->sym, al,
- print_unknown_as_addr, fp);
+ print_unknown_as_addr,
+ true, fp);
} else {
printed += __symbol__fprintf_symname(al->sym, al,
print_unknown_as_addr, fp);
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 2d0a905c879a..dec7e2d44885 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -282,7 +282,8 @@ int symbol__annotation_init(void);
struct symbol *symbol__new(u64 start, u64 len, u8 binding, const char *name);
size_t __symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al,
- bool unknown_as_addr, FILE *fp);
+ bool unknown_as_addr,
+ bool print_offsets, FILE *fp);
size_t symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al, FILE *fp);
size_t __symbol__fprintf_symname(const struct symbol *sym,
diff --git a/tools/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c
index a680bdaa65dc..7c6b33e8e2d2 100644
--- a/tools/perf/util/symbol_fprintf.c
+++ b/tools/perf/util/symbol_fprintf.c
@@ -15,14 +15,15 @@ size_t symbol__fprintf(struct symbol *sym, FILE *fp)

size_t __symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al,
- bool unknown_as_addr, FILE *fp)
+ bool unknown_as_addr,
+ bool print_offsets, FILE *fp)
{
unsigned long offset;
size_t length;

if (sym && sym->name) {
length = fprintf(fp, "%s", sym->name);
- if (al) {
+ if (al && print_offsets) {
if (al->addr < sym->end)
offset = al->addr - sym->start;
else
@@ -40,19 +41,19 @@ size_t symbol__fprintf_symname_offs(const struct symbol *sym,
const struct addr_location *al,
FILE *fp)
{
- return __symbol__fprintf_symname_offs(sym, al, false, fp);
+ return __symbol__fprintf_symname_offs(sym, al, false, true, fp);
}

size_t __symbol__fprintf_symname(const struct symbol *sym,
const struct addr_location *al,
bool unknown_as_addr, FILE *fp)
{
- return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, fp);
+ return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp);
}

size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp)
{
- return __symbol__fprintf_symname_offs(sym, NULL, false, fp);
+ return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp);
}

size_t dso__fprintf_symbols_by_name(struct dso *dso,
--
2.10.1