Commit-ID: 5230fb7db42914e47786a6e920d2624739b0f896
Gitweb: http://git.kernel.org/tip/5230fb7db42914e47786a6e920d2624739b0f896
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Tue, 10 Dec 2013 11:58:52 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 10 Dec 2013 16:51:09 -0300
perf symbols: Set alloc flag close to setting the long_name
This is a preparatory patch to do with dso__set_long_name what was done
with the short name variant.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-mb7eqhkyejq1qcf3p22wz2x7@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/probe-event.c | 2 +-
tools/perf/util/symbol.c | 31 +++++++++++--------------------
tools/perf/util/symbol.h | 3 ++-
3 files changed, 14 insertions(+), 22 deletions(-)
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 9c6989c..d7cff57 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -154,7 +154,7 @@ static struct dso *kernel_get_module_dso(const char *module)
vmlinux_name = symbol_conf.vmlinux_name;
if (vmlinux_name) {
- if (dso__load_vmlinux(dso, map, vmlinux_name, NULL) <= 0)
+ if (dso__load_vmlinux(dso, map, vmlinux_name, false, NULL) <= 0)
return NULL;
} else {
if (dso__load_vmlinux_path(dso, map, NULL) <= 0) {
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 265a149..9a5de88 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1408,7 +1408,8 @@ struct map *map_groups__find_by_name(struct map_groups *mg,
}
int dso__load_vmlinux(struct dso *dso, struct map *map,
- const char *vmlinux, symbol_filter_t filter)
+ const char *vmlinux, bool vmlinux_allocated,
+ symbol_filter_t filter)
{
int err = -1;
struct symsrc ss;
@@ -1438,6 +1439,7 @@ int dso__load_vmlinux(struct dso *dso, struct map *map,
else
dso->data_type = DSO_BINARY_TYPE__VMLINUX;
dso__set_long_name(dso, (char *)vmlinux);
+ dso->long_name_allocated = vmlinux_allocated;
dso__set_loaded(dso, map->type);
pr_debug("Using %s for symbols\n", symfs_vmlinux);
}
@@ -1456,21 +1458,16 @@ int dso__load_vmlinux_path(struct dso *dso, struct map *map,
filename = dso__build_id_filename(dso, NULL, 0);
if (filename != NULL) {
- err = dso__load_vmlinux(dso, map, filename, filter);
- if (err > 0) {
- dso->long_name_allocated = 1;
+ err = dso__load_vmlinux(dso, map, filename, true, filter);
+ if (err > 0)
goto out;
- }
free(filename);
}
for (i = 0; i < vmlinux_path__nr_entries; ++i) {
- err = dso__load_vmlinux(dso, map, vmlinux_path[i], filter);
- if (err > 0) {
- dso__set_long_name(dso, strdup(vmlinux_path[i]));
- dso->long_name_allocated = 1;
+ err = dso__load_vmlinux(dso, map, vmlinux_path[i], false, filter);
+ if (err > 0)
break;
- }
}
out:
return err;
@@ -1607,15 +1604,8 @@ static int dso__load_kernel_sym(struct dso *dso, struct map *map,
}
if (!symbol_conf.ignore_vmlinux && symbol_conf.vmlinux_name != NULL) {
- err = dso__load_vmlinux(dso, map,
- symbol_conf.vmlinux_name, filter);
- if (err > 0) {
- dso__set_long_name(dso,
- strdup(symbol_conf.vmlinux_name));
- dso->long_name_allocated = 1;
- return err;
- }
- return err;
+ return dso__load_vmlinux(dso, map, symbol_conf.vmlinux_name,
+ false, filter);
}
if (!symbol_conf.ignore_vmlinux && vmlinux_path != NULL) {
@@ -1671,7 +1661,8 @@ static int dso__load_guest_kernel_sym(struct dso *dso, struct map *map,
*/
if (symbol_conf.default_guest_vmlinux_name != NULL) {
err = dso__load_vmlinux(dso, map,
- symbol_conf.default_guest_vmlinux_name, filter);
+ symbol_conf.default_guest_vmlinux_name,
+ false, filter);
return err;
}
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index f1031a1..6de9c2b 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -206,7 +206,8 @@ bool symsrc__possibly_runtime(struct symsrc *ss);
int dso__load(struct dso *dso, struct map *map, symbol_filter_t filter);
int dso__load_vmlinux(struct dso *dso, struct map *map,
- const char *vmlinux, symbol_filter_t filter);
+ const char *vmlinux, bool vmlinux_allocated,
+ symbol_filter_t filter);
int dso__load_vmlinux_path(struct dso *dso, struct map *map,
symbol_filter_t filter);
int dso__load_kallsyms(struct dso *dso, const char *filename, struct map *map,
--
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