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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-11-20 20:51:29 -0200
committerIngo Molnar <mingo@elte.hu>2009-11-21 14:11:34 +0100
commitef6ae724253429ac70d81e65d052f6a346d330bd (patch)
tree743ba1945e6060cc6e549b2eb0210b4492291700 /tools/perf/util
parentfbd733b815a5a57d7eb0d904edc49d18fd12df5c (diff)
perf symbols: Change the kernel DSO name if it comes from kallsyms
So that the user have a clearer indication about the source of the symbols, as we only state buildid mismatches in verbose mode, because 'perf top' would overwrite such warning anyway. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1258757489-5978-6-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util')
-rw-r--r--tools/perf/util/symbol.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 9cf6dbcd158..48f87f065a2 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -108,6 +108,8 @@ static size_t symbol__fprintf(struct symbol *self, FILE *fp)
static void dso__set_long_name(struct dso *self, char *name)
{
+ if (name == NULL)
+ return;
self->long_name = name;
self->long_name_len = strlen(name);
}
@@ -1377,8 +1379,11 @@ static int dso__load_kernel_sym(struct dso *self, struct map *map,
{
int err = dso__load_vmlinux(self, map, self->name, filter);
- if (err <= 0)
+ if (err <= 0) {
err = kernel_maps__load_kallsyms(filter);
+ if (err > 0)
+ dso__set_long_name(self, strdup("[kernel.kallsyms]"));
+ }
if (err > 0) {
map__fixup_start(map);