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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-12-11 14:50:37 -0200
committerIngo Molnar <mingo@elte.hu>2009-12-12 07:42:09 +0100
commit6893d4ee67cc100348088328cac73d56f7186aa3 (patch)
treec00d3976a6e137146a32c8341e82812aa3413db0 /tools
parent9958e1f0aee632c3665162c9c93cf8fde8006a94 (diff)
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perf symbols: Introduce symbol_type__is_a
For selecting the right types of symbols in /proc/kallsyms, will be followed by elf_symbol_type__is_a, for the same purpose on ELF symtabs. 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: <1260550239-5372-2-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/event.h4
-rw-r--r--tools/perf/util/symbol.c15
2 files changed, 13 insertions, 6 deletions
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index c7a78eef8e5..d9a65d91e92 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -103,10 +103,10 @@ void event__print_totals(void);
enum map_type {
MAP__FUNCTION = 0,
-
- MAP__NR_TYPES,
};
+#define MAP__NR_TYPES (MAP__FUNCTION + 1)
+
struct map {
union {
struct rb_node rb_node;
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 93620234294..bb21c96e8e1 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -56,6 +56,16 @@ static void dso__set_loaded(struct dso *self, enum map_type type)
self->loaded |= (1 << type);
}
+static bool symbol_type__is_a(char symbol_type, enum map_type map_type)
+{
+ switch (map_type) {
+ case MAP__FUNCTION:
+ return symbol_type == 'T' || symbol_type == 'W';
+ default:
+ return false;
+ }
+}
+
static void symbols__fixup_end(struct rb_root *self)
{
struct rb_node *nd, *prevnd = rb_first(self);
@@ -327,10 +337,7 @@ static int dso__load_all_kallsyms(struct dso *self, struct map *map)
continue;
symbol_type = toupper(line[len]);
- /*
- * We're interested only in code ('T'ext)
- */
- if (symbol_type != 'T' && symbol_type != 'W')
+ if (!symbol_type__is_a(symbol_type, map->type))
continue;
symbol_name = line + len + 2;