perf machine: Introduce machine__find_kernel_symbol_by_name()

To be used in the 'vmlinux matches kallsyms' 'perf test'  entry.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-m56g1853lz2c6nhnqxibq4jd@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 2c2b443df5ba796c43ee12c6c0f2061b5d7c7b80..1a3e45baf97fb575c02afe49707727aff0f628ec 100644 (file)
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -179,6 +179,16 @@ struct symbol *machine__find_kernel_symbol(struct machine *machine,
                                       mapp, filter);
 }
 
+static inline
+struct symbol *machine__find_kernel_symbol_by_name(struct machine *machine,
+                                                  enum map_type type, const char *name,
+                                                  struct map **mapp,
+                                                  symbol_filter_t filter)
+{
+       return map_groups__find_symbol_by_name(&machine->kmaps, type, name,
+                                              mapp, filter);
+}
+
 static inline
 struct symbol *machine__find_kernel_function(struct machine *machine, u64 addr,
                                             struct map **mapp,