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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-11-19 01:20:52 +0300
committerIngo Molnar <mingo@elte.hu>2009-11-19 10:28:12 +0300
commitf1617b40596cb341ee6602a9d969c5e4cebe9260 (patch)
tree70a6a16d3fc07ed916c9679afec64d568a6fd71f /tools/perf/util/symbol.h
parente30a3d12ddf04add3268bfceb0e57ffe47f254c6 (diff)
downloadlinux-f1617b40596cb341ee6602a9d969c5e4cebe9260.tar.xz
perf symbols: Record the build_ids of kernel modules too
[root@doppio linux-2.6-tip]# perf record -a sleep 2s;perf buildid-list|tail [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.162 MB perf.data (~7078 samples) ] 881588fa57b3c1696bc91e5e804a11304f093535 [cfg80211] 4d47ce1da9d16bad00c962c072451b7c681e82df [snd_page_alloc] 5146377e89a7caac617f9782f1a02e46263d3a31 [rfkill] 2153b937bff0d345fea83b63a2e1d3138569f83d [i915] 4e6fb1bb97362e3ee4d306988b9ad6912d5fb9ae [drm_kms_helper] f56ef2bf853e3a798f0d8d51f797622e5dc4420e [drm] b0d157a3b5c4e017329ffc07c64623cd6ad65e95 [i2c_algo_bit] 8125374b905ef9fa8b65d98e166b008ad952f198 [i2c_core] fc875c6e5a90e7b915e9d445d0efc859e1b2678c [video] 4b43c5006589f977e9762fdfc7ac1a92b72fca52 [output] [root@doppio linux-2.6-tip]# elfutils libdwfl/linux-kernel-modules.c was used as reference, as suggested by Roland McGrath. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Roland McGrath <roland@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: <1258582853-8579-3-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util/symbol.h')
-rw-r--r--tools/perf/util/symbol.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 546eb766d81e..da7ec1af255a 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -78,6 +78,7 @@ void dso__delete(struct dso *self);
struct symbol *dso__find_symbol(struct dso *self, u64 ip);
int dsos__load_kernel(const char *vmlinux, symbol_filter_t filter, int modules);
+int dsos__load_modules(void);
struct dso *dsos__findnew(const char *name);
int dso__load(struct dso *self, struct map *map, symbol_filter_t filter);
void dsos__fprintf(FILE *fp);
@@ -89,6 +90,7 @@ char dso__symtab_origin(const struct dso *self);
void dso__set_build_id(struct dso *self, void *build_id);
int filename__read_build_id(const char *filename, void *bf, size_t size);
+int sysfs__read_build_id(const char *filename, void *bf, size_t size);
bool dsos__read_build_ids(void);
int build_id__sprintf(u8 *self, int len, char *bf);