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| author | Arnaldo Carvalho de Melo | 2013-10-14 12:43:38 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2013-10-14 15:29:02 +0200 |
| commit | 4e987712740a3634c19a6fedaf12577b26775dc5 (patch) | |
| tree | 4ae0dfe2471d60b608b5fc9cd049f35f6f17de47 /tools/perf/util/map.c | |
| parent | perf symbols: Workaround objdump difficulties with kcore (diff) | |
| download | kernel-qcow2-linux-4e987712740a3634c19a6fedaf12577b26775dc5.tar.gz kernel-qcow2-linux-4e987712740a3634c19a6fedaf12577b26775dc5.tar.xz kernel-qcow2-linux-4e987712740a3634c19a6fedaf12577b26775dc5.zip | |
perf symbols: Add map_groups__find_ams()
Add a function to find a symbol using an ip that might be on a different
map.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1381747424-3557-2-git-send-email-adrian.hunter@intel.com
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/map.c')
| -rw-r--r-- | tools/perf/util/map.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 17ee458a0870..9dea404de3fa 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -371,6 +371,23 @@ struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg, return NULL; } +int map_groups__find_ams(struct addr_map_symbol *ams, symbol_filter_t filter) +{ + if (ams->addr < ams->map->start || ams->addr > ams->map->end) { + if (ams->map->groups == NULL) + return -1; + ams->map = map_groups__find(ams->map->groups, ams->map->type, + ams->addr); + if (ams->map == NULL) + return -1; + } + + ams->al_addr = ams->map->map_ip(ams->map, ams->addr); + ams->sym = map__find_symbol(ams->map, ams->al_addr, filter); + + return ams->sym ? 0 : -1; +} + size_t __map_groups__fprintf_maps(struct map_groups *mg, enum map_type type, int verbose, FILE *fp) { |