From: Adrian Hunter <adrian.hunter@intel.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel@vger.kernel.org, David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Jiri Olsa <jolsa@redhat.com>, Mike Galbraith <efault@gmx.de>,
Namhyung Kim <namhyung@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Stephane Eranian <eranian@google.com>
Subject: [PATCH V7 1/7] perf tools: Add map_groups__find_ams()
Date: Mon, 14 Oct 2013 13:43:38 +0300 [thread overview]
Message-ID: <1381747424-3557-2-git-send-email-adrian.hunter@intel.com> (raw)
In-Reply-To: <1381747424-3557-1-git-send-email-adrian.hunter@intel.com>
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Add a function to find a symbol using an ip that
might be on a different map.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
tools/perf/util/map.c | 17 +++++++++++++++++
tools/perf/util/map.h | 4 ++++
2 files changed, 21 insertions(+)
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 17ee458..9dea404 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)
{
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index 4886ca2..0359b4a 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -167,6 +167,10 @@ struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg,
struct map **mapp,
symbol_filter_t filter);
+struct addr_map_symbol;
+
+int map_groups__find_ams(struct addr_map_symbol *ams, symbol_filter_t filter);
+
static inline
struct symbol *map_groups__find_function_by_name(struct map_groups *mg,
const char *name, struct map **mapp,
--
1.7.11.7
next prev parent reply other threads:[~2013-10-14 10:47 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-14 10:43 [PATCH V7 0/7] perf tools: kcore improvements Adrian Hunter
2013-10-14 10:43 ` Adrian Hunter [this message]
2013-10-15 5:33 ` [tip:perf/core] perf symbols: Add map_groups__find_ams() tip-bot for Arnaldo Carvalho de Melo
2013-10-14 10:43 ` [PATCH V7 2/7] perf tools: fix annotate_browser__callq() Adrian Hunter
2013-10-15 5:35 ` [tip:perf/core] perf annotate: Fix annotate_browser__callq() tip-bot for Adrian Hunter
2013-10-14 10:43 ` [PATCH V7 3/7] perf tools: find kcore symbols on other maps Adrian Hunter
2013-10-15 5:34 ` [tip:perf/core] perf annotate: Find " tip-bot for Adrian Hunter
2013-10-14 10:43 ` [PATCH V7 4/7] perf tools: add copyfile_mode() Adrian Hunter
2013-10-15 5:35 ` [tip:perf/core] perf tools: Add copyfile_mode() tip-bot for Adrian Hunter
2013-10-14 10:43 ` [PATCH V7 5/7] perf buildid-cache: add ability to add kcore to the cache Adrian Hunter
2013-10-14 13:13 ` Arnaldo Carvalho de Melo
2013-10-14 13:57 ` Adrian Hunter
2013-10-15 5:35 ` [tip:perf/core] perf buildid-cache: Add " tip-bot for Adrian Hunter
2013-10-14 10:43 ` [PATCH V7 6/7] perf tools: add ability to find kcore in build-id cache Adrian Hunter
2013-10-15 5:35 ` [tip:perf/core] perf symbols: Add " tip-bot for Adrian Hunter
2013-10-14 10:43 ` [PATCH V7 7/7] perf tools: another fix for annotate_browser__callq() Adrian Hunter
2013-10-15 5:35 ` [tip:perf/core] perf annotate: Another " tip-bot for Adrian Hunter
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