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authorAdrian Hunter <adrian.hunter@intel.com>2013-08-27 12:23:05 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-08-29 22:11:29 +0400
commit07940293ba7a43070cdebda952b0e6025d80a383 (patch)
tree11108e1eaa4251a59593584124f8971753c5e9fb /tools/perf/util/callchain.c
parent03b6ea9b91e0914caa847a1ade759af549555298 (diff)
downloadlinux-07940293ba7a43070cdebda952b0e6025d80a383.tar.xz
perf callchain: Remove unnecessary validation
Now that the sample parsing correctly checks data sizes there is no reason for it to be done again for callchains. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> 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 <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1377591794-30553-4-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/callchain.c')
-rw-r--r--tools/perf/util/callchain.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 4fee33b229b0..482f68081cd8 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -21,14 +21,6 @@
__thread struct callchain_cursor callchain_cursor;
-bool ip_callchain__valid(struct ip_callchain *chain,
- const union perf_event *event)
-{
- unsigned int chain_size = event->header.size;
- chain_size -= (unsigned long)&event->ip.__more_data - (unsigned long)event;
- return chain->nr * sizeof(u64) <= chain_size;
-}
-
#define chain_for_each_child(child, parent) \
list_for_each_entry(child, &parent->children, siblings)