perf callchain: Move validate_callchain to callchain lib
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 196473b..1cae877 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -123,19 +123,6 @@
return 0;
}
-static int validate_chain(struct ip_callchain *chain, event_t *event)
-{
- unsigned int chain_size;
-
- chain_size = event->header.size;
- chain_size -= (unsigned long)&event->ip.__more_data - (unsigned long)event;
-
- if (chain->nr*sizeof(u64) > chain_size)
- return -1;
-
- return 0;
-}
-
static int add_event_total(struct perf_session *session,
struct sample_data *data,
struct perf_event_attr *attr)
@@ -171,7 +158,7 @@
dump_printf("... chain: nr:%Lu\n", data.callchain->nr);
- if (validate_chain(data.callchain, event) < 0) {
+ if (!ip_callchain__valid(data.callchain, event)) {
pr_debug("call-chain problem with event, "
"skipping it.\n");
return 0;