From 92973b018403016f022dbe6d50b35b9ef5be90af Mon Sep 17 00:00:00 2001
From: Feng Tang <feng.tang@intel.com>
Date: Tue, 30 Oct 2012 11:56:07 +0800
Subject: [PATCH] --- yaml --- r: 338924 b: refs/heads/master c:
 e84ba4e26833991d1c1c15a592b1474ee2b6dfdb h: refs/heads/master v: v3

---
 [refs]                         |  2 +-
 trunk/tools/perf/util/header.c | 10 ++++++++++
 trunk/tools/perf/util/header.h |  1 +
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 0982029abb86..999d5d0096ea 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cdbab7c201ab38f7b8d248ebf289025381166526
+refs/heads/master: e84ba4e26833991d1c1c15a592b1474ee2b6dfdb
diff --git a/trunk/tools/perf/util/header.c b/trunk/tools/perf/util/header.c
index 514ed1bd41a2..195a47a8f052 100644
--- a/trunk/tools/perf/util/header.c
+++ b/trunk/tools/perf/util/header.c
@@ -2341,6 +2341,16 @@ static int try_all_pipe_abis(uint64_t hdr_sz, struct perf_header *ph)
 	return -1;
 }
 
+bool is_perf_magic(u64 magic)
+{
+	if (!memcmp(&magic, __perf_magic1, sizeof(magic))
+		|| magic == __perf_magic2
+		|| magic == __perf_magic2_sw)
+		return true;
+
+	return false;
+}
+
 static int check_magic_endian(u64 magic, uint64_t hdr_sz,
 			      bool is_pipe, struct perf_header *ph)
 {
diff --git a/trunk/tools/perf/util/header.h b/trunk/tools/perf/util/header.h
index 879d215cdac9..5f1cd6884f37 100644
--- a/trunk/tools/perf/util/header.h
+++ b/trunk/tools/perf/util/header.h
@@ -154,6 +154,7 @@ int perf_event__synthesize_build_id(struct perf_tool *tool,
 int perf_event__process_build_id(struct perf_tool *tool,
 				 union perf_event *event,
 				 struct perf_session *session);
+bool is_perf_magic(u64 magic);
 
 /*
  * arch specific callback