[PATCH v0 20/71] perf tools: Move mem_bswap32/64 to util.c

[Alexander Shishkin]

From: Adrian Hunter <adrian.hun...@intel.com>

Move functions mem_bswap_32() and mem_bswap_64()
so they can be reused.

Signed-off-by: Adrian Hunter <adrian.hun...@intel.com>
---
 tools/perf/util/session.c | 21 ---------------------
 tools/perf/util/session.h |  2 --
 tools/perf/util/util.c    | 22 ++++++++++++++++++++++
 tools/perf/util/util.h    |  3 +++
 4 files changed, 25 insertions(+), 23 deletions(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 10ac07a..6bfb36b 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -247,27 +247,6 @@ void perf_tool__fill_defaults(struct perf_tool *tool)
        }
 }
  
-void mem_bswap_32(void *src, int byte_size)
-{
-       u32 *m = src;
-       while (byte_size > 0) {
-               *m = bswap_32(*m);
-               byte_size -= sizeof(u32);
-               ++m;
-       }
-}
-
-void mem_bswap_64(void *src, int byte_size)
-{
-       u64 *m = src;
-
-       while (byte_size > 0) {
-               *m = bswap_64(*m);
-               byte_size -= sizeof(u64);
-               ++m;
-       }
-}
-
 static void swap_sample_id_all(union perf_event *event, void *data)
 {
        void *end = (void *) event + event->header.size;
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index ca1d734..69e3bad 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -76,8 +76,6 @@ int perf_session__resolve_callchain(struct perf_session 
*session,
 
 bool perf_session__has_traces(struct perf_session *session, const char *msg);
 
-void mem_bswap_64(void *src, int byte_size);
-void mem_bswap_32(void *src, int byte_size);
 void perf_event__attr_swap(struct perf_event_attr *attr);
 
 int perf_session__create_kernel_maps(struct perf_session *session);
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 3aed4af..6df02a9 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -10,6 +10,7 @@
 #include <string.h>
 #include <errno.h>
 #include <limits.h>
+#include <byteswap.h>
 #include <linux/kernel.h>
 
 /*
@@ -501,3 +502,24 @@ int perf_event_paranoid(void)
 
        return value;
 }
+
+void mem_bswap_32(void *src, int byte_size)
+{
+       u32 *m = src;
+       while (byte_size > 0) {
+               *m = bswap_32(*m);
+               byte_size -= sizeof(u32);
+               ++m;
+       }
+}
+
+void mem_bswap_64(void *src, int byte_size)
+{
+       u64 *m = src;
+
+       while (byte_size > 0) {
+               *m = bswap_64(*m);
+               byte_size -= sizeof(u64);
+               ++m;
+       }
+}
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 4b6b260..24da45e 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -312,4 +312,7 @@ int filename__read_str(const char *filename, char **buf, 
size_t *sizep);
 
 int perf_event_paranoid(void);
 
+void mem_bswap_64(void *src, int byte_size);
+void mem_bswap_32(void *src, int byte_size);
+
 #endif /* GIT_COMPAT_UTIL_H */
-- 
1.8.5.1

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