From 98521b3869f8d6b4b9d2fdad8a56059e819ae002 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo
Date: Tue, 25 Apr 2017 15:45:35 -0300
Subject: perf memswap: Split the byteswap memory range wrappers from util.[ch]

Just one more step into splitting util.[ch] to reduce the includes hell.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-navarr9mijkgwgbzu464dwam@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/Build      |  1 +
 tools/perf/util/header.c   |  1 +
 tools/perf/util/intel-pt.c |  1 +
 tools/perf/util/memswap.c  | 24 ++++++++++++++++++++++++
 tools/perf/util/memswap.h  |  7 +++++++
 tools/perf/util/session.c  |  1 +
 tools/perf/util/util.c     | 22 ----------------------
 tools/perf/util/util.h     |  3 ---
 8 files changed, 35 insertions(+), 25 deletions(-)
 create mode 100644 tools/perf/util/memswap.c
 create mode 100644 tools/perf/util/memswap.h

(limited to 'tools/perf/util')

diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 069583bdc670..79dea95a7f68 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -13,6 +13,7 @@ libperf-y += find_bit.o
 libperf-y += kallsyms.o
 libperf-y += levenshtein.o
 libperf-y += llvm-utils.o
+libperf-y += memswap.o
 libperf-y += parse-events.o
 libperf-y += perf_regs.o
 libperf-y += path.o
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 948b2c5efb65..314a07151fb7 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -19,6 +19,7 @@
 #include "evlist.h"
 #include "evsel.h"
 #include "header.h"
+#include "memswap.h"
 #include "../perf.h"
 #include "trace-event.h"
 #include "session.h"
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index bdd4a28c6cee..4c7718f87a08 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -23,6 +23,7 @@
 #include "../perf.h"
 #include "session.h"
 #include "machine.h"
+#include "memswap.h"
 #include "sort.h"
 #include "tool.h"
 #include "event.h"
diff --git a/tools/perf/util/memswap.c b/tools/perf/util/memswap.c
new file mode 100644
index 000000000000..55f7faa8d9ec
--- /dev/null
+++ b/tools/perf/util/memswap.c
@@ -0,0 +1,24 @@
+#include <byteswap.h>
+#include "memswap.h"
+#include <linux/types.h>
+
+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/memswap.h b/tools/perf/util/memswap.h
new file mode 100644
index 000000000000..7d1b1c34bb57
--- /dev/null
+++ b/tools/perf/util/memswap.h
@@ -0,0 +1,7 @@
+#ifndef PERF_MEMSWAP_H_
+#define PERF_MEMSWAP_H_
+
+void mem_bswap_64(void *src, int byte_size);
+void mem_bswap_32(void *src, int byte_size);
+
+#endif /* PERF_MEMSWAP_H_ */
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 3041c6b98191..7dc1096264c5 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -11,6 +11,7 @@
 
 #include "evlist.h"
 #include "evsel.h"
+#include "memswap.h"
 #include "session.h"
 #include "tool.h"
 #include "sort.h"
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 6450c75a6f5b..b460f0db84d1 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -13,7 +13,6 @@
 #include <string.h>
 #include <errno.h>
 #include <limits.h>
-#include <byteswap.h>
 #include <linux/kernel.h>
 #include <linux/log2.h>
 #include <linux/time64.h>
@@ -372,27 +371,6 @@ 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;
-	}
-}
-
 bool find_process(const char *name)
 {
 	size_t len = strlen(name);
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index f87b8948efdc..6855c454e5bc 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -69,9 +69,6 @@ struct parse_tag {
 
 unsigned long parse_tag_value(const char *str, struct parse_tag *tags);
 
-void mem_bswap_64(void *src, int byte_size);
-void mem_bswap_32(void *src, int byte_size);
-
 bool find_process(const char *name);
 
 int fetch_kernel_version(unsigned int *puint,
-- 
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