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Message-Id: <94889db340cf23dcc898e6e497b3f4ec976fce11.1626072009.git.alexey.v.bayduraev@linux.intel.com>
Date:   Mon, 12 Jul 2021 09:46:17 +0300
From:   Alexey Bayduraev <alexey.v.bayduraev@...ux.intel.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Alexander Antonov <alexander.antonov@...ux.intel.com>,
        Alexei Budankov <abudankov@...wei.com>,
        Riccardo Mancini <rickyman7@...il.com>
Subject: [PATCH v10 17/24] perf session: Move reader structure to the top

Moving reader structure to the top of the file. This is necessary
for the further use of this structure in the decompressor.

Acked-by: Namhyung Kim <namhyung@...il.com>
Signed-off-by: Alexey Bayduraev <alexey.v.bayduraev@...ux.intel.com>
---
 tools/perf/util/session.c | 56 +++++++++++++++++++--------------------
 1 file changed, 28 insertions(+), 28 deletions(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 7b4678ffde5c..1cfb5655e092 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -36,6 +36,34 @@
 #include "units.h"
 #include <internal/lib.h>
 
+/*
+ * On 64bit we can mmap the data file in one go. No need for tiny mmap
+ * slices. On 32bit we use 32MB.
+ */
+#if BITS_PER_LONG == 64
+#define MMAP_SIZE ULLONG_MAX
+#define NUM_MMAPS 1
+#else
+#define MMAP_SIZE (32 * 1024 * 1024ULL)
+#define NUM_MMAPS 128
+#endif
+
+struct reader;
+
+typedef s64 (*reader_cb_t)(struct perf_session *session,
+			   union perf_event *event,
+			   u64 file_offset,
+			   const char *file_path);
+
+struct reader {
+	int		 fd;
+	const char	 *path;
+	u64		 data_size;
+	u64		 data_offset;
+	reader_cb_t	 process;
+	bool		 in_place_update;
+};
+
 #ifdef HAVE_ZSTD_SUPPORT
 static int perf_session__process_compressed_event(struct perf_session *session,
 						  union perf_event *event, u64 file_offset,
@@ -2146,34 +2174,6 @@ static int __perf_session__process_decomp_events(struct perf_session *session)
 	return 0;
 }
 
-/*
- * On 64bit we can mmap the data file in one go. No need for tiny mmap
- * slices. On 32bit we use 32MB.
- */
-#if BITS_PER_LONG == 64
-#define MMAP_SIZE ULLONG_MAX
-#define NUM_MMAPS 1
-#else
-#define MMAP_SIZE (32 * 1024 * 1024ULL)
-#define NUM_MMAPS 128
-#endif
-
-struct reader;
-
-typedef s64 (*reader_cb_t)(struct perf_session *session,
-			   union perf_event *event,
-			   u64 file_offset,
-			   const char *file_path);
-
-struct reader {
-	int		 fd;
-	const char	 *path;
-	u64		 data_size;
-	u64		 data_offset;
-	reader_cb_t	 process;
-	bool		 in_place_update;
-};
-
 static int
 reader__process_events(struct reader *rd, struct perf_session *session,
 		       struct ui_progress *prog)
-- 
2.19.0

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