Remove do_sync_file_range()

Remove do_sync_file_range() and convert callers to just use
do_sync_mapping_range().

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index e61e0ef..5a4a74c 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1456,10 +1456,10 @@
 	bitmap->offset = mddev->bitmap_offset;
 	if (file) {
 		get_file(file);
-		do_sync_file_range(file, 0, LLONG_MAX,
-				   SYNC_FILE_RANGE_WAIT_BEFORE |
-				   SYNC_FILE_RANGE_WRITE |
-				   SYNC_FILE_RANGE_WAIT_AFTER);
+		do_sync_mapping_range(file->f_mapping, 0, LLONG_MAX,
+				      SYNC_FILE_RANGE_WAIT_BEFORE |
+				      SYNC_FILE_RANGE_WRITE |
+				      SYNC_FILE_RANGE_WAIT_AFTER);
 	}
 	/* read superblock from bitmap file (this sets bitmap->chunksize) */
 	err = bitmap_read_sb(bitmap);