f2fs: simplify IS_DATASEG and IS_NODESEG macro

It is not efficient comparing each segment type to find node or data.

Signed-off-by: Changman Lee <cm224.lee@samsung.com>
[Jaegeuk Kim: remove unnecessary white spaces]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index 269f690..38f6196 100644 (file)
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -20,13 +20,8 @@
 #define GET_L2R_SEGNO(free_i, segno)   (segno - free_i->start_segno)
 #define GET_R2L_SEGNO(free_i, segno)   (segno + free_i->start_segno)
 
-#define IS_DATASEG(t)                                                  \
-       ((t == CURSEG_HOT_DATA) || (t == CURSEG_COLD_DATA) ||           \
-       (t == CURSEG_WARM_DATA))
-
-#define IS_NODESEG(t)                                                  \
-       ((t == CURSEG_HOT_NODE) || (t == CURSEG_COLD_NODE) ||           \
-       (t == CURSEG_WARM_NODE))
+#define IS_DATASEG(t)  (t <= CURSEG_COLD_DATA)
+#define IS_NODESEG(t)  (t >= CURSEG_HOT_NODE)
 
 #define IS_CURSEG(sbi, seg)                                            \
        ((seg == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno) ||      \