From 491c0854b41380f48e422c00ae7e25ae4d02cecc Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Tue, 4 Feb 2014 13:01:10 +0900 Subject: f2fs: clean up with a macro This patch adds GET_BLKOFF_FROM_SEG0 to clean up some codes. Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/f2fs/segment.h') diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 5731682d7516..4024546b6361 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -57,6 +57,9 @@ ((blk_addr) - SM_I(sbi)->seg0_blkaddr) #define GET_SEGNO_FROM_SEG0(sbi, blk_addr) \ (GET_SEGOFF_FROM_SEG0(sbi, blk_addr) >> sbi->log_blocks_per_seg) +#define GET_BLKOFF_FROM_SEG0(sbi, blk_addr) \ + (GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & (sbi->blocks_per_seg - 1)) + #define GET_SEGNO(sbi, blk_addr) \ (((blk_addr == NULL_ADDR) || (blk_addr == NEW_ADDR)) ? \ NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi), \ -- cgit v1.2.3