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f2fs: use sbi->blocks_per_seg to avoid unnecessary calculation

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Use sbi->blocks_per_seg directly to avoid unnecessary calculation when using
1 << sbi->log_blocks_per_seg.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2015-12-01 11:56:52 +08:00 • committed by Jaegeuk Kim
parent 9006f2c93f
commit 3519e3f992
5 changed files with 7 additions and 9 deletions
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2
fs/f2fs/node.h
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@ -183,7 +183,7 @@ static inline pgoff_t current_nat_addr(struct f2fs_sb_info *sbi, nid_t start)
block_addr = (pgoff_t)(nm_i->nat_blkaddr +
(seg_off << sbi->log_blocks_per_seg << 1) +
(block_off & ((1 << sbi->log_blocks_per_seg) - 1)));
(block_off & (sbi->blocks_per_seg - 1)));
if (f2fs_test_bit(block_off, nm_i->nat_bitmap))
block_addr += sbi->blocks_per_seg;