pages_per_sec    1919 fs/f2fs/f2fs.h 	unsigned int pages_per_sec = sbi->segs_per_sec * sbi->blocks_per_seg;
pages_per_sec    1920 fs/f2fs/f2fs.h 	unsigned int segs = (get_pages(sbi, block_type) + pages_per_sec - 1) >>