FADVISE_LOST_PINO_BIT 644 fs/f2fs/f2fs.h #define file_wrong_pino(inode) is_file(inode, FADVISE_LOST_PINO_BIT) FADVISE_LOST_PINO_BIT 646 fs/f2fs/f2fs.h #define file_lost_pino(inode) set_file(inode, FADVISE_LOST_PINO_BIT) FADVISE_LOST_PINO_BIT 648 fs/f2fs/f2fs.h #define file_got_pino(inode) clear_file(inode, FADVISE_LOST_PINO_BIT)