FMODE_ATOMIC_POS  798 fs/file.c      	if (file && (file->f_mode & FMODE_ATOMIC_POS)) {
FMODE_ATOMIC_POS  776 fs/open.c      		f->f_mode |= FMODE_ATOMIC_POS;
FMODE_ATOMIC_POS 1256 fs/open.c      	filp->f_mode &= ~(FMODE_LSEEK | FMODE_PREAD | FMODE_PWRITE | FMODE_ATOMIC_POS);