Lines Matching defs:backing_dev
366 if (!zram->backing_dev)
372 filp_close(zram->backing_dev, NULL);
373 zram->backing_dev = NULL;
389 file = zram->backing_dev;
415 struct file *backing_dev = NULL;
441 backing_dev = filp_open(file_name, O_RDWR|O_LARGEFILE, 0);
442 if (IS_ERR(backing_dev)) {
443 err = PTR_ERR(backing_dev);
444 backing_dev = NULL;
448 mapping = backing_dev->f_mapping;
476 zram->backing_dev = backing_dev;
491 if (backing_dev)
492 filp_close(backing_dev, NULL);
572 if (!zram->backing_dev) {
2160 static DEVICE_ATTR_RW(backing_dev);