Lines Matching defs:backing_dev
348 if (!zram->backing_dev)
356 filp_close(zram->backing_dev, NULL);
357 zram->backing_dev = NULL;
374 file = zram->backing_dev;
400 struct file *backing_dev = NULL;
426 backing_dev = filp_open(file_name, O_RDWR|O_LARGEFILE, 0);
427 if (IS_ERR(backing_dev)) {
428 err = PTR_ERR(backing_dev);
429 backing_dev = NULL;
433 mapping = backing_dev->f_mapping;
467 zram->backing_dev = backing_dev;
494 if (backing_dev)
495 filp_close(backing_dev, NULL);
598 if (!zram->backing_dev) {
1880 static DEVICE_ATTR_RW(backing_dev);