struct block_device *bdev = iocb->ki_filp->private_data;
struct inode *bd_inode = bdev->bd_inode;
loff_t size = bdev_nr_bytes(bdev);
- struct blk_plug plug;
size_t shorted = 0;
ssize_t ret;
iov_iter_truncate(from, size);
}
- blk_start_plug(&plug);
ret = __generic_file_write_iter(iocb, from);
if (ret > 0)
ret = generic_write_sync(iocb, ret);
iov_iter_reexpand(from, iov_iter_count(from) + shorted);
- blk_finish_plug(&plug);
return ret;
}