96 ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter,  in netfs_perform_write()  argument
99 	struct file *file = iocb->ki_filp;  in netfs_perform_write()
107 		.range_start	= iocb->ki_pos,  in netfs_perform_write()
108 		.range_end	= iocb->ki_pos + iter->count,  in netfs_perform_write()
112 	unsigned int bdp_flags = (iocb->ki_flags & IOCB_NOWAIT) ? BDP_ASYNC : 0;  in netfs_perform_write()
114 	loff_t i_size, pos = iocb->ki_pos;  in netfs_perform_write()
119 		     iocb->ki_flags & (IOCB_DSYNC | IOCB_SYNC))  in netfs_perform_write()
129 		wreq = netfs_begin_writethrough(iocb, iter->count);  in netfs_perform_write()
136 		if (!is_sync_kiocb(iocb))  in netfs_perform_write()
137 			wreq->iocb = iocb;  in netfs_perform_write()
393 	iocb->ki_pos += written;  in netfs_perform_write()
429 ssize_t netfs_buffered_write_iter_locked(struct kiocb *iocb, struct iov_iter *from,  in netfs_buffered_write_iter_locked()  argument
432 	struct file *file = iocb->ki_filp;  in netfs_buffered_write_iter_locked()
435 	trace_netfs_write_iter(iocb, from);  in netfs_buffered_write_iter_locked()
445 	return netfs_perform_write(iocb, from, netfs_group);  in netfs_buffered_write_iter_locked()
462 ssize_t netfs_file_write_iter(struct kiocb *iocb, struct iov_iter *from)  in netfs_file_write_iter()  argument
464 	struct file *file = iocb->ki_filp;  in netfs_file_write_iter()
469 	_enter("%llx,%zx,%llx", iocb->ki_pos, iov_iter_count(from), i_size_read(inode));  in netfs_file_write_iter()
474 	if ((iocb->ki_flags & IOCB_DIRECT) ||  in netfs_file_write_iter()
476 		return netfs_unbuffered_write_iter(iocb, from);  in netfs_file_write_iter()
482 	ret = generic_write_checks(iocb, from);  in netfs_file_write_iter()
484 		ret = netfs_buffered_write_iter_locked(iocb, from, NULL);  in netfs_file_write_iter()
487 		ret = generic_write_sync(iocb, ret);  in netfs_file_write_iter()