// SPDX-License-Identifier: GPL-2.0-or-later/* Miscellaneous bits * * Copyright (C) 2016 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */ #include <linux/kernel.h>#include <net/sock.h>#include <net/af_rxrpc.h>#include "ar-internal.h" /* * The maximum listening backlog queue size that may be set on a socket by * listen(). */unsigned int rxrpc_max_backlog __read_mostly = 10; /* * How long to wait before scheduling an ACK with subtype DELAY (in ms). * * We use this when we've received new data packets.  If those packets aren't * all consumed within this time we will send a DELAY ACK if an ACK was not * requested to let the sender know it doesn't need to resend. */unsigned long rxrpc_soft_ack_delay = 1000; /* * How long to wait before scheduling an ACK with subtype IDLE (in ms). * * We use this when we've consumed some previously soft-ACK'd packets when * further packets aren't immediately received to decide when to send an IDLE * ACK let the other end know that it can free up its Tx buffer space. */unsigned long rxrpc_idle_ack_delay = 500; /* * Receive window size in packets.  This indicates the maximum number of * unconsumed received packets we're willing to retain in memory.  Once this * limit is hit, we should generate an EXCEEDS_WINDOW ACK and discard further * packets. */unsigned int rxrpc_rx_window_size = 255; /* * Maximum Rx MTU size.  This indicates to the sender the size of jumbo packet * made by gluing normal packets together that we're willing to handle. */unsigned int rxrpc_rx_mtu = RXRPC_JUMBO(46); /* * The maximum number of fragments in a received jumbo packet that we tell the * sender that we're willing to handle. */unsigned int rxrpc_rx_jumbo_max = 46; #ifdef CONFIG_AF_RXRPC_INJECT_RX_DELAY/* * The delay to inject into packet reception. */unsigned long rxrpc_inject_rx_delay;#endif