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// 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 jiffies).
*
* 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 = HZ;
/*
* How long to wait before scheduling an ACK with subtype IDLE (in jiffies).
*
* 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 = HZ / 2;
/*
* 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 = 5692;
/*
* 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 = 4;
#ifdef CONFIG_AF_RXRPC_INJECT_RX_DELAY
/*
* The delay to inject into packet reception.
*/
unsigned long rxrpc_inject_rx_delay;
#endif
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