xref: /titanic_50/usr/src/uts/common/io/ib/clients/rdsv3/sysctl.c (revision 16e76cdd6e3cfaac7d91c3b0644ee1bc6cf52347)
1 /*
2  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
3  */
4 
5 /*
6  * This file contains code imported from the OFED rds source file sysctl.c
7  * Oracle elects to have and use the contents of sysctl.c under and governed
8  * by the OpenIB.org BSD license (see below for full license text). However,
9  * the following notice accompanied the original version of this file:
10  */
11 
12 /*
13  * Copyright (c) 2006 Oracle.  All rights reserved.
14  *
15  * This software is available to you under a choice of one of two
16  * licenses.  You may choose to be licensed under the terms of the GNU
17  * General Public License (GPL) Version 2, available from the file
18  * COPYING in the main directory of this source tree, or the
19  * OpenIB.org BSD license below:
20  *
21  *     Redistribution and use in source and binary forms, with or
22  *     without modification, are permitted provided that the following
23  *     conditions are met:
24  *
25  *      - Redistributions of source code must retain the above
26  *        copyright notice, this list of conditions and the following
27  *        disclaimer.
28  *
29  *      - Redistributions in binary form must reproduce the above
30  *        copyright notice, this list of conditions and the following
31  *        disclaimer in the documentation and/or other materials
32  *        provided with the distribution.
33  *
34  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
35  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
36  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
37  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
38  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
39  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
40  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
41  * SOFTWARE.
42  *
43  */
44 
45 #define	HZ	100
46 #define	msecs_to_jiffies(a)	a
47 
48 static unsigned long rdsv3_sysctl_reconnect_min = 1;
49 
50 unsigned long rdsv3_sysctl_reconnect_min_jiffies;
51 unsigned long rdsv3_sysctl_reconnect_max_jiffies = HZ;
52 
53 unsigned int  rdsv3_sysctl_max_unacked_packets = 8;
54 unsigned int  rdsv3_sysctl_max_unacked_bytes = (16 << 20);
55 
56 unsigned int rdsv3_sysctl_ping_enable = 1;
57 
58 void
rdsv3_sysctl_exit(void)59 rdsv3_sysctl_exit(void)
60 {
61 }
62 
63 int
rdsv3_sysctl_init(void)64 rdsv3_sysctl_init(void)
65 {
66 	rdsv3_sysctl_reconnect_min = msecs_to_jiffies(1);
67 	rdsv3_sysctl_reconnect_min_jiffies = rdsv3_sysctl_reconnect_min;
68 
69 	return (0);
70 }
71