mirror of
https://github.com/torvalds/linux.git
synced 2024-11-29 07:31:29 +00:00
4bcd4ec101
We find that sysctl_tipc_rmem and named_timeout do not have the right minimum setting. sysctl_tipc_rmem should be larger than zero, like sysctl_tcp_rmem. And named_timeout as a timeout setting should be not less than zero. Fixes:cc79dd1ba9("tipc: change socket buffer overflow control to respect sk_rcvbuf") Fixes:a5325ae5b8("tipc: add name distributor resiliency queue") Signed-off-by: Jie Liu <liujie165@huawei.com> Reported-by: Qiang Ning <ningqiang1@huawei.com> Reviewed-by: Zhiqiang Liu <liuzhiqiang26@huawei.com> Reviewed-by: Miaohe Lin <linmiaohe@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/*
|
|
* net/tipc/sysctl.c: sysctl interface to TIPC subsystem
|
|
*
|
|
* Copyright (c) 2013, Wind River Systems
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the names of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of the
|
|
* GNU General Public License ("GPL") version 2 as published by the Free
|
|
* Software Foundation.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "core.h"
|
|
#include "trace.h"
|
|
|
|
#include <linux/sysctl.h>
|
|
|
|
static int zero;
|
|
static int one = 1;
|
|
static struct ctl_table_header *tipc_ctl_hdr;
|
|
|
|
static struct ctl_table tipc_table[] = {
|
|
{
|
|
.procname = "tipc_rmem",
|
|
.data = &sysctl_tipc_rmem,
|
|
.maxlen = sizeof(sysctl_tipc_rmem),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_minmax,
|
|
.extra1 = &one,
|
|
},
|
|
{
|
|
.procname = "named_timeout",
|
|
.data = &sysctl_tipc_named_timeout,
|
|
.maxlen = sizeof(sysctl_tipc_named_timeout),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_minmax,
|
|
.extra1 = &zero,
|
|
},
|
|
{
|
|
.procname = "sk_filter",
|
|
.data = &sysctl_tipc_sk_filter,
|
|
.maxlen = sizeof(sysctl_tipc_sk_filter),
|
|
.mode = 0644,
|
|
.proc_handler = proc_doulongvec_minmax,
|
|
},
|
|
{}
|
|
};
|
|
|
|
int tipc_register_sysctl(void)
|
|
{
|
|
tipc_ctl_hdr = register_net_sysctl(&init_net, "net/tipc", tipc_table);
|
|
if (tipc_ctl_hdr == NULL)
|
|
return -ENOMEM;
|
|
return 0;
|
|
}
|
|
|
|
void tipc_unregister_sysctl(void)
|
|
{
|
|
unregister_net_sysctl_table(tipc_ctl_hdr);
|
|
}
|