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提交 86c0bf40 编写于 作者: P Patrick McHardy 提交者： David S. Miller
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[NETFILTER]: nf_conntrack_sctp: remove timeout indirection 

Instead of keeping pointers to the timeout values in a table, simply
put the timeout values in the table directly.
Signed-off-by: NPatrick McHardy <kaber@trash.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 9b1c2cfd
隐藏空白更改
内联 并排
Showing with 24 addition and 33 deletion
net/netfilter/nf_conntrack_proto_sctp.c
浏览文件 @ 86c0bf40
......@@ -49,24 +49,15 @@ static const char *sctp_conntrack_names[] = {
#define HOURS * 60 MINS
#define DAYS * 24 HOURS
static unsigned int nf_ct_sctp_timeout_closed __read_mostly = 10 SECS;
static unsigned int nf_ct_sctp_timeout_cookie_wait __read_mostly = 3 SECS;
static unsigned int nf_ct_sctp_timeout_cookie_echoed __read_mostly = 3 SECS;
static unsigned int nf_ct_sctp_timeout_established __read_mostly = 5 DAYS;
static unsigned int nf_ct_sctp_timeout_shutdown_sent __read_mostly = 300 SECS / 1000;
static unsigned int nf_ct_sctp_timeout_shutdown_recd __read_mostly = 300 SECS / 1000;
static unsigned int nf_ct_sctp_timeout_shutdown_ack_sent __read_mostly = 3 SECS;
static unsigned int * sctp_timeouts[]
= { NULL, /* SCTP_CONNTRACK_NONE */
&nf_ct_sctp_timeout_closed, /* SCTP_CONNTRACK_CLOSED */
&nf_ct_sctp_timeout_cookie_wait, /* SCTP_CONNTRACK_COOKIE_WAIT */
&nf_ct_sctp_timeout_cookie_echoed, /* SCTP_CONNTRACK_COOKIE_ECHOED */
&nf_ct_sctp_timeout_established, /* SCTP_CONNTRACK_ESTABLISHED */
&nf_ct_sctp_timeout_shutdown_sent, /* SCTP_CONNTRACK_SHUTDOWN_SENT */
&nf_ct_sctp_timeout_shutdown_recd, /* SCTP_CONNTRACK_SHUTDOWN_RECD */
&nf_ct_sctp_timeout_shutdown_ack_sent /* SCTP_CONNTRACK_SHUTDOWN_ACK_SENT */
};
static unsigned int sctp_timeouts[SCTP_CONNTRACK_MAX] __read_mostly = {
[SCTP_CONNTRACK_CLOSED] = 10 SECS,
[SCTP_CONNTRACK_COOKIE_WAIT] = 3 SECS,
[SCTP_CONNTRACK_COOKIE_ECHOED] = 3 SECS,
[SCTP_CONNTRACK_ESTABLISHED] = 5 DAYS,
[SCTP_CONNTRACK_SHUTDOWN_SENT] = 300 SECS / 1000,
[SCTP_CONNTRACK_SHUTDOWN_RECD] = 300 SECS / 1000,
[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT] = 3 SECS,
};
#define sNO SCTP_CONNTRACK_NONE
#define sCL SCTP_CONNTRACK_CLOSED
......@@ -380,7 +371,7 @@ static int sctp_packet(struct nf_conn *ct,
}
write_unlock_bh(&sctp_lock);
nf_ct_refresh_acct(ct, ctinfo, skb, *sctp_timeouts[new_state]);
nf_ct_refresh_acct(ct, ctinfo, skb, sctp_timeouts[new_state]);
if (old_state == SCTP_CONNTRACK_COOKIE_ECHOED &&
dir == IP_CT_DIR_REPLY &&
......@@ -474,49 +465,49 @@ static struct ctl_table_header *sctp_sysctl_header;
static struct ctl_table sctp_sysctl_table[] = {
{
.procname = "nf_conntrack_sctp_timeout_closed",
.data = &nf_ct_sctp_timeout_closed,
.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_cookie_wait",
.data = &nf_ct_sctp_timeout_cookie_wait,
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_cookie_echoed",
.data = &nf_ct_sctp_timeout_cookie_echoed,
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_established",
.data = &nf_ct_sctp_timeout_established,
.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_sent",
.data = &nf_ct_sctp_timeout_shutdown_sent,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_recd",
.data = &nf_ct_sctp_timeout_shutdown_recd,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_ack_sent",
.data = &nf_ct_sctp_timeout_shutdown_ack_sent,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
......@@ -530,49 +521,49 @@ static struct ctl_table sctp_sysctl_table[] = {
static struct ctl_table sctp_compat_sysctl_table[] = {
{
.procname = "ip_conntrack_sctp_timeout_closed",
.data = &nf_ct_sctp_timeout_closed,
.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_cookie_wait",
.data = &nf_ct_sctp_timeout_cookie_wait,
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_cookie_echoed",
.data = &nf_ct_sctp_timeout_cookie_echoed,
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_established",
.data = &nf_ct_sctp_timeout_established,
.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_sent",
.data = &nf_ct_sctp_timeout_shutdown_sent,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_recd",
.data = &nf_ct_sctp_timeout_shutdown_recd,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_ack_sent",
.data = &nf_ct_sctp_timeout_shutdown_ack_sent,
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
......
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