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[SCTP]: Use snmp_fold_field instead of a homebrew analogue.

Browse source 
SCPT already depends in INET, so this doesn't create additional
dependencies.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Acked-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov 2008-02-09 23:23:44 -08:00 • committed by David S. Miller
parent cd557bc1c1
commit 3f5340a67e
1 changed files with 2 additions and 21 deletions
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23
net/sctp/proc.c
View file

@ -38,6 +38,7 @@
#include <linux/seq_file.h> #include <linux/seq_file.h>
#include <linux/init.h> #include <linux/init.h>
#include <net/sctp/sctp.h> #include <net/sctp/sctp.h>
#include <net/ip.h> /* for snmp_fold_field */
static struct snmp_mib sctp_snmp_list[] = { static struct snmp_mib sctp_snmp_list[] = {
SNMP_MIB_ITEM("SctpCurrEstab", SCTP_MIB_CURRESTAB), SNMP_MIB_ITEM("SctpCurrEstab", SCTP_MIB_CURRESTAB),
@ -75,26 +76,6 @@ static struct snmp_mib sctp_snmp_list[] = {
SNMP_MIB_SENTINEL SNMP_MIB_SENTINEL
}; };
/* Return the current value of a particular entry in the mib by adding its
* per cpu counters.
*/
static unsigned long
fold_field(void *mib[], int nr)
{
unsigned long res = 0;
int i;
for_each_possible_cpu(i) {
res +=
*((unsigned long *) (((void *) per_cpu_ptr(mib[0], i)) +
sizeof (unsigned long) * nr));
res +=
*((unsigned long *) (((void *) per_cpu_ptr(mib[1], i)) +
sizeof (unsigned long) * nr));
}
return res;
}
/* Display sctp snmp mib statistics(/proc/net/sctp/snmp). */ /* Display sctp snmp mib statistics(/proc/net/sctp/snmp). */
static int sctp_snmp_seq_show(struct seq_file *seq, void *v) static int sctp_snmp_seq_show(struct seq_file *seq, void *v)
{ {
@ -102,7 +83,7 @@ static int sctp_snmp_seq_show(struct seq_file *seq, void *v)
for (i = 0; sctp_snmp_list[i].name != NULL; i++) for (i = 0; sctp_snmp_list[i].name != NULL; i++)
seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name, seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name,
fold_field((void **)sctp_statistics, snmp_fold_field((void **)sctp_statistics,
sctp_snmp_list[i].entry)); sctp_snmp_list[i].entry));
return 0; return 0;