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Commit 3f5340a6 authored by Pavel Emelyanov's avatar Pavel Emelyanov Committed by David S. Miller
Browse files

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



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

Signed-off-by: default avatarPavel Emelyanov <xemul@openvz.org>
Acked-by: default avatarVlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cd557bc1

net/sctp/proc.c

+2 −21
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ 
#include <linux/seq_file.h>

#include <linux/init.h>

#include <net/sctp/sctp.h>

#include <net/ip.h> /* for snmp_fold_field */



static struct snmp_mib sctp_snmp_list[] = {

	SNMP_MIB_ITEM("SctpCurrEstab", SCTP_MIB_CURRESTAB),
@@ -75,26 +76,6 @@ static struct snmp_mib sctp_snmp_list[] = { 
	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). */

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++)

		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));



	return 0;