* 2 of the License, or (at your option) any later version.
*/
-#include <linux/config.h>
#include <asm/system.h>
#include <asm/uaccess.h>
#include <linux/types.h>
#include <linux/igmp.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
+#include <linux/module.h>
#include <linux/mroute.h>
#include <linux/init.h>
#include <net/ip.h>
#include <net/checksum.h>
#include <net/ip_mp_alg.h>
-#define MULTIPATH_MAX_CANDIDATES 40
-
-static struct rtable* last_used = NULL;
-
-static void rr_remove(struct rtable *rt)
-{
- if (last_used == rt)
- last_used = NULL;
-}
-
static void rr_select_route(const struct flowi *flp,
struct rtable *first, struct rtable **rp)
{
struct rtable *nh, *result, *min_use_cand = NULL;
int min_use = -1;
- /* if necessary and possible utilize the old alternative */
- if ((flp->flags & FLOWI_FLAG_MULTIPATHOLDROUTE) != 0 &&
- last_used != NULL) {
- result = last_used;
- goto out;
- }
-
/* 1. make sure all alt. nexthops have the same GC related data
* 2. determine the new candidate to be returned
*/
result = NULL;
for (nh = rcu_dereference(first); nh;
- nh = rcu_dereference(nh->u.rt_next)) {
+ nh = rcu_dereference(nh->u.dst.rt_next)) {
if ((nh->u.dst.flags & DST_BALANCED) != 0 &&
multipath_comparekeys(&nh->fl, flp)) {
nh->u.dst.lastuse = jiffies;
if (!result)
result = first;
-out:
- last_used = result;
result->u.dst.__use++;
*rp = result;
}
static struct ip_mp_alg_ops rr_ops = {
.mp_alg_select_route = rr_select_route,
- .mp_alg_remove = rr_remove,
};
static int __init rr_init(void)
module_init(rr_init);
module_exit(rr_exit);
+MODULE_LICENSE("GPL");