static DEFINE_RWLOCK(xfrm_policy_afinfo_lock);
static struct xfrm_policy_afinfo *xfrm_policy_afinfo[NPROTO];
-static kmem_cache_t *xfrm_dst_cache;
+static kmem_cache_t *xfrm_dst_cache __read_mostly;
static struct work_struct xfrm_policy_gc_work;
static struct list_head xfrm_policy_gc_list =
xfrm_policy_put_afinfo(afinfo);
return type;
}
-EXPORT_SYMBOL(xfrm_get_type);
int xfrm_dst_lookup(struct xfrm_dst **dst, struct flowi *fl,
unsigned short family)
expired:
read_unlock(&xp->lock);
- km_policy_expired(xp, dir, 1);
- xfrm_policy_delete(xp, dir);
+ if (!xfrm_policy_delete(xp, dir))
+ km_policy_expired(xp, dir, 1);
xfrm_pol_put(xp);
}
return NULL;
}
-void xfrm_policy_delete(struct xfrm_policy *pol, int dir)
+int xfrm_policy_delete(struct xfrm_policy *pol, int dir)
{
write_lock_bh(&xfrm_policy_lock);
pol = __xfrm_policy_unlink(pol, dir);
if (dir < XFRM_POLICY_MAX)
atomic_inc(&flow_cache_genid);
xfrm_policy_kill(pol);
+ return 0;
}
+ return -ENOENT;
}
int xfrm_sk_policy_insert(struct sock *sk, int dir, struct xfrm_policy *pol)