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Diffstat (limited to 'include/net/fq_impl.h')
-rw-r--r--include/net/fq_impl.h18
1 files changed, 10 insertions, 8 deletions
diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index be7c0fab3478..2caa86660ab0 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -107,21 +107,23 @@ begin:
return skb;
}
+static u32 fq_flow_idx(struct fq *fq, struct sk_buff *skb)
+{
+ u32 hash = skb_get_hash_perturb(skb, fq->perturbation);
+
+ return reciprocal_scale(hash, fq->flows_cnt);
+}
+
static struct fq_flow *fq_flow_classify(struct fq *fq,
- struct fq_tin *tin,
+ struct fq_tin *tin, u32 idx,
struct sk_buff *skb,
fq_flow_get_default_t get_default_func)
{
struct fq_flow *flow;
- u32 hash;
- u32 idx;
lockdep_assert_held(&fq->lock);
- hash = skb_get_hash_perturb(skb, fq->perturbation);
- idx = reciprocal_scale(hash, fq->flows_cnt);
flow = &fq->flows[idx];
-
if (flow->tin && flow->tin != tin) {
flow = get_default_func(fq, tin, idx, skb);
tin->collisions++;
@@ -153,7 +155,7 @@ static void fq_recalc_backlog(struct fq *fq,
}
static void fq_tin_enqueue(struct fq *fq,
- struct fq_tin *tin,
+ struct fq_tin *tin, u32 idx,
struct sk_buff *skb,
fq_skb_free_t free_func,
fq_flow_get_default_t get_default_func)
@@ -163,7 +165,7 @@ static void fq_tin_enqueue(struct fq *fq,
lockdep_assert_held(&fq->lock);
- flow = fq_flow_classify(fq, tin, skb, get_default_func);
+ flow = fq_flow_classify(fq, tin, idx, skb, get_default_func);
flow->tin = tin;
flow->backlog += skb->len;