Commit 82a0aa53 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net_sched: sch_fq: use bulk freeing in fq_gc() 



fq_gc() already builds a small array of pointers, so using
kmem_cache_free_bulk() needs very little change.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7ba0537c

net/sched/sch_fq.c

+11 −7
Original line number Diff line number Diff line
@@ -214,9 +214,10 @@ static void fq_gc(struct fq_sched_data *q, 
		  struct rb_root *root,

		  struct sock *sk)

{

	struct fq_flow *f, *tofree[FQ_GC_MAX];

	struct rb_node **p, *parent;

	int fcnt = 0;

	void *tofree[FQ_GC_MAX];

	struct fq_flow *f;

	int i, fcnt = 0;



	p = &root->rb_node;

	parent = NULL;
@@ -239,15 +240,18 @@ static void fq_gc(struct fq_sched_data *q, 
			p = &parent->rb_left;

	}



	if (!fcnt)

		return;



	for (i = fcnt; i > 0; ) {

		f = tofree[--i];

		rb_erase(&f->fq_node, root);

	}

	q->flows -= fcnt;

	q->inactive_flows -= fcnt;

	q->stat_gc_flows += fcnt;

	while (fcnt) {

		struct fq_flow *f = tofree[--fcnt];



		rb_erase(&f->fq_node, root);

		kmem_cache_free(fq_flow_cachep, f);

	}

	kmem_cache_free_bulk(fq_flow_cachep, fcnt, tofree);

}



static struct fq_flow *fq_classify(struct sk_buff *skb, struct fq_sched_data *q)