Commit 7c4ec749 authored by David S. Miller's avatar David S. Miller
Browse files

net: Init backlog NAPI's gro_hash. 



Based upon a patch by Sean Tranchetti.

Fixes: d4546c25 ("net: Convert GRO SKB handling to list_head.")
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 99d20a46

net/core/dev.c

+12 −6
Original line number Diff line number Diff line
@@ -6115,19 +6115,24 @@ static enum hrtimer_restart napi_watchdog(struct hrtimer *timer) 
	return HRTIMER_NORESTART;

}



void netif_napi_add(struct net_device *dev, struct napi_struct *napi,

		    int (*poll)(struct napi_struct *, int), int weight)

static void init_gro_hash(struct napi_struct *napi)

{

	int i;



	INIT_LIST_HEAD(&napi->poll_list);

	hrtimer_init(&napi->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_PINNED);

	napi->timer.function = napi_watchdog;

	napi->gro_bitmask = 0;

	for (i = 0; i < GRO_HASH_BUCKETS; i++) {

		INIT_LIST_HEAD(&napi->gro_hash[i].list);

		napi->gro_hash[i].count = 0;

	}

	napi->gro_bitmask = 0;

}



void netif_napi_add(struct net_device *dev, struct napi_struct *napi,

		    int (*poll)(struct napi_struct *, int), int weight)

{

	INIT_LIST_HEAD(&napi->poll_list);

	hrtimer_init(&napi->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_PINNED);

	napi->timer.function = napi_watchdog;

	init_gro_hash(napi);

	napi->skb = NULL;

	napi->poll = poll;

	if (weight > NAPI_POLL_WEIGHT)
@@ -9554,6 +9559,7 @@ static int __init net_dev_init(void) 
		sd->cpu = i;

#endif



		init_gro_hash(&sd->backlog);

		sd->backlog.poll = process_backlog;

		sd->backlog.weight = weight_p;

	}