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net: core: trivial netif_receive_skb_list() entry point

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Just calls netif_receive_skb() in a loop.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Edward Cree 2018-07-02 16:12:45 +01:00 committed by David S. Miller
parent 2bdea157b9
commit f6ad8c1bcd
2 changed files with 20 additions and 0 deletions
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1
include/linux/netdevice.h
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@ -3477,6 +3477,7 @@ int netif_rx(struct sk_buff *skb);
int netif_rx_ni(struct sk_buff *skb);
int netif_receive_skb(struct sk_buff *skb);
int netif_receive_skb_core(struct sk_buff *skb);
void netif_receive_skb_list(struct list_head *head);
gro_result_t napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb);
void napi_gro_flush(struct napi_struct *napi, bool flush_old);
struct sk_buff *napi_get_frags(struct napi_struct *napi);

19
net/core/dev.c
View File

@ -4906,6 +4906,25 @@ int netif_receive_skb(struct sk_buff *skb)
}
EXPORT_SYMBOL(netif_receive_skb);
/**
* netif_receive_skb_list - process many receive buffers from network
* @head: list of skbs to process.
*
* For now, just calls netif_receive_skb() in a loop, ignoring the
* return value.
*
* This function may only be called from softirq context and interrupts
* should be enabled.
*/
void netif_receive_skb_list(struct list_head *head)
{
struct sk_buff *skb, *next;
list_for_each_entry_safe(skb, next, head, list)
netif_receive_skb(skb);
}
EXPORT_SYMBOL(netif_receive_skb_list);
DEFINE_PER_CPU(struct work_struct, flush_works);
/* Network device is going away, flush any packets still pending */