Commit 451b05f4 authored by Fabian Frederick's avatar Fabian Frederick Committed by David S. Miller
Browse files

net: netdevice.h: sw_netstats_rx_add helper 



some drivers/network protocols update rx bytes/packets under
u64_stats_update_begin/end sequence.
Add a specific helper like dev_lstats_add()

Signed-off-by: default avatarFabian Frederick <fabf@skynet.be>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9b9dda5d

include/linux/netdevice.h

+10 −0
Original line number Diff line number Diff line
@@ -2543,6 +2543,16 @@ struct pcpu_lstats { 


void dev_lstats_read(struct net_device *dev, u64 *packets, u64 *bytes);



static inline void dev_sw_netstats_rx_add(struct net_device *dev, unsigned int len)

{

	struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats);



	u64_stats_update_begin(&tstats->syncp);

	tstats->rx_bytes += len;

	tstats->rx_packets++;

	u64_stats_update_end(&tstats->syncp);

}



static inline void dev_lstats_add(struct net_device *dev, unsigned int len)

{

	struct pcpu_lstats *lstats = this_cpu_ptr(dev->lstats);

CRA Git | Maintained and supported by SUSTech CRA and CCSE