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net: core: add dev_sw_netstats_tx_add

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Add dev_sw_netstats_tx_add(), complementing already existing
dev_sw_netstats_rx_add(). Other than dev_sw_netstats_rx_add allow to
pass the number of packets as function argument.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Heiner Kallweit 2020-10-29 18:29:59 +01:00 committed by Jakub Kicinski
parent 4e5d79bbe8
commit d3fd65484c
1 changed files with 12 additions and 0 deletions
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12
include/linux/netdevice.h
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@ -2557,6 +2557,18 @@ static inline void dev_sw_netstats_rx_add(struct net_device *dev, unsigned int l
u64_stats_update_end(&tstats->syncp); u64_stats_update_end(&tstats->syncp);
} }
static inline void dev_sw_netstats_tx_add(struct net_device *dev,
unsigned int packets,
unsigned int len)
{
struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats);
u64_stats_update_begin(&tstats->syncp);
tstats->tx_bytes += len;
tstats->tx_packets += packets;
u64_stats_update_end(&tstats->syncp);
}
static inline void dev_lstats_add(struct net_device *dev, unsigned int len) static inline void dev_lstats_add(struct net_device *dev, unsigned int len)
{ {
struct pcpu_lstats *lstats = this_cpu_ptr(dev->lstats); struct pcpu_lstats *lstats = this_cpu_ptr(dev->lstats);