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| author | Jakub Kicinski <kuba@kernel.org> | 2022-04-28 13:01:50 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-04-28 13:02:01 -0700 |
| commit | 0e55546b189fc5f1ce5149445d7df083f26d4f25 (patch) | |
| tree | 0ed58feac725c81dd27a4533bea24c328898e877 /include/linux/netdevice.h | |
| parent | f3412b3879b4f7c4313b186b03940d4791345534 (diff) | |
| parent | 249aca0d3d631660aa3583c6a3559b75b6e971b4 (diff) | |
| download | linux-0e55546b189fc5f1ce5149445d7df083f26d4f25.tar.gz linux-0e55546b189fc5f1ce5149445d7df083f26d4f25.tar.bz2 linux-0e55546b189fc5f1ce5149445d7df083f26d4f25.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
include/linux/netdevice.h
net/core/dev.c
6510ea973d8d ("net: Use this_cpu_inc() to increment net->core_stats")
794c24e9921f ("net-core: rx_otherhost_dropped to core_stats")
https://lore.kernel.org/all/20220428111903.5f4304e0@canb.auug.org.au/
drivers/net/wan/cosa.c
d48fea8401cf ("net: cosa: fix error check return value of register_chrdev()")
89fbca3307d4 ("net: wan: remove support for COSA and SRP synchronous serial boards")
https://lore.kernel.org/all/20220428112130.1f689e5e@canb.auug.org.au/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index ac8a5f71220a..b75ca2d095ae 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -200,11 +200,11 @@ struct net_device_stats { * Try to fit them in a single cache line, for dev_get_stats() sake. */ struct net_device_core_stats { - local_t rx_dropped; - local_t tx_dropped; - local_t rx_nohandler; - local_t rx_otherhost_dropped; -} __aligned(4 * sizeof(local_t)); + unsigned long rx_dropped; + unsigned long tx_dropped; + unsigned long rx_nohandler; + unsigned long rx_otherhost_dropped; +} __aligned(4 * sizeof(unsigned long)); #include <linux/cache.h> #include <linux/skbuff.h> @@ -3827,15 +3827,15 @@ static __always_inline bool __is_skb_forwardable(const struct net_device *dev, return false; } -struct net_device_core_stats *netdev_core_stats_alloc(struct net_device *dev); +struct net_device_core_stats __percpu *netdev_core_stats_alloc(struct net_device *dev); -static inline struct net_device_core_stats *dev_core_stats(struct net_device *dev) +static inline struct net_device_core_stats __percpu *dev_core_stats(struct net_device *dev) { /* This READ_ONCE() pairs with the write in netdev_core_stats_alloc() */ struct net_device_core_stats __percpu *p = READ_ONCE(dev->core_stats); if (likely(p)) - return this_cpu_ptr(p); + return p; return netdev_core_stats_alloc(dev); } @@ -3843,14 +3843,11 @@ static inline struct net_device_core_stats *dev_core_stats(struct net_device *de #define DEV_CORE_STATS_INC(FIELD) \ static inline void dev_core_stats_##FIELD##_inc(struct net_device *dev) \ { \ - struct net_device_core_stats *p; \ + struct net_device_core_stats __percpu *p; \ \ - preempt_disable(); \ p = dev_core_stats(dev); \ - \ if (p) \ - local_inc(&p->FIELD); \ - preempt_enable(); \ + this_cpu_inc(p->FIELD); \ } DEV_CORE_STATS_INC(rx_dropped) DEV_CORE_STATS_INC(tx_dropped) |