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author | Jason A. Donenfeld <Jason@zx2c4.com> | 2017-06-21 03:55:31 +0200 |
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committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2017-06-26 12:35:06 +0200 |
commit | 79a7dc4da9702d05c5085acffe1c4f9cf72c26a6 (patch) | |
tree | df8160a06c0d7ed61a71b014b970bd8f0e8add9c /src/compat | |
parent | curve25519: keep certain sandy2x functions in C (diff) | |
download | wireguard-monolithic-historical-79a7dc4da9702d05c5085acffe1c4f9cf72c26a6.tar.xz wireguard-monolithic-historical-79a7dc4da9702d05c5085acffe1c4f9cf72c26a6.zip |
ratelimiter: rewrite from scratch
This not only removes the depenency on x_tables, but it also gives us
much better performance and memory usage. Now, systems are able to have
millions of WireGuard interfaces, without having to worry about a
thundering herd of garbage collection.
Diffstat (limited to 'src/compat')
-rw-r--r-- | src/compat/compat.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/src/compat/compat.h b/src/compat/compat.h index 6c1bfa3..feb4347 100644 --- a/src/compat/compat.h +++ b/src/compat/compat.h @@ -11,15 +11,6 @@ #error "WireGuard requires Linux >= 3.10" #endif -/* These conditionals can't be enforced by an out of tree module very easily, - * so we stick them here in compat instead. */ -#if !IS_ENABLED(CONFIG_NETFILTER_XT_MATCH_HASHLIMIT) -#error "WireGuard requires CONFIG_NETFILTER_XT_MATCH_HASHLIMIT." -#endif -#if IS_ENABLED(CONFIG_IPV6) && !IS_ENABLED(CONFIG_IP6_NF_IPTABLES) -#error "WireGuard requires CONFIG_IP6_NF_IPTABLES when using CONFIG_IPV6." -#endif - #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0) && defined(CONFIG_X86_64) #define CONFIG_AS_SSSE3 #endif @@ -276,6 +267,18 @@ static inline int get_random_bytes_wait(void *buf, int nbytes) } #endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0) +#define system_power_efficient_wq system_unbound_wq +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0) +#include <linux/ktime.h> +static inline u64 ktime_get_ns(void) +{ + return ktime_to_ns(ktime_get()); +} +#endif + /* https://lkml.org/lkml/2015/6/12/415 */ #include <linux/netdevice.h> static inline struct net_device *netdev_pub(void *dev) |