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Add note about linked objects not working with __always_inline functions.

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Christian Deacon
2025-02-22 10:02:35 -05:00
parent 8a4ddf5184
commit 50b0efa58a
2 changed files with 4 additions and 0 deletions
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2
src/xdp/utils/helpers.h
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@@ -30,4 +30,6 @@
static __always_inline u8 IsIpInRange(u32 src_ip, u32 net_ip, u8 cidr); static __always_inline u8 IsIpInRange(u32 src_ip, u32 net_ip, u8 cidr);
// NOTE: We include the C source file below because we can't link object files which includes the function logic into the main XDP program because we need to ensure the function is always inlined for performance which doesn't work with linked objects.
// More Info: https://stackoverflow.com/questions/24289599/always-inline-does-not-work-when-function-is-implemented-in-different-file
#include "helpers.c" #include "helpers.c"

2
src/xdp/utils/rl.h
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@@ -9,4 +9,6 @@
static __always_inline void UpdateIpStats(__u64 *pps, __u64 *bps, u32 ip, u16 port, u8 protocol, u16 pkt_len, __u64 now); static __always_inline void UpdateIpStats(__u64 *pps, __u64 *bps, u32 ip, u16 port, u8 protocol, u16 pkt_len, __u64 now);
static __always_inline void UpdateIp6Stats(__u64 *pps, __u64 *bps, u128 *ip, u16 port, u8 protocol, u16 pkt_len, __u64 now); static __always_inline void UpdateIp6Stats(__u64 *pps, __u64 *bps, u128 *ip, u16 port, u8 protocol, u16 pkt_len, __u64 now);
// NOTE: We include the C source file below because we can't link object files which includes the function logic into the main XDP program because we need to ensure the function is always inlined for performance which doesn't work with linked objects.
// More Info: https://stackoverflow.com/questions/24289599/always-inline-does-not-work-when-function-is-implemented-in-different-file
#include "rl.c" #include "rl.c"