From 05e59e5fb0064c97a1c10921ecd549f2d4a58565 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:14:40 +0000
Subject: [PATCH] add REDIRECT
---
kernel/samples/bpf/xdp_sample_pkts_kern.c | 21 ++++++---------------
1 files changed, 6 insertions(+), 15 deletions(-)
diff --git a/kernel/samples/bpf/xdp_sample_pkts_kern.c b/kernel/samples/bpf/xdp_sample_pkts_kern.c
index f7ca8b8..9cf76b3 100644
--- a/kernel/samples/bpf/xdp_sample_pkts_kern.c
+++ b/kernel/samples/bpf/xdp_sample_pkts_kern.c
@@ -2,24 +2,15 @@
#include <linux/ptrace.h>
#include <linux/version.h>
#include <uapi/linux/bpf.h>
-#include "bpf_helpers.h"
+#include <bpf/bpf_helpers.h>
#define SAMPLE_SIZE 64ul
-#define MAX_CPUS 128
-#define bpf_printk(fmt, ...) \
-({ \
- char ____fmt[] = fmt; \
- bpf_trace_printk(____fmt, sizeof(____fmt), \
- ##__VA_ARGS__); \
-})
-
-struct bpf_map_def SEC("maps") my_map = {
- .type = BPF_MAP_TYPE_PERF_EVENT_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(u32),
- .max_entries = MAX_CPUS,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERF_EVENT_ARRAY);
+ __uint(key_size, sizeof(int));
+ __uint(value_size, sizeof(u32));
+} my_map SEC(".maps");
SEC("xdp_sample")
int xdp_sample_prog(struct xdp_md *ctx)
--
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