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/test_current_task_under_cgroup_kern.c | 29 +++++++++++++++--------------
1 files changed, 15 insertions(+), 14 deletions(-)
diff --git a/kernel/samples/bpf/test_current_task_under_cgroup_kern.c b/kernel/samples/bpf/test_current_task_under_cgroup_kern.c
index 86b28d7..fbd43e2 100644
--- a/kernel/samples/bpf/test_current_task_under_cgroup_kern.c
+++ b/kernel/samples/bpf/test_current_task_under_cgroup_kern.c
@@ -8,25 +8,26 @@
#include <linux/ptrace.h>
#include <uapi/linux/bpf.h>
#include <linux/version.h>
-#include "bpf_helpers.h"
+#include <bpf/bpf_helpers.h>
#include <uapi/linux/utsname.h>
+#include "trace_common.h"
-struct bpf_map_def SEC("maps") cgroup_map = {
- .type = BPF_MAP_TYPE_CGROUP_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u32),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_CGROUP_ARRAY);
+ __uint(key_size, sizeof(u32));
+ __uint(value_size, sizeof(u32));
+ __uint(max_entries, 1);
+} cgroup_map SEC(".maps");
-struct bpf_map_def SEC("maps") perf_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u64),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, u32);
+ __type(value, u64);
+ __uint(max_entries, 1);
+} perf_map SEC(".maps");
/* Writes the last PID that called sync to a map at index 0 */
-SEC("kprobe/sys_sync")
+SEC("kprobe/" SYSCALL(sys_sync))
int bpf_prog1(struct pt_regs *ctx)
{
u64 pid = bpf_get_current_pid_tgid();
--
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