From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/samples/bpf/lathist_kern.c | 26 +++++++++++++-------------
1 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/kernel/samples/bpf/lathist_kern.c b/kernel/samples/bpf/lathist_kern.c
index 18fa088..4adfcbb 100644
--- a/kernel/samples/bpf/lathist_kern.c
+++ b/kernel/samples/bpf/lathist_kern.c
@@ -8,7 +8,7 @@
#include <linux/version.h>
#include <linux/ptrace.h>
#include <uapi/linux/bpf.h>
-#include "bpf_helpers.h"
+#include <bpf/bpf_helpers.h>
#define MAX_ENTRIES 20
#define MAX_CPU 4
@@ -18,12 +18,12 @@
* trace_preempt_[on|off] tracepoints hooks is not supported.
*/
-struct bpf_map_def SEC("maps") my_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(u64),
- .max_entries = MAX_CPU,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, int);
+ __type(value, u64);
+ __uint(max_entries, MAX_CPU);
+} my_map SEC(".maps");
SEC("kprobe/trace_preempt_off")
int bpf_prog1(struct pt_regs *ctx)
@@ -61,12 +61,12 @@
return log2(v);
}
-struct bpf_map_def SEC("maps") my_lat = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(long),
- .max_entries = MAX_CPU * MAX_ENTRIES,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, int);
+ __type(value, long);
+ __uint(max_entries, MAX_CPU * MAX_ENTRIES);
+} my_lat SEC(".maps");
SEC("kprobe/trace_preempt_on")
int bpf_prog2(struct pt_regs *ctx)
--
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