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/offwaketime_kern.c | 58 ++++++++++++++++++++++++++++++++--------------------------
1 files changed, 32 insertions(+), 26 deletions(-)
diff --git a/kernel/samples/bpf/offwaketime_kern.c b/kernel/samples/bpf/offwaketime_kern.c
index e7d9a0a..14b7929 100644
--- a/kernel/samples/bpf/offwaketime_kern.c
+++ b/kernel/samples/bpf/offwaketime_kern.c
@@ -5,13 +5,19 @@
* License as published by the Free Software Foundation.
*/
#include <uapi/linux/bpf.h>
-#include "bpf_helpers.h"
#include <uapi/linux/ptrace.h>
#include <uapi/linux/perf_event.h>
#include <linux/version.h>
#include <linux/sched.h>
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_tracing.h>
-#define _(P) ({typeof(P) val; bpf_probe_read(&val, sizeof(val), &P); val;})
+#define _(P) \
+ ({ \
+ typeof(P) val; \
+ bpf_probe_read_kernel(&val, sizeof(val), &(P)); \
+ val; \
+ })
#define MINBLOCK_US 1
@@ -22,38 +28,38 @@
u32 tret;
};
-struct bpf_map_def SEC("maps") counts = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(struct key_t),
- .value_size = sizeof(u64),
- .max_entries = 10000,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, struct key_t);
+ __type(value, u64);
+ __uint(max_entries, 10000);
+} counts SEC(".maps");
-struct bpf_map_def SEC("maps") start = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(u32),
- .value_size = sizeof(u64),
- .max_entries = 10000,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, u32);
+ __type(value, u64);
+ __uint(max_entries, 10000);
+} start SEC(".maps");
struct wokeby_t {
char name[TASK_COMM_LEN];
u32 ret;
};
-struct bpf_map_def SEC("maps") wokeby = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct wokeby_t),
- .max_entries = 10000,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, u32);
+ __type(value, struct wokeby_t);
+ __uint(max_entries, 10000);
+} wokeby SEC(".maps");
-struct bpf_map_def SEC("maps") stackmap = {
- .type = BPF_MAP_TYPE_STACK_TRACE,
- .key_size = sizeof(u32),
- .value_size = PERF_MAX_STACK_DEPTH * sizeof(u64),
- .max_entries = 10000,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_STACK_TRACE);
+ __uint(key_size, sizeof(u32));
+ __uint(value_size, PERF_MAX_STACK_DEPTH * sizeof(u64));
+ __uint(max_entries, 10000);
+} stackmap SEC(".maps");
#define STACKID_FLAGS (0 | BPF_F_FAST_STACK_CMP)
--
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