From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/tools/testing/selftests/bpf/trace_helpers.h | 14 +++++---------
1 files changed, 5 insertions(+), 9 deletions(-)
diff --git a/kernel/tools/testing/selftests/bpf/trace_helpers.h b/kernel/tools/testing/selftests/bpf/trace_helpers.h
index 18924f2..f62fdef 100644
--- a/kernel/tools/testing/selftests/bpf/trace_helpers.h
+++ b/kernel/tools/testing/selftests/bpf/trace_helpers.h
@@ -2,8 +2,7 @@
#ifndef __TRACE_HELPER_H
#define __TRACE_HELPER_H
-#include <libbpf.h>
-#include <linux/perf_event.h>
+#include <bpf/libbpf.h>
struct ksym {
long addr;
@@ -14,12 +13,9 @@
struct ksym *ksym_search(long key);
long ksym_get_addr(const char *name);
-typedef enum bpf_perf_event_ret (*perf_event_print_fn)(void *data, int size);
+/* open kallsyms and find addresses on the fly, faster than load + search. */
+int kallsyms_find(const char *sym, unsigned long long *addr);
-int perf_event_mmap(int fd);
-int perf_event_mmap_header(int fd, struct perf_event_mmap_page **header);
-/* return LIBBPF_PERF_EVENT_DONE or LIBBPF_PERF_EVENT_ERROR */
-int perf_event_poller(int fd, perf_event_print_fn output_fn);
-int perf_event_poller_multi(int *fds, struct perf_event_mmap_page **headers,
- int num_fds, perf_event_print_fn output_fn);
+void read_trace_pipe(void);
+
#endif
--
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