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Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_overhead.c')
-rw-r--r--tools/testing/selftests/bpf/progs/test_overhead.c34
1 files changed, 20 insertions, 14 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_overhead.c b/tools/testing/selftests/bpf/progs/test_overhead.c
index 96c0124a04ba..bfe9fbcb9684 100644
--- a/tools/testing/selftests/bpf/progs/test_overhead.c
+++ b/tools/testing/selftests/bpf/progs/test_overhead.c
@@ -1,39 +1,45 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2019 Facebook */
+#include <stdbool.h>
+#include <stddef.h>
#include <linux/bpf.h>
-#include "bpf_helpers.h"
-#include "bpf_tracing.h"
+#include <linux/ptrace.h>
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_tracing.h>
#include "bpf_trace_helpers.h"
+struct task_struct;
+
SEC("kprobe/__set_task_comm")
-int prog1(struct pt_regs *ctx)
+int BPF_KPROBE(prog1, struct task_struct *tsk, const char *buf, bool exec)
{
- return 0;
+ return !tsk;
}
SEC("kretprobe/__set_task_comm")
-int prog2(struct pt_regs *ctx)
+int BPF_KRETPROBE(prog2,
+ struct task_struct *tsk, const char *buf, bool exec,
+ int ret)
{
- return 0;
+ return !PT_REGS_PARM1(ctx) && ret;
}
SEC("raw_tp/task_rename")
int prog3(struct bpf_raw_tracepoint_args *ctx)
{
- return 0;
+ return !ctx->args[0];
}
-struct task_struct;
-BPF_TRACE_3("fentry/__set_task_comm", prog4,
- struct task_struct *, tsk, const char *, buf, __u8, exec)
+SEC("fentry/__set_task_comm")
+int BPF_PROG(prog4, struct task_struct *tsk, const char *buf, bool exec)
{
- return 0;
+ return !tsk;
}
-BPF_TRACE_3("fexit/__set_task_comm", prog5,
- struct task_struct *, tsk, const char *, buf, __u8, exec)
+SEC("fexit/__set_task_comm")
+int BPF_PROG(prog5, struct task_struct *tsk, const char *buf, bool exec)
{
- return 0;
+ return !tsk;
}
char _license[] SEC("license") = "GPL";