From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- tools/testing/selftests/bpf/progs/trace_printk.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 tools/testing/selftests/bpf/progs/trace_printk.c (limited to 'tools/testing/selftests/bpf/progs/trace_printk.c') diff --git a/tools/testing/selftests/bpf/progs/trace_printk.c b/tools/testing/selftests/bpf/progs/trace_printk.c new file mode 100644 index 0000000000..6695478c2b --- /dev/null +++ b/tools/testing/selftests/bpf/progs/trace_printk.c @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2020, Oracle and/or its affiliates. + +#include "vmlinux.h" +#include +#include +#include "bpf_misc.h" + +char _license[] SEC("license") = "GPL"; + +int trace_printk_ret = 0; +int trace_printk_ran = 0; + +const char fmt[] = "Testing,testing %d\n"; + +SEC("fentry/" SYS_PREFIX "sys_nanosleep") +int sys_enter(void *ctx) +{ + trace_printk_ret = bpf_trace_printk(fmt, sizeof(fmt), + ++trace_printk_ran); + return 0; +} -- cgit v1.2.3