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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/testing/selftests/bpf/progs/test_skeleton.c | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_skeleton.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_skeleton.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_skeleton.c b/tools/testing/selftests/bpf/progs/test_skeleton.c new file mode 100644 index 000000000..374ccef70 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_skeleton.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2019 Facebook */ + +#include <stdbool.h> +#include <linux/bpf.h> +#include <bpf/bpf_helpers.h> + +struct s { + int a; + long long b; +} __attribute__((packed)); + +/* .data section */ +int in1 = -1; +long long in2 = -1; + +/* .bss section */ +char in3 = '\0'; +long long in4 __attribute__((aligned(64))) = 0; +struct s in5 = {}; + +/* .rodata section */ +const volatile struct { + const int in6; +} in = {}; + +/* .data section */ +int out1 = -1; +long long out2 = -1; + +/* .bss section */ +char out3 = 0; +long long out4 = 0; +int out6 = 0; + +extern bool CONFIG_BPF_SYSCALL __kconfig; +extern int LINUX_KERNEL_VERSION __kconfig; +bool bpf_syscall = 0; +int kern_ver = 0; + +SEC("raw_tp/sys_enter") +int handler(const void *ctx) +{ + static volatile struct s out5; + + out1 = in1; + out2 = in2; + out3 = in3; + out4 = in4; + out5 = in5; + out6 = in.in6; + + bpf_syscall = CONFIG_BPF_SYSCALL; + kern_ver = LINUX_KERNEL_VERSION; + + return 0; +} + +char _license[] SEC("license") = "GPL"; |