diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_skeleton.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_skeleton.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_skeleton.c b/tools/testing/selftests/bpf/progs/test_skeleton.c index 441fa1c552c8..1b1187d2967b 100644 --- a/tools/testing/selftests/bpf/progs/test_skeleton.c +++ b/tools/testing/selftests/bpf/progs/test_skeleton.c @@ -5,6 +5,8 @@ #include <linux/bpf.h> #include <bpf/bpf_helpers.h> +#define __read_mostly SEC(".data.read_mostly") + struct s { int a; long long b; @@ -40,9 +42,20 @@ int kern_ver = 0; struct s out5 = {}; + +const volatile int in_dynarr_sz SEC(".rodata.dyn"); +const volatile int in_dynarr[4] SEC(".rodata.dyn") = { -1, -2, -3, -4 }; + +int out_dynarr[4] SEC(".data.dyn") = { 1, 2, 3, 4 }; + +int read_mostly_var __read_mostly; +int out_mostly_var; + SEC("raw_tp/sys_enter") int handler(const void *ctx) { + int i; + out1 = in1; out2 = in2; out3 = in3; @@ -53,6 +66,11 @@ int handler(const void *ctx) bpf_syscall = CONFIG_BPF_SYSCALL; kern_ver = LINUX_KERNEL_VERSION; + for (i = 0; i < in_dynarr_sz; i++) + out_dynarr[i] = in_dynarr[i]; + + out_mostly_var = read_mostly_var; + return 0; } |