diff options
| author | Greg Kroah-Hartman <[email protected]> | 2023-12-11 08:39:35 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2023-12-11 08:39:35 +0100 |
| commit | 0e42b5fee8a8c5bc173f702b0745da6d9329c714 (patch) | |
| tree | a71b0daded5764fcc33b88f9344872c13f4b488e /tools/testing/selftests/bpf/progs/tailcall_poke.c | |
| parent | 386a766c4169006d0e9df44823849930b8995e32 (diff) | |
| parent | a39b6ac3781d46ba18193c9dbb2110f31e9bffe9 (diff) | |
Merge 6.7-rc5 into char-misc-next
We need the char/misc fixes in here as well for testing and to build off
of.
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/tailcall_poke.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/tailcall_poke.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/tailcall_poke.c b/tools/testing/selftests/bpf/progs/tailcall_poke.c new file mode 100644 index 000000000000..c78b94b75e83 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/tailcall_poke.c @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/bpf.h> +#include <bpf/bpf_helpers.h> +#include <bpf/bpf_tracing.h> + +char _license[] SEC("license") = "GPL"; + +struct { + __uint(type, BPF_MAP_TYPE_PROG_ARRAY); + __uint(max_entries, 1); + __uint(key_size, sizeof(__u32)); + __uint(value_size, sizeof(__u32)); +} jmp_table SEC(".maps"); + +SEC("?fentry/bpf_fentry_test1") +int BPF_PROG(test, int a) +{ + bpf_tail_call_static(ctx, &jmp_table, 0); + return 0; +} + +SEC("fentry/bpf_fentry_test1") +int BPF_PROG(call1, int a) +{ + return 0; +} + +SEC("fentry/bpf_fentry_test1") +int BPF_PROG(call2, int a) +{ + return 0; +} |