s390/bpf: Enable arena

Now that BPF_PROBE_MEM32 and address space cast instructions are
implemented, tell the verifier that the JIT supports arena.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20240701234304.14336-9-iii@linux.ibm.com

diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 39c1d9aa7f1ef631d9d41bdf64a93e027f61791b..1dd359c25adac2990bffa976712fbb885501fdf3 100644 (file)
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -2820,3 +2820,8 @@ bool bpf_jit_supports_subprog_tailcalls(void)
 {
        return true;
 }
+
+bool bpf_jit_supports_arena(void)
+{
+       return true;
+}