@@ -1144,7 +1144,8 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx)
break;
do_alu32_trunc:
- if (BPF_CLASS(code) == BPF_ALU)
+ if (BPF_CLASS(code) == BPF_ALU &&
+ ctx->prog->aux->no_verifier_zext)
emit_alu_K(SRL, dst, 0, ctx);
break;
@@ -1432,6 +1433,11 @@ static void jit_fill_hole(void *area, unsigned int size)
*ptr++ = 0x91d02005; /* ta 5 */
}
+bool bpf_jit_hardware_zext(void)
+{
+ return false;
+}
+
struct sparc64_jit_data {
struct bpf_binary_header *header;
u8 *image;
Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Jiong Wang <jiong.wang@netronome.com> --- arch/sparc/net/bpf_jit_comp_64.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)