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-rw-r--r--arch/s390/net/bpf_jit_comp.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index f4242b894cf2..6b3d612948fb 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -1417,21 +1417,10 @@ branch_ks:
}
break;
branch_ku:
- is_jmp32 = BPF_CLASS(insn->code) == BPF_JMP32;
- /* clfi or clgfi %dst,imm */
- EMIT6_IMM(is_jmp32 ? 0xc20f0000 : 0xc20e0000,
- dst_reg, imm);
- if (!is_first_pass(jit) &&
- can_use_rel(jit, addrs[i + off + 1])) {
- /* brc mask,off */
- EMIT4_PCREL_RIC(0xa7040000,
- mask >> 12, addrs[i + off + 1]);
- } else {
- /* brcl mask,off */
- EMIT6_PCREL_RILC(0xc0040000,
- mask >> 12, addrs[i + off + 1]);
- }
- break;
+ /* lgfi %w1,imm (load sign extend imm) */
+ src_reg = REG_1;
+ EMIT6_IMM(0xc0010000, src_reg, imm);
+ goto branch_xu;
branch_xs:
is_jmp32 = BPF_CLASS(insn->code) == BPF_JMP32;
if (!is_first_pass(jit) &&