From patchwork Mon Apr 12 11:44:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 419848 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7819DC43461 for ; Mon, 12 Apr 2021 11:50:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 42D9360BD3 for ; Mon, 12 Apr 2021 11:50:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240518AbhDLLuj (ORCPT ); Mon, 12 Apr 2021 07:50:39 -0400 Received: from pegase1.c-s.fr ([93.17.236.30]:36642 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238164AbhDLLui (ORCPT ); Mon, 12 Apr 2021 07:50:38 -0400 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 4FJn2N0jm6z9tyR2; Mon, 12 Apr 2021 13:44:12 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id BvH0PNmN9McC; Mon, 12 Apr 2021 13:44:12 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4FJn2M6bMRz9tyQT; Mon, 12 Apr 2021 13:44:11 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id E90698B78E; Mon, 12 Apr 2021 13:44:16 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id 1sXtALhaLiMZ; Mon, 12 Apr 2021 13:44:16 +0200 (CEST) Received: from po16121vm.idsi0.si.c-s.fr (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 715808B78D; Mon, 12 Apr 2021 13:44:16 +0200 (CEST) Received: by po16121vm.idsi0.si.c-s.fr (Postfix, from userid 0) id 330B467A06; Mon, 12 Apr 2021 11:44:16 +0000 (UTC) Message-Id: <34d12a4f75cb8b53a925fada5e7ddddd3b145203.1618227846.git.christophe.leroy@csgroup.eu> From: Christophe Leroy Subject: [PATCH 1/3] powerpc/ebpf32: Fix comment on BPF_ALU{64} | BPF_LSH | BPF_K To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, kpsingh@chromium.org, naveen.n.rao@linux.ibm.com, sandipan@linux.ibm.com Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org, bpf@vger.kernel.org Date: Mon, 12 Apr 2021 11:44:16 +0000 (UTC) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Replace <<== by <<= Signed-off-by: Christophe Leroy --- arch/powerpc/net/bpf_jit_comp32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c index 003843273b43..ca6fe1583460 100644 --- a/arch/powerpc/net/bpf_jit_comp32.c +++ b/arch/powerpc/net/bpf_jit_comp32.c @@ -559,12 +559,12 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context * EMIT(PPC_RAW_SLW(dst_reg, dst_reg, src_reg)); EMIT(PPC_RAW_OR(dst_reg_h, dst_reg_h, __REG_R0)); break; - case BPF_ALU | BPF_LSH | BPF_K: /* (u32) dst <<== (u32) imm */ + case BPF_ALU | BPF_LSH | BPF_K: /* (u32) dst <<= (u32) imm */ if (!imm) break; EMIT(PPC_RAW_SLWI(dst_reg, dst_reg, imm)); break; - case BPF_ALU64 | BPF_LSH | BPF_K: /* dst <<== imm */ + case BPF_ALU64 | BPF_LSH | BPF_K: /* dst <<= imm */ if (imm < 0) return -EINVAL; if (!imm)