From mboxrd@z Thu Jan 1 00:00:00 1970 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 25A79C43331 for ; Fri, 22 Jan 2021 18:56:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E84A423ACA for ; Fri, 22 Jan 2021 18:56:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730339AbhAVSyL (ORCPT ); Fri, 22 Jan 2021 13:54:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:39050 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728524AbhAVOWB (ORCPT ); Fri, 22 Jan 2021 09:22:01 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id E2EA523B51; Fri, 22 Jan 2021 14:16:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1611324965; bh=U+H9QY895yIA4dEjk9EOwQp3tOH3m8bsnCOmG/cOMGA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Y25u0bqwJGbgodVX6xhN6ZtB/kd6hHvQTbzpJv2xoLeLiFv1f29ufhX2JGAOCXYq+ RpILcgm56xVXkQd64kebm1OYGyXaKJptr1iQ1R7pPTE+ds0SxxvrutJsZe9q8wz5+v +aqYLoBT6e430Nnu7uW5pOiliwOuT3xoiuiQk0wY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Arnd Bergmann , Nathan Chancellor , Herbert Xu , Jian Cai , Nick Desaulniers Subject: [PATCH 4.19 04/22] crypto: x86/crc32c - fix building with clang ias Date: Fri, 22 Jan 2021 15:12:22 +0100 Message-Id: <20210122135732.098221677@linuxfoundation.org> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210122135731.921636245@linuxfoundation.org> References: <20210122135731.921636245@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnd Bergmann commit 44623b2818f4a442726639572f44fd9b6d0ef68c upstream. The clang integrated assembler complains about movzxw: arch/x86/crypto/crc32c-pcl-intel-asm_64.S:173:2: error: invalid instruction mnemonic 'movzxw' It seems that movzwq is the mnemonic that it expects instead, and this is what objdump prints when disassembling the file. Fixes: 6a8ce1ef3940 ("crypto: crc32c - Optimize CRC32C calculation with PCLMULQDQ instruction") Signed-off-by: Arnd Bergmann Reviewed-by: Nathan Chancellor Signed-off-by: Herbert Xu [jc: Fixed conflicts due to lack of 34fdce6981b9 ("x86: Change {JMP,CALL}_NOSPEC argument")] Signed-off-by: Jian Cai Cc: Nick Desaulniers Signed-off-by: Greg Kroah-Hartman --- arch/x86/crypto/crc32c-pcl-intel-asm_64.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S +++ b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S @@ -170,7 +170,7 @@ continue_block: ## branch into array lea jump_table(%rip), bufp - movzxw (bufp, %rax, 2), len + movzwq (bufp, %rax, 2), len lea crc_array(%rip), bufp lea (bufp, len, 1), bufp JMP_NOSPEC bufp