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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 8744EC43441 for ; Fri, 9 Nov 2018 13:00:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3A33C2081C for ; Fri, 9 Nov 2018 13:00:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A33C2081C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727998AbeKIWky (ORCPT ); Fri, 9 Nov 2018 17:40:54 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:46876 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727676AbeKIWky (ORCPT ); Fri, 9 Nov 2018 17:40:54 -0500 Received: from hsi-kbw-5-158-153-52.hsi19.kabel-badenwuerttemberg.de ([5.158.153.52] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1gL6OZ-000442-Cb; Fri, 09 Nov 2018 14:00:19 +0100 Date: Fri, 9 Nov 2018 14:00:19 +0100 (CET) From: Thomas Gleixner To: Cao jin cc: x86@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, bp@alien8.de, hpa@zytor.com Subject: Re: [PATCH] x86/mkpiggy: Drop endianness transforming In-Reply-To: <20181109121929.11448-1-caoj.fnst@cn.fujitsu.com> Message-ID: References: <20181109121929.11448-1-caoj.fnst@cn.fujitsu.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cao, On Fri, 9 Nov 2018, Cao jin wrote: > gzip file has 4-byte little-endian file size encoded at the end of file, > while all the other compressed kernel file has size_append operation in > the Makefile which also append the 4-byte little-endian file size. There > is no need to do endianness transforming by mkpiggy. Did you test that on a BE host cross-compiling the kernel for x86? Thanks, tglx