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=-13.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 D6460C433E7 for ; Fri, 9 Oct 2020 20:38:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6853222261 for ; Fri, 9 Oct 2020 20:38:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="BykcTHfl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390287AbgJIUih (ORCPT ); Fri, 9 Oct 2020 16:38:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389377AbgJIUih (ORCPT ); Fri, 9 Oct 2020 16:38:37 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 46DA2C0613D2; Fri, 9 Oct 2020 13:38:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=5QO6RA3HKVUZHpGdEyUHg1uVMriNEKLFam7kt2l8WbY=; b=BykcTHfl5U5QXVGW4edmbJoejd /feI6aevZQDdnvhh45rvU/0eXRo+78rdChTL1QU1Nq0wNiGn73IvchEyJMpMDFko5sJZW/cNdTbjo CY/vlICXrw/WfyKQrGBNXsC0pP3gpGsWD1xWMR6Fu/MAcSaGEE0AlbucgSWqr+RzrXzqdFSfKUNfv aC3p83mK2BGDpcY50GphQuJQBBbcmCUnjsNmn/7jLfvNXSgZ5y+nyWWDT+c+9j+5TDPigoWRBZC5F AAO7GJ0Y/TVe2Qq1qTnl3lMi3Jf/2PQjGFTG6jyXQnZ6TH0bichbeMyzAiLye0K9jQr5IzIY+oCl4 i8M8xTiQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=worktop.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kQz9r-0008Pe-Km; Fri, 09 Oct 2020 20:38:31 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id 7AC67980BDC; Fri, 9 Oct 2020 22:38:22 +0200 (CEST) Date: Fri, 9 Oct 2020 22:38:22 +0200 From: Peter Zijlstra To: linux-kernel@vger.kernel.org Cc: linux-tip-commits@vger.kernel.org, Martin Schwidefsky , Vasily Gorbik , Masami Hiramatsu , Josh Poimboeuf , x86 Subject: Re: [tip: objtool/core] x86/insn: Support big endian cross-compiles Message-ID: <20201009203822.GA2974@worktop.programming.kicks-ass.net> References: <160208761921.7002.1321765913567405137.tip-bot2@tip-bot2> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <160208761921.7002.1321765913567405137.tip-bot2@tip-bot2> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 07, 2020 at 04:20:19PM -0000, tip-bot2 for Martin Schwidefsky wrote: > The following commit has been merged into the objtool/core branch of tip: > > Commit-ID: 2a522b53c47051d3bf98748418f4f8e5f20d2c04 > Gitweb: https://git.kernel.org/tip/2a522b53c47051d3bf98748418f4f8e5f20d2c04 > Author: Martin Schwidefsky > AuthorDate: Mon, 05 Oct 2020 17:50:31 +02:00 > Committer: Josh Poimboeuf > CommitterDate: Tue, 06 Oct 2020 09:32:29 -05:00 > > x86/insn: Support big endian cross-compiles > > x86 instruction decoder code is shared across the kernel source and the > tools. Currently objtool seems to be the only tool from build tools needed > which breaks x86 cross compilation on big endian systems. Make the x86 > instruction decoder build host endianness agnostic to support x86 cross > compilation and enable objtool to implement endianness awareness for > big endian architectures support. > > Signed-off-by: Martin Schwidefsky > Co-developed-by: Vasily Gorbik > Signed-off-by: Vasily Gorbik > Acked-by: Masami Hiramatsu > Signed-off-by: Josh Poimboeuf This commit breaks the x86 build with CONFIG_X86_DECODER_SELFTEST=y. I've asked Boris to truncate tip/objtool/core.