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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 02CABC3A59B for ; Fri, 30 Aug 2019 15:14:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BDD812341B for ; Fri, 30 Aug 2019 15:14:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567178073; bh=ksfYPmmrs+WYuh4ofGlziSddxlUzqS2w6Ab2GpuPRAQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=EI3aJkrOEIfLTkgwiQwiBIBoxbM+eYalb9A2J4JOHrkpOr4hZ1CeS50kCXzIErt8Y PcA3opsf6mYgTavh1GVP4wuU/qx7UpXrJv5/KvEL/aatARkJZdxG7JeXpisI5S22ON GF3J+mSDpcYyYvlDrjaECY7GkCArS8kHH0IF8WLI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728325AbfH3POd (ORCPT ); Fri, 30 Aug 2019 11:14:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:45666 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727754AbfH3POd (ORCPT ); Fri, 30 Aug 2019 11:14:33 -0400 Received: from devnote2 (NE2965lan1.rev.em-net.ne.jp [210.141.244.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2961623407; Fri, 30 Aug 2019 15:14:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567178072; bh=ksfYPmmrs+WYuh4ofGlziSddxlUzqS2w6Ab2GpuPRAQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=ZpLvyj+z3+uwozel4zvAeQF1YxixtpnJkvj65hLfC6X2KXqXgyl/Roz9K0L58l0vz eDwZRMC2jEoysaVckbLhp/QkgAtqaGZDpqYNzUtynCulGcEwRigwD2V5wiueBUQ+4E ILJDxStCoDQZfWMl/Qnd74wcrCdPUaLd+FosA87E= Date: Sat, 31 Aug 2019 00:14:27 +0900 From: Masami Hiramatsu To: Masami Hiramatsu Cc: Josh Poimboeuf , Stephen Rothwell , Linux Next Mailing List , Linux Kernel Mailing List , Peter Zijlstra , Randy Dunlap Subject: Re: linux-next: Tree for Aug 27 (objtool) Message-Id: <20190831001427.4781757c2028e142bafc5446@kernel.org> In-Reply-To: <20190830152351.9311610b5cffb93110cbd6da@kernel.org> References: <20190827190526.6f27e763@canb.auug.org.au> <6c42e32f-901d-be78-e69b-cb9ff8703932@infradead.org> <20190827155911.ct2zzo2zhcrauf3z@treble> <2e8b18a0-a09c-b67e-c99f-45066ab9d511@infradead.org> <20190828155147.v6eowc7rr7upr7dr@treble> <20190828161331.kvikro257blxtzu5@treble> <20190828163433.4ltoxmtuujkqspar@treble> <20190829105356.1fd4859f49c142945146855f@kernel.org> <20190829175931.sru23aud33hrdqbj@treble> <20190830152351.9311610b5cffb93110cbd6da@kernel.org> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.32; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On Fri, 30 Aug 2019 15:23:51 +0900 Masami Hiramatsu wrote: > > Actually I wonder if X86_DECODER_SELFTEST is even still needed these > > days, since objtool is enabled on default configs. Objtool already uses > > the decoder to disassemble every instruction in the kernel (except for a > > few whitelisted files). > > Sometimes it have found bugs, so I would like to keep it. That test runs > build time and in-kernel decoder is somewhat critical. It is better to > run a test before install it. But yes, I think it may not need to run always anymore. So let's make it disabled by default. Thank you, -- Masami Hiramatsu