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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EDD77C36010 for ; Fri, 11 Apr 2025 16:04:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zh0HsQ975MJmBXDsCbmWgWK1LZA5u2hBn3c+nLKAguk=; b=JKmmPYA/uCwP/FzCKgUzumVDOl MmG/KJuD/ghVMBKRgBuhOgwMJ4xxEAZf8ztCI8aYIuNO7DC4TB81t3SrUYrZpo/1lby920u/FEOCp /2MOl9jIWWrEJ5nhoXyk5pHQfha5d/v/41hD3lk0GNDkq//a+7Vycyho662of3A/lDy3K3eBOzrQr VhVLCrBK2a9XGfFk6VZr59bjc1pbWXdUWOPEsV5VZhkk4/ECF0I5wsS4zoGVuf8CbmShZEsFKt94W jcMQzaPbseVp5FMP2BHb09BvPoSIaLXbs5VBVD4qjUjyHu4UzGQwJ3vU+vxCaTofqT0bKrHheCYi8 l6QQ2Vtg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u3Grl-0000000EJty-1mXW; Fri, 11 Apr 2025 16:04:29 +0000 Received: from nyc.source.kernel.org ([147.75.193.91]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u3Gpw-0000000EJii-18V6 for linux-arm-kernel@lists.infradead.org; Fri, 11 Apr 2025 16:02:37 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 8205EA4AB62; Fri, 11 Apr 2025 15:57:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 660A0C4CEE2; Fri, 11 Apr 2025 16:02:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744387354; bh=vAL2HWsYZdwCmYgBhqkDTW705E6nfjbHy8zZUtbDK1A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=lM3n2Loz/+36sq/6Lei4iAuRvu0gIZAxvFRJtwZJkrecobf/bxMztsQO8Ec0gJN/f fXLjuuIGuhEKNlEDySUgAFXjabeqc/IU7+VSGmwoOungmellXHntYqTXYbyWHYqW5R nPTTpV656C2vLz6f0jvUeU6hmU23lQqoEwlpFaf4W0hxSA0f2n12r/4oYKMyVz841q DQloyDbE7vemgtETopzA47uMliPINAXLBoy/olrdvyxgU7Pd9lVlDefKAoo81dVMzU 8orDcHPaYgZPwO2Pzul9QKFGqTIjHhhv0N96eMQ1RSesLVcCCaGOeRgic6Rzpk29vL Cx6nXHbilX9OA== Date: Fri, 11 Apr 2025 17:02:26 +0100 From: Will Deacon To: Arnd Bergmann Cc: Arnd Bergmann , linux-kbuild@vger.kernel.org, "H. Peter Anvin" , Ard Biesheuvel , Borislav Petkov , Brian Gerst , Catalin Marinas , Dave Hansen , Herbert Xu , Ingo Molnar , Jonathan Corbet , Marc Zyngier , Mark Rutland , Masahiro Yamada , Nathan Chancellor , Nicolas Schier , Takashi Iwai , Thomas Gleixner , Uros Bizjak , linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH 4/4] arm64: drop binutils version checks Message-ID: <20250411160225.GA5675@willie-the-truck> References: <20250407094116.1339199-1-arnd@kernel.org> <20250407094116.1339199-5-arnd@kernel.org> <20250408084642.GA1768@willie-the-truck> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250411_090236_375213_1DCF343C X-CRM114-Status: GOOD ( 21.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 08, 2025 at 03:10:57PM +0200, Arnd Bergmann wrote: > On Tue, Apr 8, 2025, at 10:46, Will Deacon wrote: > > Hi Arnd, > > > > On Mon, Apr 07, 2025 at 11:41:16AM +0200, Arnd Bergmann wrote: > >> From: Arnd Bergmann > >> > >> Now that gcc-8 and binutils-2.30 are the minimum versions, a lot of > >> the individual feature checks can go away for simplification. > >> > >> Signed-off-by: Arnd Bergmann > >> --- > >> arch/arm64/Kconfig | 37 ++------------------------------- > >> arch/arm64/Makefile | 21 ++----------------- > >> arch/arm64/include/asm/rwonce.h | 4 ---- > >> arch/arm64/kvm/Kconfig | 1 - > >> arch/arm64/lib/xor-neon.c | 2 +- > >> 5 files changed, 5 insertions(+), 60 deletions(-) > > > > Since some of these checks are dynamic (i.e. they try passing various > > options to the tools to see if they barf), have you checked that the > > minimum supported version of clang implements them all? > > I did some randconfig build testing with clang-13/lld-13, since that > is the oldest supported version, and checked that the options are > all supported. I'm pretty sure it's been there for a long time before > that already. Thanks (especially to Mark!) for checking. Will