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 2FCA1C3DA7F for ; Wed, 7 Aug 2024 15:09:01 +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=gTBEyTDuyGP0OwM2Ld19qm72seDeAonZbOXn4FPGBmg=; b=EPQmu+x6/VaVRuhNdjaH92TH/I n49j9znzNToIl8t7QDr28ethhA+pcVKVmU0IXlml2na+PSU8nQzHKhv5powxfIM9c6M3dg+TPoWgK JCS3GCedQPkApKtVjgRX46vY0wmtZ/FBKfbb8G0sojvIXnG7yFCT4PBWn5OuLGUazCrzsi69sfymI fZrp/X37uw6LGmj6KgO8+WR98sTnVHV/rf7ybbE3+2YMwZTJJIinYO1iJ7iXzlxh+VcleLuSF/xM8 7iaWjQpMReIHCr2cwF8ncp8PwoU8Ln7YGSerivFCr7SBLw6Rv2LbYokCpoA+D/VUHico5ncS+wLXJ GsCG60dA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbiHI-00000005SPn-2PCg; Wed, 07 Aug 2024 15:08:40 +0000 Received: from smtp.domeneshop.no ([2a01:5b40:0:3006::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbiGi-00000005SJA-1BUl for linux-arm-kernel@lists.infradead.org; Wed, 07 Aug 2024 15:08:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=fjasle.eu; s=ds202307; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject:Date:Message-ID:To:Cc: MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=gTBEyTDuyGP0OwM2Ld19qm72seDeAonZbOXn4FPGBmg=; b=VoD7yIAF6OddXxsFn+ETucVMrt yoQoZo3iAK4Ih3BVYRNmEkN/d0yY1Yf+7yuBwFJh8sCS/byabUEpstH6LD4XxaJe6XRM+7Heizz27 BgrVIrYLfcsPVV58Lv9H/Zej2YP7ff6lP/MmM/VMOw1QfWJ0LUTxbXdb7m7a8gCzfU6rNuRV7rDrb rqFoljkaPwUr8ZC9zHRYgHXTbfnld33EoA0p9Mehk9hbdRizvTYv7POkmihfqHUvni12N2Wr20yIm bes95SD99UmlPITXumWSnNpCiiDx3MCTWqY9+EdJY5UFfG8smsRx82sZpwcdH8z51MGHUdd/MuMdj c5ye7pYw==; Received: from [2001:9e8:9f8:5201:3235:adff:fed0:37e6] (port=35732 helo=lindesnes.fjasle.eu) by smtp.domeneshop.no with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1sbiGJ-009XOB-UK; Wed, 07 Aug 2024 17:07:40 +0200 Date: Wed, 7 Aug 2024 17:07:16 +0200 From: Nicolas Schier To: da.gomez@samsung.com Cc: Masahiro Yamada , Nathan Chancellor , Lucas De Marchi , Thomas =?iso-8859-1?Q?Hellstr=F6m?= , Rodrigo Vivi , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , William Hubbs , Chris Brannon , Kirk Reiser , Samuel Thibault , Paul Moore , Stephen Smalley , Ondrej Mosnacek , Catalin Marinas , Will Deacon , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Greg Kroah-Hartman , Jiri Slaby , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, speakup@linux-speakup.org, selinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-serial@vger.kernel.org, llvm@lists.linux.dev, Finn Behrens , "Daniel Gomez (Samsung)" , gost.dev@samsung.com, Nick Desaulniers Subject: Re: [PATCH 01/12] scripts: subarch.include: fix SUBARCH on MacOS hosts Message-ID: <20240807-mighty-crazy-dove-3dc8a5@lindesnes> References: <20240807-macos-build-support-v1-0-4cd1ded85694@samsung.com> <20240807-macos-build-support-v1-1-4cd1ded85694@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240807-macos-build-support-v1-1-4cd1ded85694@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240807_080805_015605_BB80AE8A X-CRM114-Status: GOOD ( 19.21 ) 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 Wed, Aug 07, 2024 at 01:09:15AM +0200, Daniel Gomez via B4 Relay wrote: > From: Nick Desaulniers > > When building the Linux kernel on an aarch64 MacOS based host, if we don't > specify a value for ARCH when invoking make, we default to arm and thus > multi_v7_defconfig rather than the expected arm64 and arm64's defconfig. > > This is because subarch.include invokes `uname -m` which on MacOS hosts > evaluates to `arm64` but on Linux hosts evaluates to `aarch64`, > > This allows us to build ARCH=arm64 natively on MacOS (as in ARCH need > not be specified on an aarch64-based system). > > Utilize a negative lookahead regular expression to avoid matching arm64. > > Add a separate expression to support for armv.* as per error reported by > Nicolas Schier [1]. > > [1] https://lore.kernel.org/all/Y3MRvtwdjIwMHvRo@bergen.fjasle.eu/#t > > Signed-off-by: Nick Desaulniers > Signed-off-by: Daniel Gomez > --- > scripts/subarch.include | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/scripts/subarch.include b/scripts/subarch.include > index 4bd327d0ae42..5d84ad8c0dee 100644 > --- a/scripts/subarch.include > +++ b/scripts/subarch.include > @@ -6,7 +6,8 @@ > > SUBARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ > -e s/sun4u/sparc64/ \ > - -e s/arm.*/arm/ -e s/sa110/arm/ \ > + -e s/armv.*/arm/ \ > + -e s/arm\(?:\(?!64\).*\)/arm/ -e s/sa110/arm/ \ > -e s/s390x/s390/ \ > -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ > -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \ > Reviewed-by: Nicolas Schier