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 19F3BC982FE for ; Tue, 22 Sep 2026 15:10:37 +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=omtP9ok1iojYdMTStCvMewR9KVHMrUfbkgUBxyeLyIk=; b=AXPMgHlnYJqm3s/PdF+UG6W5pp ihDGcXczSMKFSDnhfIOAe9bK/bBIsL+6ddpPBiDySUeWDg5OBdfqkICsuAnWyzt60C4be2l8YO8I4 16uZ6+wlUIgO9WGOIjwGFcEQRY8lVDB5/AxSPpC4cDE6FCWZkw0wzpRVvwFzWKcK0rfdgxL5qgFzA z8ne+XiIgtgZugU7AoFaWOj1g4PlBp5H2/Agk+nJptLy7gSkgbbtT0sYkH4fOHHz4yr5FoEsDf9H9 yGrajmzVSQ6SU6gVs77jZ/G8QG6edOBfilMugBdKma/iFS0txEoko2dm/lMW3EYGySxLeygGvSx2Z H+eeeoUA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x928d-00000005nJx-0as5; Tue, 22 Sep 2026 15:10:31 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x928X-00000005nId-0gF6 for linux-arm-kernel@lists.infradead.org; Tue, 22 Sep 2026 15:10:25 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 329AE60DFF; Tue, 22 Sep 2026 15:10:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A516E1F000FF; Tue, 22 Sep 2026 15:10:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790089823; bh=omtP9ok1iojYdMTStCvMewR9KVHMrUfbkgUBxyeLyIk=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=VIzW9uiOZErgGwpb2MBkx+awxmmwYA78DwwJtiqJZwY5dCV0hNlDcpSr6qG5VMpD1 1OxTgIp9ilrwSCytuBosjm5tBO+jnw1i4RnYv9o7EYft6FUBUAiKRfWE2UZOMJkFQr 2S6v3AfRRGX8eSdG48n1JLmZI+cp50+pbeol/Ioo+750ldPVBkefk4LPUSiPKn/VsG 5J+1/Yfu7IWS9e8LC57iV0y60ieTfPrRKDuSOs3O1qzs/uJWds/1YBdl1PI4l0FMIv SyaIFUf8vq/v11n+gnUf0MTOCSOpZu9JumCDPkotgaZymL2r2orxQlCkQV8TLEbSMI cS/zfPYbzB8kQ== Date: Tue, 22 Sep 2026 16:10:17 +0100 From: Will Deacon To: Catalin Marinas Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Ard Biesheuvel , Eric Biggers , Daniel Borkmann , Alexei Starovoitov , Oliver Upton , Herbert Xu , Marc Zyngier Subject: Re: [PATCH v3 12/13] arm64: Kbuild: Remove vestigial big-endian support Message-ID: References: <20260918145217.1669-1-will@kernel.org> <20260918145217.1669-13-will@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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 Mon, Sep 21, 2026 at 11:24:36AM +0100, Catalin Marinas wrote: > On Fri, Sep 18, 2026 at 03:52:14PM +0100, Will Deacon wrote: > > -choice > > - prompt "Endianness" > > - default CPU_LITTLE_ENDIAN > > - help > > - Select the endianness of data accesses performed by the CPU. Userspace > > - applications will need to be compiled and linked for the endianness > > - that is selected here. > > - > > -config CPU_BIG_ENDIAN > > - bool "Build big-endian kernel" > > - depends on BROKEN > > - help > > - Say Y if you plan on running a kernel with a big-endian userspace. > > - > > -config CPU_LITTLE_ENDIAN > > - bool "Build little-endian kernel" > > - help > > - Say Y if you plan on running a kernel with a little-endian userspace. > > - This is usually the case for distributions targeting arm64. > > Running the checks through an LLM found that CONFIG_GVE depends on > X86 || CPU_LITTLE_ENDIAN, so it won't be enabled anymore. > > I think that's the only positive test of CPU_LITTLE_ENDIAN. Would you like me to add a '|| arm64' in there? I was a bit wary of doing so, given that I don't have a way to test it. Removing CPU_LITTLE_ENDIAN forces the issue, somewhat. Will