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 A91ECC4332F for ; Mon, 7 Nov 2022 13:05:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=dmCF14OPp+U7sXItNzjTXzpX0+snP8MgbWe4aLKRHnE=; b=pNCdstD+2oEZUL pOQO15tv+ebPZRoXzxHHXJanw2qz3vrSzXFn8oDQF+2NSasb7usPyybmHu/2/m9Upw7iCwQqmcHxg NiAWN363khOJVla+aeEcdI4H/xLt8X5gmKUFvBGUGnHyZt1gRsQsOOThyPr3g8OOVAaYiN0Q++h6F 5GS1tPPUIuXBHG7XtcC1Xmz3laPpW+QisBTg8tqIYuyc+1RCnk3qDbjxMQwNWd4RZ5DPBCRDnCNht RhvqFIoKPPqvUmwFgeINIGChjHyF9pEXIzkJvrp9fVn8Fjcj7koTokWroAHW0I3phCh0yu6bLIFes pbAOq3zRZPN5CONjO+Uw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1os1nO-00EeUc-MX; Mon, 07 Nov 2022 13:04:10 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1os1nJ-00EePc-Nx for linux-arm-kernel@lists.infradead.org; Mon, 07 Nov 2022 13:04:08 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 8CF6CB810CB; Mon, 7 Nov 2022 13:04:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2EB6EC433D7; Mon, 7 Nov 2022 13:03:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667826240; bh=pe819BP3PgXZj3HBCA33eGWI4XOpTqWyxMRU9Rd/u/0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Co6n6EDZ3ukzHwyfh+vZxtaTFncp6Oi0wNubVW6iLjnLVDpKTF6XYkK7n30pCVpeg efUgdG3LwOVOZjlXjCHiOTtxOyVCCckRhI9ZNa+tXxQAU1Cb8qhZ4RNUsNKeOxLuaH gIYSaHUtNBfhjVZwHpn8ky8rEfp5RtH1V06e9/C7qlt8w7sJW5e539fcFt0/Ms7VXx SraNAElGd8l6c21ZUBy5Fg2yoC9zUR4WNs1TZdvbaCwD+DaJK3dsQNmb3Fa/etR6kt 0jscvthbvs5GFfAUTyr+BsLkHRdAIcH+ks42IfQN2HeAzBybajZ0Qp2wnFPIINtj5c FRd6d+Qc2FaKQ== Date: Mon, 7 Nov 2022 13:03:55 +0000 From: Will Deacon To: Mark Brown Cc: Christoph Hellwig , Catalin Marinas , Ard Biesheuvel , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] arm64/fpsimd: Add interface for kernel use of SVE and SME Message-ID: <20221107130354.GA19956@willie-the-truck> References: <20221103180704.638457-1-broonie@kernel.org> MIME-Version: 1.0 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-20221107_050405_946097_4BCFB0B6 X-CRM114-Status: GOOD ( 14.89 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Nov 05, 2022 at 01:58:23PM +0000, Mark Brown wrote: > On Sat, Nov 05, 2022 at 01:29:34AM -0700, Christoph Hellwig wrote: > > On Thu, Nov 03, 2022 at 06:07:04PM +0000, Mark Brown wrote: > > > +EXPORT_SYMBOL(kernel_fp_begin); > > > All in-kernel FPU usage needs to be EXPORT_SYMBOL_GPL. > > That'd be a change for arm4, the existing exports for access to > NEON are plain EXPORT_SYMBOLs. I'll defer that one to Catalin > and Will. I'm happy for everything to use the GPL flavours. I suspect the existing exports are like they are only because the macro is shorter to type. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel