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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 33C91C41621 for ; Tue, 24 Mar 2020 16:48:11 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id E86E6206F6 for ; Tue, 24 Mar 2020 16:48:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PGNI1mi7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E86E6206F6 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject: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=s6Oc0s5qEt/3in2Cso8h3HN70At2cNp0VHsDHPV7tOU=; b=PGNI1mi7vWJXOm jSZBGcaBx224C9B6376ja+4WIpjuwWUvg2JKeAXrAQWtpO8oSL6wVXJULZZccf5rpzELPgfir4n8E j8XGLvtMA559jTlgmh0oKAPfJpMQevUGDK88cyT2Zw2TKVU6xL6BU+g92EQaGVEVuHK2Vez6OnrJ1 G3o2duJRmEQKALpkYRrs66uL2NhkYfEF111NSlJLaZHyQcwGgrDlnugDKHrYFWPqWAQqTVIpuSP+C 8jEyWWugxNlS4oCNxzsdoJFofXSgcBulIKzMT/wh1mnzwAG6Jr/lV+UCV9ybOs4L5TKjXFkQblSwS NCpxTONWRNP3WW/Jdq5Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGmin-0006hD-76; Tue, 24 Mar 2020 16:48:09 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGmik-0006gK-6s for linux-arm-kernel@lists.infradead.org; Tue, 24 Mar 2020 16:48:07 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3C5531FB; Tue, 24 Mar 2020 09:48:05 -0700 (PDT) Received: from mbp (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 62BB43F71F; Tue, 24 Mar 2020 09:48:04 -0700 (PDT) Date: Tue, 24 Mar 2020 16:48:01 +0000 From: Catalin Marinas To: Mark Brown Subject: Re: [PATCH 1/2] arm64: lib: Use .arch_extension Message-ID: <20200324164801.GD3901@mbp> References: <20200323191807.3864-1-broonie@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200323191807.3864-1-broonie@kernel.org> 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-20200324_094806_294560_5D7A7DA2 X-CRM114-Status: GOOD ( 10.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Will Deacon , Ard Biesheuvel , linux-arm-kernel@lists.infradead.org, Eric Biggers Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Mar 23, 2020 at 07:18:06PM +0000, Mark Brown wrote: > Currently when implementing optimised assembler routines using > architecture extensions we override the base architecture along with > enabling the new extensions, causing problems for in kernel BTI support > which needs to raise the base architecture level for assembler files in > order to generate BTI landing pads. We did this due to a lack of > support for the .arch_extension gas feature in older versions of the > clang built in assembler but since current versions of clang now have > support for .arch_extension we can use that. > > Signed-off-by: Mark Brown I'll queue this through the arm64 tree. Thanks. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel