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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 22379C64E7B for ; Mon, 30 Nov 2020 12:04:16 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 98655206D8 for ; Mon, 30 Nov 2020 12:04:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fvNpZyEN"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="yzM9f+2t" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 98655206D8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.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=jg7dZUswVAdlTJCvdwo4WdyxlbfYVhKxl3CqN4ymvsI=; b=fvNpZyENLburl/kuD2FK4GbUl AUPXxpYf/U5y266RkqQCqr643ZEnloiot63wKyqT8vKXiBW0IagnPXI19tvPLlldwLLdfs2h38ej+ m97XfeUdcnPeFMna5HzLVmO3ZUvSbFm5Is8GQxxllJYsmEX/BBOdn2iMBMbm5V/qc7NB+5hZIRHyR DwpXpIn4gmQ0RaZEaLpKJkv138lc/uMeJa+VGXUST0ZHVzBnmjdrIHplMcMXGO+fhUsAai5BQYayK QOw8M6b7BqB0LG8nYdolZBEsEldrutHQdZGTQNbRj/5ijUAsdBqb86K+nimy6Iu30XefEBvoqPTSo wHwbZ/9dQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjht4-00011y-Jd; Mon, 30 Nov 2020 12:02:34 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kjhr2-0000GH-Po for linux-arm-kernel@lists.infradead.org; Mon, 30 Nov 2020 12:00:30 +0000 Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 179B52073C; Mon, 30 Nov 2020 12:00:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1606737627; bh=HBOIO8GaCg6xuTGjJaH9CwIBSnKPzHwxyZUymO54yi0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=yzM9f+2t0xm2UaSKWFUKTi0QtGsVMKXqHXBS1Z7u81tBEmBY8l8f7Hsa1i2mw4qyd fvd85qZ6OMwkW1qqkN71XY+4V/XfXkDnI1y+duNB0L2COvyVv3mGOw0HVIw6ROw3sk 6KhUBLTX11sbbhPwamUk+q9jexDlZ968PrKAzHsg= Date: Mon, 30 Nov 2020 12:00:21 +0000 From: Will Deacon To: Sami Tolvanen Subject: Re: [PATCH v7 17/17] arm64: allow LTO_CLANG and THINLTO to be selected Message-ID: <20201130120021.GE24563@willie-the-truck> References: <20201118220731.925424-1-samitolvanen@google.com> <20201118220731.925424-18-samitolvanen@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201118220731.925424-18-samitolvanen@google.com> 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-20201130_070029_016594_1C148625 X-CRM114-Status: GOOD ( 17.84 ) 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: linux-arch@vger.kernel.org, Kees Cook , "Paul E. McKenney" , kernel-hardening@lists.openwall.com, Peter Zijlstra , Greg Kroah-Hartman , Masahiro Yamada , linux-kbuild@vger.kernel.org, Nick Desaulniers , linux-kernel@vger.kernel.org, Steven Rostedt , clang-built-linux@googlegroups.com, linux-pci@vger.kernel.org, Josh Poimboeuf , linux-arm-kernel@lists.infradead.org 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 Wed, Nov 18, 2020 at 02:07:31PM -0800, Sami Tolvanen wrote: > Allow CONFIG_LTO_CLANG and CONFIG_THINLTO to be enabled. > > Signed-off-by: Sami Tolvanen > Reviewed-by: Kees Cook > --- > arch/arm64/Kconfig | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index c7f07978f5b6..56bd83a764f4 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -73,6 +73,8 @@ config ARM64 > select ARCH_USE_SYM_ANNOTATIONS > select ARCH_SUPPORTS_MEMORY_FAILURE > select ARCH_SUPPORTS_SHADOW_CALL_STACK if CC_HAVE_SHADOW_CALL_STACK > + select ARCH_SUPPORTS_LTO_CLANG > + select ARCH_SUPPORTS_THINLTO Acked-by: Will Deacon Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel