From patchwork Thu May 17 06:17:10 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 136097 Delivered-To: patch@linaro.org Received: by 2002:a2e:9706:0:0:0:0:0 with SMTP id r6-v6csp1878652lji; Wed, 16 May 2018 23:20:49 -0700 (PDT) X-Google-Smtp-Source: AB8JxZoEuThy6mNi0XZfdv5PfUvqAkavhzNhUXIN51Agg43lKDEWaQNC5IgW287YISsY+Iox7jCV X-Received: by 2002:a62:4c53:: with SMTP id z80-v6mr4005367pfa.181.1526538049815; Wed, 16 May 2018 23:20:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1526538049; cv=none; d=google.com; s=arc-20160816; b=TNEVEAZViOQpis6SgQRVdq7LZ9NkhgsOk01hO/LJd+SD8YH7kv92kSI6l6nVAFWq9n wgJVFoLpVvAupynacy8u9EfHjp9q2xbkBJ+QTAOmlpVYwQtIv2U0Ytt7dkIm6x1DXkGx 48ZRbNIqNwzSBafq5hP3irrW+CI8l8nwZ3+D/Z/dwpdG3FZ2/k8muPel5Ore83Wqh9hG zYBDNClTWRNJUNBaJem+hHx/uk4bfveF/fSs8beA00Hz8Cm8N3wt2gK9lKqY1428u7Wg puI7JZBmc1mwA1NpHDZK2thuiw6UBCwRUqDC+1H5Sox0WsK4DrDh4VuM85srRXLI9rwt hZrA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:dkim-filter :arc-authentication-results; bh=2cFpIapoLIq5b2QBiH0yJANk6wpAo4imNZSnLqFfnnw=; b=tfhK+Kf6vssvQAM6DpnjUl61n/x2WBjnov9d+lWu4oSRfPtJXx/Qu6Zyfq6tbDIYko Vb3Ns9GpvO7GSwRjMLbRza1RpdulpLlDuWDcUH2OSzzKR+dk0Sz9FT6P7M6WeWWrFIiH cvfQxDSA1LVa6ADEGQEbT86YwXm2Okf6iKvrFzYswm32Z8z/DF/MFmb0sKHgQ0pxyhZD vX7YEAmUe+vK0M+QpmeNCRlOzs/CLRCxFdZEzcIvQsbQ5JXmUPYWl33RbLpNICLen/+W OXMsBszMKM68agNNr/m3NxGN9JM6sVkYegCs/hMj8zDg7Ce/1hg9yq4c64hZqqMI7YxS gW/Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=VWH6MmGT; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b10-v6si4433280pla.282.2018.05.16.23.20.49; Wed, 16 May 2018 23:20:49 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=VWH6MmGT; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752505AbeEQGUg (ORCPT + 29 others); Thu, 17 May 2018 02:20:36 -0400 Received: from conuserg-10.nifty.com ([210.131.2.77]:26312 "EHLO conuserg-10.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752378AbeEQGT7 (ORCPT ); Thu, 17 May 2018 02:19:59 -0400 Received: from pug.e01.socionext.com (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-10.nifty.com with ESMTP id w4H6HbUT002841; Thu, 17 May 2018 15:18:08 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-10.nifty.com w4H6HbUT002841 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1526537889; bh=2cFpIapoLIq5b2QBiH0yJANk6wpAo4imNZSnLqFfnnw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VWH6MmGTP2po+dAeb00pV+djM2LUiPWC8iyLQQsZAEPyOQCTKS6PUJ3vACoGCYjU5 JM2nnFgPKwBsWkTzwsFuztAYbzJ/oNYIfpqHB/R1IzzvIzoUcs7C8FOldqb7dKc4aF 270/P2t5FxUAxU521NFk8dKe3dP5pEWYEcKBx6SYheC+GWswCkQELBVFbCA6LBbS2u +YF+Qq+WFSKMOt5Qf3nxkCzq15nv6t8B4qpacTLegTuVoFy3l2ukLzU0qKco4DoB8o mJAPSCWhMZ8ZnRdoy/gkdntABMAaS2BGhuRz5Vjs+EDhfRfJYYs8HxPvfYQAKT1ovX xXA4nb9BVFh7A== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Linus Torvalds , Sam Ravnborg , Ulf Magnusson , "Luis R . Rodriguez" , linux-kernel@vger.kernel.org, Nicholas Piggin , Kees Cook , Emese Revfy , x86@kernel.org, Masahiro Yamada Subject: [PATCH v4 31/31] arm64: move GCC version check for ARCH_SUPPORTS_INT128 to Kconfig Date: Thu, 17 May 2018 15:17:10 +0900 Message-Id: <1526537830-22606-32-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526537830-22606-1-git-send-email-yamada.masahiro@socionext.com> References: <1526537830-22606-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This becomes much neater in Kconfig. Signed-off-by: Masahiro Yamada Acked-by: Will Deacon Reviewed-by: Kees Cook --- Changes in v4: - Rebase Changes in v3: - Newly added Changes in v2: None arch/arm64/Kconfig | 1 + arch/arm64/Makefile | 6 ------ 2 files changed, 1 insertion(+), 6 deletions(-) -- 2.7.4 diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index eb2cf49..119b18e 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -43,6 +43,7 @@ config ARM64 select ARCH_USE_QUEUED_RWLOCKS select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_SUPPORTS_ATOMIC_RMW + select ARCH_SUPPORTS_INT128 if GCC_VERSION >= 50000 || CC_IS_CLANG select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_WANT_COMPAT_IPC_PARSE_VERSION select ARCH_WANT_FRAME_POINTERS diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 87f7d2f..cefd1e9 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -56,12 +56,6 @@ KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) KBUILD_CFLAGS += $(call cc-option,-mabi=lp64) KBUILD_AFLAGS += $(call cc-option,-mabi=lp64) -ifeq ($(cc-name),clang) -KBUILD_CFLAGS += -DCONFIG_ARCH_SUPPORTS_INT128 -else -KBUILD_CFLAGS += $(call cc-ifversion, -ge, 0500, -DCONFIG_ARCH_SUPPORTS_INT128) -endif - ifeq ($(CONFIG_CPU_BIG_ENDIAN), y) KBUILD_CPPFLAGS += -mbig-endian CHECKFLAGS += -D__AARCH64EB__