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[5.186.118.63]) by smtp.gmail.com with ESMTPSA id k19sm2580862ejb.43.2019.04.26.12.06.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 26 Apr 2019 12:06:07 -0700 (PDT) From: Rasmus Villemoes To: linuxppc-dev@lists.ozlabs.org, Andrew Morton Cc: Rasmus Villemoes , Michael Ellerman , Nick Desaulniers , Jason Baron , Nathan Chancellor , Arnd Bergmann , linux-kernel@vger.kernel.org Subject: [PATCH 12/10] powerpc: unbreak DYNAMIC_DEBUG=y build with clang Date: Fri, 26 Apr 2019 21:06:03 +0200 Message-Id: <20190426190603.5982-2-linux@rasmusvillemoes.dk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190426190603.5982-1-linux@rasmusvillemoes.dk> References: <20190426130015.GA12483@archlinux-i9> <20190426190603.5982-1-linux@rasmusvillemoes.dk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current versions of clang does not like the %c modifier in inline assembly for targets other than x86, so any DYNAMIC_DEBUG=y build fails on ppc64. A fix is likely to land in 9.0 (see https://github.com/ClangBuiltLinux/linux/issues/456), but unbreak the build for older versions. Fixes: powerpc: select DYNAMIC_DEBUG_RELATIVE_POINTERS for PPC64 Reported-by: Nathan Chancellor Reported-by: Arnd Bergmann Signed-off-by: Rasmus Villemoes --- Andrew, please apply and/or fold into 10/10. arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 6821c8ae1d62..8511137ab963 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -155,7 +155,7 @@ config PPC select BUILDTIME_EXTABLE_SORT select CLONE_BACKWARDS select DCACHE_WORD_ACCESS if PPC64 && CPU_LITTLE_ENDIAN - select DYNAMIC_DEBUG_RELATIVE_POINTERS if PPC64 + select DYNAMIC_DEBUG_RELATIVE_POINTERS if PPC64 && (CC_IS_GCC || CLANG_VERSION >= 90000) select DYNAMIC_FTRACE if FUNCTION_TRACER select EDAC_ATOMIC_SCRUB select EDAC_SUPPORT -- 2.20.1 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=-13.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 5F8FAC43219 for ; Fri, 26 Apr 2019 19:07:57 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 1C65F2084F for ; Fri, 26 Apr 2019 19:07:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=rasmusvillemoes.dk header.i=@rasmusvillemoes.dk header.b="ZwDxj6NY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C65F2084F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rasmusvillemoes.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 44rNqF08GqzDqbm for ; Sat, 27 Apr 2019 05:07:53 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=rasmusvillemoes.dk (client-ip=2a00:1450:4864:20::543; helo=mail-ed1-x543.google.com; envelope-from=linux@rasmusvillemoes.dk; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=rasmusvillemoes.dk Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=rasmusvillemoes.dk header.i=@rasmusvillemoes.dk header.b="ZwDxj6NY"; dkim-atps=neutral Received: from mail-ed1-x543.google.com (mail-ed1-x543.google.com [IPv6:2a00:1450:4864:20::543]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 44rNnL1BppzDqZQ for ; Sat, 27 Apr 2019 05:06:11 +1000 (AEST) Received: by mail-ed1-x543.google.com with SMTP id j20so4015039edq.10 for ; Fri, 26 Apr 2019 12:06:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rasmusvillemoes.dk; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=nfeGW2KMz/FXR0Ak0qG/Xrz3Om6FI+VqPqCOac6VWK0=; b=ZwDxj6NYYQ0lVHEiRjePF7dVhtTjLZ4WRcCUvquHehKY5j9KkDfD0a3VZwVjXiyRyV 2y/yxNs4ofqQH5vNKi3sZugsV46m0sQrlAAAktvDtboto/3NtDzq6Ij5ACCAgM/a7iGB PKBhHHtWEMlDuI6re7GK+sSxlktUbcte/LzXw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=nfeGW2KMz/FXR0Ak0qG/Xrz3Om6FI+VqPqCOac6VWK0=; b=lVqIu277JaU/ZFAkKtWrSTXgss5ToHsm2D8llrM4TngloYYoC22PbjMvHLNv/O3deX jMEj9wC+/DKM1MdldrR1YdJmr1EqSOh0sWUun5bONSfaufW5rzRJCxI6X96oGdF9jPOa bGAmsK8Yo7Dv4WIoYcRmuMpMrYpLyDzXdc7f9FEdZtocEu3WeU3cmnWDk1DtCvlsDDrZ ZcKb2d9zkTE6SFoei5Yn9SLUZrIxkfu4VD8fJ/iVsGpTpWB7uZioTx0sQtD5E++kfC9l PSLUPdjQHPztlCMOlP04ywPjny6/a9O0hGk/fxq0/LbF2boCDK8z096eKPrZcXUHo3G9 y3LQ== X-Gm-Message-State: APjAAAUcg35DzMFhfJ6j6RFANNsuJXoTDqqg5PsDo/rj+zHiHOwBEHuW cNeZr4GkP0tD8XsyzmzSMdjgzypHhFVpHIW4 X-Google-Smtp-Source: APXvYqye2nnuhIkpxJKAk+jx5GakviX0ROdF215GjoEpPacF9cRvIq9ChoYCfJw4i0+EsI04W92Zsg== X-Received: by 2002:aa7:d30b:: with SMTP id p11mr15544232edq.295.1556305567686; Fri, 26 Apr 2019 12:06:07 -0700 (PDT) Received: from prevas-ravi.prevas.se (ip-5-186-118-63.cgn.fibianet.dk. [5.186.118.63]) by smtp.gmail.com with ESMTPSA id k19sm2580862ejb.43.2019.04.26.12.06.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 26 Apr 2019 12:06:07 -0700 (PDT) From: Rasmus Villemoes To: linuxppc-dev@lists.ozlabs.org, Andrew Morton Subject: [PATCH 12/10] powerpc: unbreak DYNAMIC_DEBUG=y build with clang Date: Fri, 26 Apr 2019 21:06:03 +0200 Message-Id: <20190426190603.5982-2-linux@rasmusvillemoes.dk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190426190603.5982-1-linux@rasmusvillemoes.dk> References: <20190426130015.GA12483@archlinux-i9> <20190426190603.5982-1-linux@rasmusvillemoes.dk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Rasmus Villemoes , Nick Desaulniers , linux-kernel@vger.kernel.org, Jason Baron , Nathan Chancellor Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Current versions of clang does not like the %c modifier in inline assembly for targets other than x86, so any DYNAMIC_DEBUG=y build fails on ppc64. A fix is likely to land in 9.0 (see https://github.com/ClangBuiltLinux/linux/issues/456), but unbreak the build for older versions. Fixes: powerpc: select DYNAMIC_DEBUG_RELATIVE_POINTERS for PPC64 Reported-by: Nathan Chancellor Reported-by: Arnd Bergmann Signed-off-by: Rasmus Villemoes --- Andrew, please apply and/or fold into 10/10. arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 6821c8ae1d62..8511137ab963 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -155,7 +155,7 @@ config PPC select BUILDTIME_EXTABLE_SORT select CLONE_BACKWARDS select DCACHE_WORD_ACCESS if PPC64 && CPU_LITTLE_ENDIAN - select DYNAMIC_DEBUG_RELATIVE_POINTERS if PPC64 + select DYNAMIC_DEBUG_RELATIVE_POINTERS if PPC64 && (CC_IS_GCC || CLANG_VERSION >= 90000) select DYNAMIC_FTRACE if FUNCTION_TRACER select EDAC_ATOMIC_SCRUB select EDAC_SUPPORT -- 2.20.1