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=-17.2 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_GIT 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 2C1B6C433E0 for ; Tue, 12 Jan 2021 15:48:40 +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 B60472312F for ; Tue, 12 Jan 2021 15:48:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B60472312F 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:MIME-Version:Message-Id:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=ICnnRHPTXc2qp9LWXbcCZWZ31AOjbxybzfkZ3UkyWjI=; b=N1NuU+H5v3ysfTmS8HvvY+KcKE Tz3iyvccBjZsn6vD3+C98A9GsNlhU7VtgBkc+BtI2mouebQCvQ2LT2GjyDcwUvXOVvg4gir0jou9z 96XfFftcpxUgUAbVw0rKMbkbEZA+hGr1FnrLkq51wSv4TvimEHWsQzj+uGMgBw2MSz1d4T4P3oxD6 p/2V/glx2C3ObELtzvSHAVNqYqdQVerxUIFkUbsMdyAAQm5j1krGtV0Qx9+MMBlnW1A3LDqyw36hR tGYv//68Eah8dOTOPea4wYkUVN8nFx32iNU1U8MbV3IdfE+MbNJEFOq58AL1tx4oYa7GfvP7DoSHV B7QBuxnA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kzLsy-0008He-8b; Tue, 12 Jan 2021 15:47:08 +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 1kzLsu-0008GD-BR for linux-arm-kernel@lists.infradead.org; Tue, 12 Jan 2021 15:47:06 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 50F622312F; Tue, 12 Jan 2021 15:47:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1610466423; bh=q+Pofp8jRp2xcjOfvDsfHdXfGkS6TiOxj2EkcvZcE/Q=; h=From:To:Cc:Subject:Date:From; b=nB+GV/Ao2FJGa2/qsd2aioGTA73tsL+Fy/ISjrGuCxwlH3VH2Dptb5oF/HLziXRZv 0A/cNKn9jDxot8d7A1iO9c5LtFQ2Wk5Fy57NM4dDhtMqG8L7c5hLrdXeYk0mSIr4GG F6xbxhfqw3a+mKXEZjQTMEcwZM+Fug8Mpus8ZWb3eVd1SQ6XgUEpIoHwBkjUAvbpMr hCaQMpC5KNeTRkGN6AqE9X+EvnCRaGhCiIwdZH4c3osj8yWXfGrrzpcu7p40dPo3n1 2ZQqpWsI6Q5XNMJ7Os++Lt4j5/craDsVmER3KFWEqsu098FZKF+qhMoaP/xBvutnyY sIgydXBZWPbgw== From: Arnd Bergmann To: Russell King , Nathan Chancellor , Nick Desaulniers , Kees Cook Subject: [PATCH] ARM: fix link warning with XIP + frame-pointer Date: Tue, 12 Jan 2021 16:46:40 +0100 Message-Id: <20210112154658.850192-1-arnd@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210112_104704_476549_DFDA58BA X-CRM114-Status: GOOD ( 11.37 ) 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: Vladimir Murzin , Arnd Bergmann , Catalin Marinas , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, 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 From: Arnd Bergmann When frame pointers are used instead of the ARM unwinder, and the kernel is built using clang with an external assembler and CONFIG_XIP_KERNEL, every file produces two warnings like: arm-linux-gnueabi-ld: warning: orphan section `.ARM.extab' from `net/mac802154/util.o' being placed in section `.ARM.extab' arm-linux-gnueabi-ld: warning: orphan section `.ARM.exidx' from `net/mac802154/util.o' being placed in section `.ARM.exidx' The same fix was already merged for the normal (non-XIP) linker script, with a longer description. Fixes: c39866f268f8 ("arm/build: Always handle .ARM.exidx and .ARM.extab sections") Signed-off-by: Arnd Bergmann --- arch/arm/kernel/vmlinux-xip.lds.S | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S index 4d0b0cd9222e..ddb70c65d525 100644 --- a/arch/arm/kernel/vmlinux-xip.lds.S +++ b/arch/arm/kernel/vmlinux-xip.lds.S @@ -43,6 +43,10 @@ SECTIONS ARM_DISCARD *(.alt.smp.init) *(.pv_table) +#ifndef CONFIG_ARM_UNWIND + *(.ARM.exidx) *(.ARM.exidx.*) + *(.ARM.extab) *(.ARM.extab.*) +#endif } . = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR); -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel