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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,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 B4F29C433E0 for ; Wed, 10 Jun 2020 11:21:34 +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 77BCF204EA for ; Wed, 10 Jun 2020 11:21:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ggUN0Udi"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="bth/F3nX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77BCF204EA 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+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:MIME-Version:References:In-Reply-To: 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: List-Owner; bh=JH32ICmDXf4uiu7PDAEldb6d3c1uzueLfuFNeoXDQcE=; b=ggUN0UdigEyTKt 0kLyQuBOzUAi24/Oj7wZTJ9WJU9wCNBsdk1DYPFCkTRE2XSb4x71HkZvqopbVYQ2w+mTI5gkcoGVc G4xmT5YlwZteVb8+z+pccS+XGEy7geHIA5G3oZCAPmjJ5thOD/hmkGIvYU+2OpQ1IRtROdVI/sQ7D v+4Js6CpoT+uECzF0PB6o18UdCiWZhe9IcGoDLRulJMPJ7b7PPQnADn5P3gBJsnjj+OFftCr9R+pl pda4mOpbSMnOO0RCCDI3koC8b+t2YE+bPkrWcvBLllaIcxQ/JmWIQ8tH2jGZFRoO++NXDxWVf85g7 3yHvk3CHvvVvvkevlzYg==; 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 1jiynU-0000VQ-U2; Wed, 10 Jun 2020 11:21:32 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jiynF-0000K8-Of for linux-arm-kernel@lists.infradead.org; Wed, 10 Jun 2020 11:21:19 +0000 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0BCA02078C; Wed, 10 Jun 2020 11:21:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591788077; bh=9fKKwsQG+ae0h8ivgqvpkqBV3pK8Ukj9focnXx4zajc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bth/F3nXjeNt4SgkC/ZRFpXEHsVWDZed8ygE5hwx80F1Nw1Dyr/CkiNtfJcmvzfg5 gqaR8OYTFFoHDZTTVrQgL8hQWKCDC9ZwsZu81O4mDBIOfLp42uNPuxmsI31DEA/fK+ cawp48O2k2BCXQ8YOez5JPGYtsYOi+eTe0zUSUaU= From: Will Deacon To: Nick Desaulniers , Catalin Marinas Subject: Re: [PATCH v2] arm64: vdso32: add CONFIG_THUMB2_COMPAT_VDSO Date: Wed, 10 Jun 2020 12:21:09 +0100 Message-Id: <159178553820.37708.12308914886514191769.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200608205711.109418-1-ndesaulniers@google.com> References: <20200528072031.GA22156@willie-the-truck> <20200608205711.109418-1-ndesaulniers@google.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200610_042117_827871_13B34300 X-CRM114-Status: UNSURE ( 8.97 ) X-CRM114-Notice: Please train this message. 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: Naohiro Aota , Stephen Boyd , Will Deacon , Masahiro Yamada , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, Manoj Gupta , Luis Lozano , Nathan Chancellor , Vincenzo Frascino , Robin Murphy , Dave Martin , 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+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 8 Jun 2020 13:57:08 -0700, Nick Desaulniers wrote: > Allow the compat vdso (32b) to be compiled as either THUMB2 (default) or > ARM. > > For THUMB2, the register r7 is reserved for the frame pointer, but > code in arch/arm64/include/asm/vdso/compat_gettimeofday.h > uses r7. Explicitly set -fomit-frame-pointer, since unwinding through > interworked THUMB2 and ARM is unreliable anyways. See also how > CONFIG_UNWINDER_FRAME_POINTER cannot be selected for > CONFIG_THUMB2_KERNEL for ARCH=arm. > > [...] Applied to arm64 (for-next/core), thanks! [1/1] arm64: vdso32: add CONFIG_THUMB2_COMPAT_VDSO https://git.kernel.org/arm64/c/625412c210fb Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel