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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79A66C4167B for ; Thu, 9 Nov 2023 00:53:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232102AbjKIAx6 (ORCPT ); Wed, 8 Nov 2023 19:53:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232382AbjKIAnz (ORCPT ); Wed, 8 Nov 2023 19:43:55 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59AAF26B3; Wed, 8 Nov 2023 16:43:46 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 62139C43397; Thu, 9 Nov 2023 00:43:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699490626; bh=8NHcfWQYiDrY3TdwV6wLuh/GROrzM7rVN7CxC7jZJZk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mDPeGyqPNnU7PAB45cqEq79LGLRkEdObLZzQGAG1qfceKrjCHpMV31YkpCXB8L4xd hI8sCYhCTeKSiJLUlMpQlxAqX1UQ2ircgRL9k/nvMBFVMXmZ242juUtWiLFRRfC57t nIKxHGRLWRTyTRRH5lFbgf1mu4zylFPvtvIyRpCXU3WzLnIRu7Xre6IGQxEEyXHfNC z/5lUvuvfyuUi9FHRb8w3B82gHViUaaTKIq0qsO8wzC/MjyHX0PRjyTJpgxXGPiDO0 RbTm6Y/bDOGG0qDwpFLNTd39iVmQn1kqZJOqXg04VjAI5SzNQdlQfBOkdsQtJO6QZb GCl0JIyobKx2Q== From: Josh Poimboeuf To: Peter Zijlstra , Steven Rostedt , Ingo Molnar , Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, x86@kernel.org, Indu Bhagat , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Adrian Hunter , linux-perf-users@vger.kernel.org, Mark Brown , linux-toolchains@vger.kernel.org Subject: [PATCH RFC 10/10] unwind/x86/64: Add HAVE_USER_UNWIND_SFRAME Date: Wed, 8 Nov 2023 16:41:15 -0800 Message-ID: X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-toolchains@vger.kernel.org Binutils 2.40 supports generating sframe for x86_64. It works well in testing so enable it. NOTE: An out-of-tree glibc patch is still needed to enable setting PR_ADD_SFRAME for shared libraries and dlopens. Signed-off-by: Josh Poimboeuf --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 95939cd54dfe..770d0528e4c9 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -279,6 +279,7 @@ config X86 select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_USER_RETURN_NOTIFIER select HAVE_USER_UNWIND + select HAVE_USER_UNWIND_SFRAME if X86_64 select HAVE_GENERIC_VDSO select HOTPLUG_PARALLEL if SMP && X86_64 select HOTPLUG_SMT if SMP -- 2.41.0