From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ACF2B224AF2; Tue, 8 Jul 2025 02:11:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751940719; cv=none; b=epyRj8DQN+V461jRqN3wKVvj/HzK3Z2PcOmGZi1Hgt+NYULGgcg1E843jTXLbpVdww/beZGL1SpL5Eb/Jkc1+JQLqMxxzS5ts+afnfNePVOSQkj4UwHmcV1X2+7ewXQNI7h5Od2pzeqc/Ek0vPwDwF9mnz34NXHtZuo/avh79pg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751940719; c=relaxed/simple; bh=IEeF1XmOFvet0cAU5DreYcr/1OJVi6UMuV3x6isQ67c=; h=Message-ID:Date:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=sb0YB2rH1VVUefshvrLvpJb1hw+kOJyPRTZNk9/xvrOTnVfVdHip2ajvFTglsUrXxQchA241MnfvnyG5CUOYx0OMwT1OijaZlfE8IAw/TQv+xjelLq+1XTMxWFktVscZQaVQArg8NLkCNqGgqp7GRK5zAbGhAi421afd6Od4Ftw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uCkhzSiQ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uCkhzSiQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 62E86C116C6; Tue, 8 Jul 2025 02:11:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751940719; bh=IEeF1XmOFvet0cAU5DreYcr/1OJVi6UMuV3x6isQ67c=; h=Date:From:To:Cc:Subject:References:From; b=uCkhzSiQKmFrmco8yP7xlCWCh9jEpI4C2UECYcSuKnH4tIW7KgKDNCycqD5XjwWXn tCiKS5z3EvoZCkl776kV/wTee+ITriIkm4IidxoycIu6Pd424/gWOdJKoUjGzuyFbx vLkmRHWWChVGjLUjEeHzawKSdiXcwKHyVHDbshBvR62pEoUArab2EnJV4YXEBycUnF zLWdXFZHxth4jzruG/LT+EVf3YAuStMxq+fiSj7pquD+bCsUSLXxq6PgbPN6w6sPZR tGgbU2RHtj7LBLhR5YSBemdHLSYV2LwVchaj/cZnTFSY+enM3kJlPRes8ZVgHshofB kOuIWdPT0cMjg== Received: from rostedt by gandalf with local (Exim 4.98.2) (envelope-from ) id 1uYxoN-00000000De0-2wJ7; Mon, 07 Jul 2025 22:11:59 -0400 Message-ID: <20250708021159.552828535@kernel.org> User-Agent: quilt/0.68 Date: Mon, 07 Jul 2025 22:11:22 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org, x86@kernel.org Cc: Masami Hiramatsu , Mathieu Desnoyers , Josh Poimboeuf , Peter Zijlstra , Ingo Molnar , Jiri Olsa , Namhyung Kim , Thomas Gleixner , Andrii Nakryiko , Indu Bhagat , "Jose E. Marchesi" , Beau Belgrave , Jens Remus , Linus Torvalds , Andrew Morton , Jens Axboe , Florian Weimer , Sam James Subject: [PATCH v8 07/12] unwind_user/sframe/x86: Enable sframe unwinding on x86 References: <20250708021115.894007410@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 From: Josh Poimboeuf The x86 sframe 2.0 implementation works fairly well, starting with binutils 2.41 (though some bugs are getting fixed in later versions). Enable it. Signed-off-by: Josh Poimboeuf Signed-off-by: Steven Rostedt (Google) --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 17d4094c821b..8a382a6b9be3 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -304,6 +304,7 @@ config X86 select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_UNWIND_USER_COMPAT_FP if IA32_EMULATION select HAVE_UNWIND_USER_FP if X86_64 + select HAVE_UNWIND_USER_SFRAME if X86_64 select HAVE_USER_RETURN_NOTIFIER select HAVE_GENERIC_VDSO select VDSO_GETRANDOM if X86_64 -- 2.47.2