| Message ID | ea29b983a63c23fe6965aa984e1087a35be3e143.1737511963.git.jpoimboe@kernel.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show
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 333F41CB337; Wed, 22 Jan 2025 02:32:16 +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=1737513136; cv=none; b=cbAj10MURfCQbfX5Tn87CFVn75Xok0xJ/QxFaReF4FfpKXD0xKKzKlGoUFPsdK5OuuPdgGLazOuMjdWiedQLho1dN9iAJw+rQxvLqqZ7PQ/wCGolRHPuIfN1gQtII4ah43sUA9XucdAacRA5gIEzvuaGICVIPfaYtGyi8eZpVW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737513136; c=relaxed/simple; bh=SJtVtbvkLcEvN5WibexRkaVRWjXt1N5t9/+LsSeWysQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FkGFM0dBuOdr44lJl3RQygsMYP2htd/+mQR62vc0ed3WrzzLJ/ryQWf8CXQBo4uPbzCkqY9YqfNfvts+MR8W6tJFHLO72I6v93zH3WvNp3PT9LfKzarYBlst0mNGALGAbuRzdFjtOD/RtaFH0pDolVy8IaPw4676AdGJ1VpbemM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KITmzbbo; 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="KITmzbbo" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C342C4CEE5; Wed, 22 Jan 2025 02:32:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737513136; bh=SJtVtbvkLcEvN5WibexRkaVRWjXt1N5t9/+LsSeWysQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KITmzbboQkeH902l5uema+VjX6uIubfMNZW56mKn1L5OG0Fy3rzwFjatLLRvL/npn sAsSAyPqa/9fhaOJJ/vBgq08p7jDcZyb8GitAc8El5z6WsJTlRBHj3UqzSgWph9Niw GOshUPpWklvCTTulnQUAHYdCUYMIkeaviND/4Mx6GYl8rN+W215KKG8SHF8hT2iasY L8HUVtha1/NP0YhiyocDV+2mLCRdRu9iRhd5F69fzzN3WUnuvqY/zTgyBT0x3M79bz 6uFYRkdzVc9mfLZCq2PZVB4Tlb12cmpYgIo9uPXo2/BZmAh5cPOC0gBpnoDL4fL4/i FTB4trh0yulXA== From: Josh Poimboeuf <jpoimboe@kernel.org> To: x86@kernel.org Cc: Peter Zijlstra <peterz@infradead.org>, Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@kernel.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, linux-kernel@vger.kernel.org, Indu Bhagat <indu.bhagat@oracle.com>, Mark Rutland <mark.rutland@arm.com>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>, Ian Rogers <irogers@google.com>, Adrian Hunter <adrian.hunter@intel.com>, linux-perf-users@vger.kernel.org, Mark Brown <broonie@kernel.org>, linux-toolchains@vger.kernel.org, Jordan Rome <jordalgo@meta.com>, Sam James <sam@gentoo.org>, linux-trace-kernel@vger.kernel.org, Andrii Nakryiko <andrii.nakryiko@gmail.com>, Jens Remus <jremus@linux.ibm.com>, Mathieu Desnoyers <mathieu.desnoyers@efficios.com>, Florian Weimer <fweimer@redhat.com>, Andy Lutomirski <luto@kernel.org>, Masami Hiramatsu <mhiramat@kernel.org>, Weinan Liu <wnliu@google.com> Subject: [PATCH v4 23/39] unwind_user/sframe/x86: Enable sframe unwinding on x86 Date: Tue, 21 Jan 2025 18:31:15 -0800 Message-ID: <ea29b983a63c23fe6965aa984e1087a35be3e143.1737511963.git.jpoimboe@kernel.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <cover.1737511963.git.jpoimboe@kernel.org> References: <cover.1737511963.git.jpoimboe@kernel.org> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: <linux-trace-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-trace-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-trace-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit |
| Series |
unwind, perf: sframe user space unwinding
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expand
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diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 08c44db0fefb..1016f8f80447 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -293,6 +293,7 @@ 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
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 <jpoimboe@kernel.org> --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+)