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 0185B331A5E; Tue, 17 Mar 2026 09:04:29 +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=1773738270; cv=none; b=KV5Xb7XG2Tvaceu0CXYLo8LACu2+5IkNQ7MoWu/thuXWZ3dj4Pt9pP8PVwG9x4gQ8cWrNJpsGcnfFXxtu95yN+9w5/kE28e/8MXVh5s6C70r19aloPuUCdSMpP8yr+OKqW7BKD/fkU5d+LXPJ4L8JyCDr+Su+sTzsONU0uvFtks= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773738270; c=relaxed/simple; bh=w492lbPZJ2Gu7Yvm34YT9uTKSyNcaRjWlLbuRFwhjt8=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=ZRKWgB9XDJGmM+xM4mGJ66Up4JioFB5EdpUKogR0ZsC7qM5e3cPB/kx/w99V3Yrf5+//zDFAM5nax4XhqxKBA1mBWNZQGkjchETNnfK6vGduC1yiB7eTS6BUrelmwoybUXVZtLx+ToAgIRTGKSLFfs2RDu+31eMgoaMVug7pg7o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lJ6JIJZc; 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="lJ6JIJZc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 962F4C4CEF7; Tue, 17 Mar 2026 09:04:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773738269; bh=w492lbPZJ2Gu7Yvm34YT9uTKSyNcaRjWlLbuRFwhjt8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=lJ6JIJZcOA7lH/7Y0zZyChalvcOPQyVMnh69KB5DwNNn8KgfBlaP1zMHV2GnjrAcq Ft/ANWPO5tT+sJP881ykZ+SLAjGZSMyVHAA0h/pJXfQ4AGtkhr8ObOZxmoVXVKahY5 XNUV5U7HllD0//dFtM7adjlsURRxKDu7jISMlsGp7MF8L0GfmJp0RHPM+337AmNNI4 kv3PPLgST4Flu7/ZWkPsgRrYrJcNghfgglWt/uW+g1y5f1RwiKfneZ8wt/OHDeYd+R Nknct1pdgJukeYAO45d3eqHrmmeMeGstyIF2DuXk09Q3OHbnTOl0W4bLYk4BFuIGjf y1+fY8ib3QNdg== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1w2QLj-00000002kPy-1jb2; Tue, 17 Mar 2026 09:04:27 +0000 Date: Tue, 17 Mar 2026 09:04:27 +0000 Message-ID: <86qzpi6d44.wl-maz@kernel.org> From: Marc Zyngier To: Steven Rostedt Cc: Vincent Donnefort , arnd@arndb.de, nathan@kernel.org, linux-trace-kernel@vger.kernel.org, kvmarm@lists.linux.dev, kernel-team@android.com Subject: Re: [PATCH v3] tracing: Generate undef symbols allowlist for simple_ring_buffer In-Reply-To: <20260316100929.5402a335@gandalf.local.home> References: <20260316092845.3367411-1-vdonnefort@google.com> <20260316100929.5402a335@gandalf.local.home> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: rostedt@goodmis.org, vdonnefort@google.com, arnd@arndb.de, nathan@kernel.org, linux-trace-kernel@vger.kernel.org, kvmarm@lists.linux.dev, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Mon, 16 Mar 2026 14:09:29 +0000, Steven Rostedt wrote: > > On Mon, 16 Mar 2026 09:28:45 +0000 > Vincent Donnefort wrote: > > > Compiler and tooling-generated symbols are difficult to maintain > > across all supported architectures. Make the allowlist more robust by > > replacing the harcoded list with a mechanism that automatically detects > > these symbols. > > > > This mechanism generates a C function designed to trigger common > > compiler-inserted symbols. > > > > Signed-off-by: Vincent Donnefort > > Reviewed-by: Nathan Chancellor > > Tested-by: Nathan Chancellor > > I take it that Marc will take this? Yup, now merged. Thanks, M. -- Without deviation from the norm, progress is not possible.