From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) (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 A1787218E9F; Wed, 2 Jul 2025 19:11:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751483484; cv=none; b=RW6QiwFvkKoi55W5GmV44MrPuaAZqMY2GaG1jAXwyScm6j9GzsRPsobQfDAUUdhIreHVz7sY6Z39ClANEZZ7aunDsCN2pOzP56qmmSUv3dEe/YL7m6qkneLHAHenvbx6RBl2VoHC8zBBbVEmPGEU8bQDBlG9AmMCRa5XmAMhags= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751483484; c=relaxed/simple; bh=YoNaNwUFLT82kv2ptCXYqY4Mgn+cmOc73jVNLs/BO8A=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Z8F16hsLfXbtmahwKZlmQhxWztO10M/bUG6VcKntRvNWiUNQdqXRPLLs7RwpwQwfwZ4RJPiGKWk4NCts4v6QZHNP/UMGVBs5Knn+pdmfJ3x7eKKvU0td9chyGQdsVnDX4SxJgftHsG2+YlXfjqek2ES3Psl+a7S44X+csCA5lUw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; arc=none smtp.client-ip=216.40.44.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Received: from omf14.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 3D44658BFA; Wed, 2 Jul 2025 19:11:19 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf14.hostedemail.com (Postfix) with ESMTPA id 8ECCD2F; Wed, 2 Jul 2025 19:11:14 +0000 (UTC) Date: Wed, 2 Jul 2025 15:11:13 -0400 From: Steven Rostedt To: Jens Remus Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org, x86@kernel.org, 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 , Linus Torvalds , Andrew Morton , Jens Axboe , Florian Weimer , Heiko Carstens , Vasily Gorbik Subject: Re: [PATCH v12 07/14] unwind_user/deferred: Make unwind deferral requests NMI-safe Message-ID: <20250702151113.25961ecf@batman.local.home> In-Reply-To: References: <20250701005321.942306427@goodmis.org> <20250701005451.737614486@goodmis.org> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: zbnbhxynbb1bau79zhap459gestpmx4h X-Rspamd-Server: rspamout08 X-Rspamd-Queue-Id: 8ECCD2F X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1/jaa49HHu5DgsoSVQxEPOEMrWu+n1e/U4= X-HE-Tag: 1751483474-642477 X-HE-Meta: U2FsdGVkX1+ucqbNdoZQfHmhufbeMK4NTnU6b2a54e1o8jaomukbo8MpsMCicGq5oAvTYcMYb49gYrWeq56kmvojHGy+F5LNJv3/WwM1tdhvyMrhS1B57onjxFKDPddJ7ElFnZ4WVEO+BWadQWThAtzcfWGwdQG3kBv3+krIfNgZrPzy1FzsLnKL50W6t0P4h425vU0TcUeW7zwurqCg6Sk61/q0v+qhZLrRnq27/DO4+Zrw4vvHkuyCdCveqW/odo3Anbtkdia4TD9qKzPDglPkaGFDbG0yO1ptowCJvu1E6URo6KuvAKl1+a2y7CKFG8i8VVJj7YaF/a8kSpLYkkxO/pPiHroO On Wed, 2 Jul 2025 17:53:05 +0200 Jens Remus wrote: > > @@ -2,6 +2,9 @@ > > #ifndef _LINUX_UNWIND_USER_DEFERRED_TYPES_H > > #define _LINUX_UNWIND_USER_DEFERRED_TYPES_H > > > > +#include > > +#include > > This creates the following circular dependency, that breaks the build on > s390 as follows, whenever local64.h is included first, so that local64_t > is not yet defined when unwind_deferred_types.h gets included down the > line: As per the discussion on patch 6, this may not be an issue in the next version. I'm looking to get rid of 64 bit cmpxchg. -- Steve