From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 0E8101DF987; Tue, 7 Jan 2025 08:48:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736239738; cv=none; b=T1PaxIuR+DnSfslG4FKafE2vnHDp2aB5EaUtM/Qwh+5Edqi4ohhCNBQsYdupyM/vZMLLAuF+cCSGFdl0DcTbsM89onvQExn0w7yJxhD0pkWGu04ft9NphrGqWZitFx2oyDqEyvzf+gqTiNZK+uvYj7e6Ug+0JnPlP0esC3he0UQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736239738; c=relaxed/simple; bh=75qSoARujHFKrxawR0blzosOlHUziYhK6L/R2vdTEek=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bw5nbbW6MYZ3F6ljS7HlQQjv1RA8QES+14w7STYy0nBMJDxe8zJPUZ42DK6Nn0CqzjNyaVZgtlpLbciLTZwAhSDOJKqEnZrtwBa9ih5Kc64hxpHn8oyKj8ZGI0CxQ+SnVzz4uGA3JcPfH57/lYfmYMrZ8mG0T8+vn032AEZPUQ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=L7zH7+wl; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="L7zH7+wl" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Transfer-Encoding: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Sender:Reply-To:Content-ID:Content-Description; bh=WwRVnzV3CDoYfoXPZ2biLNd0Ko3ydMKPZgxSyZnn16Y=; b=L7zH7+wlOdtHvMj5rcLSTdTA9C NHxoT45+BXSDgAbhvBwLRXVa3itr1LEFY4SocJjCsIzyKHM4j5V/R1xEEtrsZzpP/NDyOcVrevGnE sbuBUk1CgQ3Do77iq4gxWbG7QuOqHd+qSGb0zSYlNfE9Jym8YSXpYD2KXZlX5SwMGn4HLcH5v+MQ1 ilouiBEihhWi0HhhR0u/HDSSGEhWDY+88J4yZAJKgEyfNAToQWVk34uL8hJSZb0gKMmGA3D/+h4j8 XRE/MPTh8HvbZh0j7IElzzLcPiJfbZTrusKjD95TwrDhR0BS6S5pdxOoFY4VtkO06MfAsriJyQv4P xL/2WVGQ==; Received: from 77-249-17-89.cable.dynamic.v4.ziggo.nl ([77.249.17.89] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1tV5GV-000000059Jt-2WSo; Tue, 07 Jan 2025 08:48:43 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 11CE630057A; Tue, 7 Jan 2025 09:48:43 +0100 (CET) Date: Tue, 7 Jan 2025 09:48:42 +0100 From: Peter Zijlstra To: Sebastian Andrzej Siewior Cc: linux-modules@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Gomez , Luis Chamberlain , "Paul E . McKenney" , Petr Pavlu , Sami Tolvanen , Thomas Gleixner Subject: Re: [PATCH v2 00/28] module: Use RCU instead of RCU-sched. Message-ID: <20250107084842.GH20870@noisy.programming.kicks-ass.net> References: <20241220174731.514432-1-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-modules@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20241220174731.514432-1-bigeasy@linutronix.de> On Fri, Dec 20, 2024 at 06:41:14PM +0100, Sebastian Andrzej Siewior wrote: > Hi, > > This is an updated version of the inital post after PeterZ made me aware > that there are users outside of the module directory. > The goal is replace the mix auf rcu_read_lock(), rcu_read_lock_sched() > and preempt_disable() with just rcu_read_lock(). > > I've splitted it into smaller chunks which can be applied/ reviewed > independently. I'm just not sure about the cfi patch (28/28) so I added > just a comment instead. > > v1…v2: https://lore.kernel.org/all/20241205215102.hRywUW2A@linutronix.de/ > - Splitted into smaller patches. > - Converted all users. Thanks for doing the cleanup! Acked-by: Peter Zijlstra (Intel)