Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AFA34C6FA8E for ; Tue, 28 Feb 2023 16:41:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229591AbjB1QlM (ORCPT ); Tue, 28 Feb 2023 11:41:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229504AbjB1QlK (ORCPT ); Tue, 28 Feb 2023 11:41:10 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A4FEA1990; Tue, 28 Feb 2023 08:40:11 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 8FA37B80E6C; Tue, 28 Feb 2023 16:39:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0D199C433EF; Tue, 28 Feb 2023 16:39:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677602366; bh=Z/wlXNN+9C39GLaI00j4vAZ6OYcLB35Inti3PgyXhag=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YMP4rTPnWopF+ASWEAdgZRNB9hvqM/g8d9o2gN/HZ7R38NOZMb3jolHwFyhrGAAqQ /99+bgDA+Tw/Hd6kdyqrjtvbYyWqXNHmm9AQdISkpk/7fjXlShp1+6gFCuG8pG3riC WCPHb6OYu2SmbIpa+PLQoIGOgPaicQOvS4ECczFG38vESN3ZnwjYOErjxMWx7VLX8h ildw0ui33wenbbLsT5J41ym5qd21rGg1ABjCkihdpp3tnYqSL2M/IpAz6CzQ9tnjmn yO/vqvrqfLl025AvIVWVTAM8Zh+EbYZvNN1MtxgiQ9/eUF0fGmRNpxuQuQnr+ecWbI CQbgX0ShkE82A== Date: Tue, 28 Feb 2023 10:39:24 -0600 From: Seth Forshee To: Josh Poimboeuf Cc: live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra , Song Liu , Mark Rutland , Petr Mladek , Joe Lawrence , Miroslav Benes , Jiri Kosina , Ingo Molnar , Rik van Riel Subject: Re: [PATCH v3 0/3] livepatch,sched: Add livepatch task switching to cond_resched() Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 24, 2023 at 08:49:58AM -0800, Josh Poimboeuf wrote: > v3: > - Add barriers (pmladek) > - Update comments > > v2: > - Avoid calling klp_cond_resched_disable() in klp_cancel_transition() > - Fix race in klp_reverse_transition() > > Fix patching stalls caused by busy kthreads. I ran the v3 patches through my reproducer, still working great. Thanks, Seth