From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8C4A5C8303A for ; Mon, 30 Jun 2025 18:14:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=QJrmIk2z+Rrtkh4IbHoBo0gKummKxnEbbwGlNIEjEhc=; b=btzQUpXx+MA5KCVPlc9S9FHGlg IpaFF66iajxoDOP7rR+JOy6SxeHnB152Bt4O0+5EdVooa4307PvN8mAVKb1EirPa74iHas5BsIX+x qKR+TpGbylbp3H8CY+LmKCEtq6Adk3F1+mOEhdswQ3mUaWCFKbtxDVaVEAL+Kd7ZFji/UIAoliOdU AOqlezaMFEbu5PjVwP1tMHO4sbERk7QZ8JpVTu9Msev1sSrQ5tXU/DBsgDUvc3FAPryykjdWy3+hi 5ISBpiua8Lmcm+LoFkoLn6JQbK3t2bdoaInLIKkIrkz5h0NNe3/ePS2Tvx10SoIpCLNHnybA5O/X5 AQZc19Gw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWJ1X-000000039eh-1Bwl; Mon, 30 Jun 2025 18:14:35 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWI7k-000000033Df-1L06 for linux-arm-kernel@lists.infradead.org; Mon, 30 Jun 2025 17:16:57 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 5413145C6B; Mon, 30 Jun 2025 17:16:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 29B07C4CEE3; Mon, 30 Jun 2025 17:16:49 +0000 (UTC) Date: Mon, 30 Jun 2025 18:16:47 +0100 From: Catalin Marinas To: Song Liu Cc: Will Deacon , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jpoimboe@kernel.org, jikos@kernel.org, mbenes@suse.cz, pmladek@suse.com, joe.lawrence@redhat.com, dylanbhatch@google.com, fj6611ie@aa.jp.fujitsu.com, mark.rutland@arm.com, kernel-team@meta.com, Suraj Jitindar Singh , Torsten Duwe , Breno Leitao , Andrea della Porta Subject: Re: [PATCH v4] arm64: Implement HAVE_LIVEPATCH Message-ID: References: <20250617173734.651611-1-song@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250630_101656_374689_058FBD9C X-CRM114-Status: GOOD ( 16.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jun 26, 2025 at 07:55:28AM -0700, Song Liu wrote: > On Thu, Jun 26, 2025 at 6:21 AM Will Deacon wrote: > > On Tue, Jun 17, 2025 at 10:37:34AM -0700, Song Liu wrote: > > > This is largely based on [1] by Suraj Jitindar Singh. > > > > I think it would be useful to preserve at least some parts of the > > original commit message here so that folks don't have to pull it out > > of the list archives if they want to see more about the rationale. > > The relevant message from the original commit message is: > > Allocate a task flag used to represent the patch pending state for the > task. > > Shall I respin this patch to add this? Or maybe Catalin can add > this while applying the patch? Please repost with a more meaningful description and a justification why a new thread flag is needed. Thanks. -- Catalin