From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422822AbcDNRtR (ORCPT ); Thu, 14 Apr 2016 13:49:17 -0400 Received: from foss.arm.com ([217.140.101.70]:45205 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933247AbcDNRtP (ORCPT ); Thu, 14 Apr 2016 13:49:15 -0400 Subject: Re: [PATCH 4/5] arm64: Verify CPU errata work arounds on hotplugged CPU To: Will Deacon References: <1459941854-5190-1-git-send-email-suzuki.poulose@arm.com> <1459941854-5190-5-git-send-email-suzuki.poulose@arm.com> <20160414173948.GO4584@arm.com> Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, marc.zyngier@arm.com, catalin.marinas@arm.com, mark.rutland@arm.com, Vadim.Lomovtsev@caviumnetworks.com, Andre Przywara From: Suzuki K Poulose Message-ID: <570FD817.5050704@arm.com> Date: Thu, 14 Apr 2016 18:49:11 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <20160414173948.GO4584@arm.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 14/04/16 18:39, Will Deacon wrote: > On Wed, Apr 06, 2016 at 12:24:13PM +0100, Suzuki K Poulose wrote: >> CPU Errata work arounds are detected and applied to the >> kernel code at boot time and the data is then freed up. >> If a new hotplugged CPU requires a work around which >> was not applied at boot time, there is nothing we can >> do but simply fail the booting. > > Hmm, wouldn't it be better not to free the alternative text for errata > workarounds instead? We could. I don't have a strong opinion. If there are no objections, I could adopt it. Cheers Suzuki