Received: by 2002:a05:6a10:c604:0:0:0:0 with SMTP id y4csp4723663pxt; Wed, 11 Aug 2021 12:32:07 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxnq21Bqf8BTVKCD6xObb7gPA2l5DihKjpYarswB4A5feLiZoSVhKdHIKu6/iqBkn0dOh1T X-Received: by 2002:a05:6402:26cd:: with SMTP id x13mr643510edd.184.1628710327071; Wed, 11 Aug 2021 12:32:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628710327; cv=none; d=google.com; s=arc-20160816; b=F32n76NMYKUnXdq5Xt029JjGZUkTfpir7EgX40yhxF2JZXx116N7VAt73ACg/j0pEI ayc56tqQFocf7Mdydhgy8MjSCGvMTZk94K6SCQCkK0cM0sraI0x5Fnnj++LARK+1JvLj YkjMJM+QR0taxi9ZxRyglS/0mEfSvH96REE2yh9SK6RTNx4pQlIH059ABj/P/5a+1nO6 XLMq0wxtNaF/RRZuJYtRsv5MaYD6QZiuZ5QFoZZqEjdudaVjbNLHFvivcI8AHT1DGwcY rbDBLOnBTT7Ad+dqJeF10G+h/AYk98qad3nd3sgmToe+auDjUiMkVByyAhZCES5iqD0T AVTw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-language:content-transfer-encoding :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject:dkim-signature; bh=63Cn/zPPP0fh9nqij9lm3EehuYMuabZGcxSLmNINeLM=; b=CjKA23celM1plhaS9gKwdqNqmPYLPV9f3mHJYZfrZkX2XAN+fIOFw4zaWUgxV94CgB AitC1ZeUWPmsuuqNChRdFdPHGp6B3/Z8nF+a8HjcWXWvc/bzU6WfSvhM1cvlBlIy5SRf /8zKVlwrqYFYTJeL0Q25lneQqC2F79+smEscEIXNy63S4oEsk7SSqarBSM+phyX06rGe jwruJM5OzMhMGRtC1VvGXckodv/4SNL4ME/KdP9WFgkX7W9gNVpi+IstOUfzo+EYJG+H 12s/Bih8ZVORF4qa58NJyGQD0UpN+WqlZzw+ajWqXRRCtzXjYi4b0rWs6UdXAPW8ZDec dzNg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=pJPKwZfF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id e9si256994edz.204.2021.08.11.12.31.43; Wed, 11 Aug 2021 12:32:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=pJPKwZfF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231298AbhHKTad (ORCPT + 99 others); Wed, 11 Aug 2021 15:30:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:36806 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229655AbhHKTac (ORCPT ); Wed, 11 Aug 2021 15:30:32 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4C72B60F21; Wed, 11 Aug 2021 19:30:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1628710208; bh=dN2zuhazA3CjAHrGk/MFOiUoZnvZGI65FgI3dtYlVec=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=pJPKwZfF1m74I3LpREvFNeTJFMVKWShoFzBV9iYcOo6B504i5O+vOaFzdh+nkUiG6 Owdo430sjHVxMBn9jN1kzDGDbwe8NvOslpYtUJc/toSlU9/77CHnPRLEja9BSD1Maz yU3OhWkelUXCOp/P+r9qcu2lfzmFgnPaCv31qBYwpu1d2j1X0ZDoZ/GR2fJlRVHWp5 pFSFtcYyHN8jO71FN0DlL5sLj82TppVDmla54n9D+7XyGm9btmo1qUwaYGlf6cNBNR jEg3oOBZRNrDR4mkx3ME6v8+AftqxHcaQ8uumdO0nju7OY9G2+oVrgRGuOYi2Bm/fs FlvVegXChqr2w== Subject: Re: [PATCH 11/18] ARC: mm: move MMU specific bits out of entry code To: Mike Rapoport Cc: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Anshuman Khandual , Jose Abreu References: <20210811004258.138075-1-vgupta@kernel.org> <20210811004258.138075-12-vgupta@kernel.org> From: Vineet Gupta Message-ID: <3236255f-8031-8fb2-8ab0-9faea5fa82f3@kernel.org> Date: Wed, 11 Aug 2021 12:30:07 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/11/21 5:15 AM, Mike Rapoport wrote: > I believe a few words here would be useful even for the future version of > yourself ;-) "Don't pollute common entry file with MMU versions specific bits (as new MMU doesn't have PID register)" However Jose thankfully pointed me (off list) that this patch is broken (based on some internal emails). Any Machine check disables MMU but we now we only re-enable for TLB faults related MC, so this will have to be redone. Thx, -Vineet