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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0F391C433F5 for ; Thu, 30 Sep 2021 04:14:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E206F617E4 for ; Thu, 30 Sep 2021 04:14:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348029AbhI3EQ1 (ORCPT ); Thu, 30 Sep 2021 00:16:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34396 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229500AbhI3EQI (ORCPT ); Thu, 30 Sep 2021 00:16:08 -0400 Received: from mail-lf1-x133.google.com (mail-lf1-x133.google.com [IPv6:2a00:1450:4864:20::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B0F3C06161C for ; Wed, 29 Sep 2021 21:14:26 -0700 (PDT) Received: by mail-lf1-x133.google.com with SMTP id x27so19806680lfu.5 for ; Wed, 29 Sep 2021 21:14:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=soleen.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=sO0x8NIMxwP46ESNIv2xpVjBhysVETzW2chJwSBzRwU=; b=kOlfRcYl1zI/gm4F+aW0myQT/iEast95dJACdmRQDm/TcEZVdiddb+ZHtb4dTO1PP1 FPwpfswU1f7ejYcpmDCbVjc3jtKwFKzmTJ8b8B7Yz7eH+YZRqoxQY2hCaSBZB/+ckvcn 7xuIQoniNOBP/999GVUyrZiQk3WNHJk8LWkH7fBSRQZ03VZPi1HUOTkdAY7RCw36g9ul gYt0MDwcyjJ6uERhtAsR6nQEwcz8E9RQUcCb78SK+1EdGOGHxVV/4ULDNYo8HMx5K0YZ KVlXXRC1RSK3czc3oJTVRvrFJyEpR5E/tzkQHZr7sZLGOe6X1hbk2T8JpZQdRuTEdptA 5pTw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=sO0x8NIMxwP46ESNIv2xpVjBhysVETzW2chJwSBzRwU=; b=LaJerhXVfbEjPrREiXR39rnh4r+SUDYUQp/AJquTVLrG9G+YdDhZNHo7hpIJMJJxks IIaboVUuTW/WYnh5dYwnyhJud1bPM4VsTOcFp/9m5K+TmkJNj+08eeFyyhjhkY5zThSk V9B4pp+vdIt0whKjSKbZWArXa+u+K3iOfETWNSJ7p9xDhVuUGp4ihPoyrvKpeUkIynb/ XviJnq+bUQiRmIanBsYNa6CePCuxu4zX2gctKlQjZ6ANW9Acms0aEwUY34W0gU8hw/xt m2tgB4JGa4tN6jNrci212WZVfdLDThPXJOGRFPiIYHlfgXxDtOCgWfAtpjC8QNOiNU04 +eqQ== X-Gm-Message-State: AOAM532yrc5r0keHS6P4x97pAmrS/w/878ogN5B7OvWoyqqH8Ywh+5cW T93TBz4i9LCareq+4/6TtwzsURL6r+qqyZkAbj1le9RpyjM= X-Google-Smtp-Source: ABdhPJxT+3WPkEoiGoMMpArF5WTfk12bq/AM8QQ4F1c4ZuLJ3bH+idLVa4cTe2g4hOcjOFRhdOfeMfagydqhPQG7CPM= X-Received: by 2002:a05:6512:b08:: with SMTP id w8mr3509908lfu.505.1632975264674; Wed, 29 Sep 2021 21:14:24 -0700 (PDT) MIME-Version: 1.0 References: <20210916231325.125533-1-pasha.tatashin@soleen.com> In-Reply-To: From: Pasha Tatashin Date: Thu, 30 Sep 2021 00:13:47 -0400 Message-ID: Subject: Re: [PATCH v17 00/15] arm64: MMU enabled kexec relocation To: Catalin Marinas Cc: James Morris , Sasha Levin , "Eric W. Biederman" , kexec mailing list , LKML , Jonathan Corbet , Will Deacon , Linux ARM , Marc Zyngier , James Morse , Vladimir Murzin , Matthias Brugger , linux-mm , Mark Rutland , steve.capper@arm.com, rfontana@redhat.com, Thomas Gleixner , Selin Dag , Tyler Hicks , Pingfan Liu , Andrew Morton , madvenka@linux.microsoft.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > FWIW, I'm fine with this series. I think the only concern raised by > James and not addressed is the possibility of the failure of the memory > allocation for copying the page tables during kexec. If anyone will > complain in the future, we can look into adding a fallback mechanism to > do the relocation with the MMU off. > > Acked-by: Catalin Marinas Thank you. Pasha