From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f199.google.com (mail-io0-f199.google.com [209.85.223.199]) by kanga.kvack.org (Postfix) with ESMTP id 90B8B6B02FA for ; Thu, 1 Jun 2017 05:57:47 -0400 (EDT) Received: by mail-io0-f199.google.com with SMTP id l10so29828210ioi.5 for ; Thu, 01 Jun 2017 02:57:47 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTPS id v12si28252698ita.52.2017.06.01.02.57.46 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 01 Jun 2017 02:57:46 -0700 (PDT) Date: Thu, 1 Jun 2017 12:57:43 +0300 From: "Kirill A. Shutemov" Subject: Re: [PATCH] x86/mm: do not BUG_ON() on stall pgd entries Message-ID: <20170601095743.uldzfnpew7vyq4rn@black.fi.intel.com> References: <20170531150349.4816-1-jglisse@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20170531150349.4816-1-jglisse@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: =?iso-8859-1?B?Suly9G1l?= Glisse Cc: linux-mm@kvack.org, Ingo Molnar On Wed, May 31, 2017 at 11:03:49AM -0400, Jerome Glisse wrote: > Since af2cf278ef4f ("Don't remove PGD entries in remove_pagetable()") > we no longer cleanup stall pgd entries and thus the BUG_ON() inside > sync_global_pgds() is wrong. > > This patch remove the BUG_ON() and unconditionaly update stall pgd > entries. > > Signed-off-by: Jerome Glisse Acked-by: Kirill A. Shutemov -- Kirill A. Shutemov -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org