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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89154C433E0 for ; Mon, 1 Jun 2020 14:41:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 627BB207BC for ; Mon, 1 Jun 2020 14:41:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591022478; bh=Z8LZw8h+dE/ikWHgAMqwK/rIHXpcsJgyfGPQbZndahU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=pwbx66C2eFB2xa8U6KOTQcP4hybFwJTE6yL4WXpE1N2RHufxpQ9J0c80MOfuhsDw9 R/PRKs4N+ixCj53Vj9aw0qlMubY583E3tJz3DyUeK1/+lipdfQcshAwv3I79FMzvpt omTbBZ6QZIeZ8UAEgvQxBkmxKlGCMLSG1MfOtB9g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727000AbgFAOlR (ORCPT ); Mon, 1 Jun 2020 10:41:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:49370 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726968AbgFAOlR (ORCPT ); Mon, 1 Jun 2020 10:41:17 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A3CB92074B; Mon, 1 Jun 2020 14:41:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591022476; bh=Z8LZw8h+dE/ikWHgAMqwK/rIHXpcsJgyfGPQbZndahU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=T2j59+b+e+aJyeKSBoUs1b1aNe4MGexuiRd98QzBMn3R92xd5UkSETYBw6jqo25sC JhZAbgdwdx2iKG69ZzNxTatqrHLcCprkrvQtPuZvtSUiAcl8nq8wkqAi3/aEf0a3RB 7c7FqVDa9T5/nzPYo+JUC1PGkKKD5VzxYncAwdvE= Date: Mon, 1 Jun 2020 16:41:14 +0200 From: Greg KH To: "Kirill A. Shutemov" Cc: Yalin.Wang@sonymobile.com, akpm@linux-foundation.org, torvalds@linux-foundation.org, stable@vger.kernel.org, Konstantin Khlebnikov Subject: Re: FAILED: patch "[PATCH] mm: add VM_BUG_ON_PAGE() to page_mapcount()" failed to apply to 4.4-stable tree Message-ID: <20200601144114.GA777584@kroah.com> References: <159100964424864@kroah.com> <20200601140519.rm5lthhe6cf45567@black.fi.intel.com> <20200601141522.GA722623@kroah.com> <20200601143023.pzwhggnbwplqral6@black.fi.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200601143023.pzwhggnbwplqral6@black.fi.intel.com> Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Mon, Jun 01, 2020 at 05:30:23PM +0300, Kirill A. Shutemov wrote: > On Mon, Jun 01, 2020 at 04:15:22PM +0200, Greg KH wrote: > > On Mon, Jun 01, 2020 at 05:05:19PM +0300, Kirill A. Shutemov wrote: > > > On Mon, Jun 01, 2020 at 01:07:24PM +0200, gregkh@linuxfoundation.org wrote: > > > > > > > > The patch below does not apply to the 4.4-stable tree. > > > > If someone wants it applied there, or to any other stable or longterm > > > > tree, then please email the backport, including the original git commit > > > > id to . > > > > > > Please don't. > > > > > > The patch known to cause trouble and going to be effectively reverted: > > > > > > https://lore.kernel.org/r/159032779896.957378.7852761411265662220.stgit@buzz > > > > Oops, I ment to say that 6988f31d558a ("mm: remove VM_BUG_ON(PageSlab()) > > from page_mapcount()") did not apply to the 4.4 tree and needs a working > > backport. > > > > I put in the wrong id as that is the commit that 6988f31d558a fixes. > > > > So, if you could provide a working backport, that would be wonderful. > > The patch below should do. I've dropped the comments. They are not > relevant for v4.4. That worked, thanks! greg k-h