Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757888AbaJ3BGV (ORCPT ); Wed, 29 Oct 2014 21:06:21 -0400 Received: from hydra.tuxags.com ([64.13.172.54]:49772 "EHLO mail.tuxags.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756618AbaJ3BGT (ORCPT ); Wed, 29 Oct 2014 21:06:19 -0400 Date: Wed, 29 Oct 2014 18:06:19 -0700 From: Matt Mullins To: Konstantin Khlebnikov Cc: linux-mm@kvack.org, Andrew Morton , Matt Mullins , linux-kernel@vger.kernel.org, Rafael Aquini , Sasha Levin , stable@vger.kernel.org Subject: Re: [PATCH] mm/balloon_compaction: fix deflation when compaction is disabled Message-ID: <20141030010618.GE29098@hydra.tuxags.com> Mail-Followup-To: Konstantin Khlebnikov , linux-mm@kvack.org, Andrew Morton , Matt Mullins , linux-kernel@vger.kernel.org, Rafael Aquini , Sasha Levin , stable@vger.kernel.org References: <20141028202333.GC29098@hydra.tuxags.com> <20141029115107.23071.26065.stgit@buzz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20141029115107.23071.26065.stgit@buzz> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 29, 2014 at 02:51:07PM +0400, Konstantin Khlebnikov wrote: > Fix for commit d6d86c0a7f8ddc5b38cf089222cb1d9540762dc2 > ("mm/balloon_compaction: redesign ballooned pages management"). > > If CONFIG_BALLOON_COMPACTION=n balloon_page_insert() does not link > pages with balloon and doesn't set PagePrivate flag, as a result > balloon_page_dequeue cannot get any pages because it thinks that > all of them are isolated. Without balloon compaction nobody can > isolate ballooned pages, it's safe to remove this check. > > Signed-off-by: Konstantin Khlebnikov > Reported-by: Matt Mullins > Cc: Stable (v3.17) That seems to do it, thanks! Tested-by: Matt Mullins -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/