Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934381AbbHKKFF (ORCPT ); Tue, 11 Aug 2015 06:05:05 -0400 Received: from smtp.citrix.com ([66.165.176.89]:44165 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932079AbbHKKFD (ORCPT ); Tue, 11 Aug 2015 06:05:03 -0400 X-IronPort-AV: E=Sophos;i="5.15,652,1432598400"; d="scan'208";a="289953173" Message-ID: <55C9C8CC.9060409@citrix.com> Date: Tue, 11 Aug 2015 11:05:00 +0100 From: David Vrabel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.8.0 MIME-Version: 1.0 To: Julien Grall , CC: Wei Liu , , "David Vrabel" , Boris Ostrovsky Subject: Re: [Xen-devel] [PATCH] xen/xenbus: Don't leak memory when unmapping the ring on HVM backend References: <1439230238-6413-1-git-send-email-julien.grall@citrix.com> In-Reply-To: <1439230238-6413-1-git-send-email-julien.grall@citrix.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit X-DLP: MIA1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 689 Lines: 16 On 10/08/15 19:10, Julien Grall wrote: > The commit ccc9d90a9a8b5c4ad7e9708ec41f75ff9e98d61d "xenbus_client: > Extend interface to support multi-page ring" removes the call to > free_xenballooned_pages in xenbus_unmap_ring_vfree_hvm. > > This will result to not give back the pages to Linux and loose them > forever. It only happens when the backends are running in HVM domains. Applied to for-linus-4.2 and tagged for stable, thanks. David -- 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/