From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753674AbcIBNwq (ORCPT ); Fri, 2 Sep 2016 09:52:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40990 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753112AbcIBNwm (ORCPT ); Fri, 2 Sep 2016 09:52:42 -0400 Message-ID: <1472824355.32433.135.camel@redhat.com> Subject: Re: [PATCH] mm, thp: fix leaking mapped pte in __collapse_huge_page_swapin() From: Rik van Riel To: Ebru Akagunduz , linux-mm@kvack.org Cc: aarcange@redhat.com, akpm@linux-foundation.org, vbabka@suse.cz, mgorman@techsingularity.net, kirill.shutemov@linux.intel.com, hannes@cmpxchg.org, linux-kernel@vger.kernel.org Date: Fri, 02 Sep 2016 09:52:35 -0400 In-Reply-To: <1472820276-7831-1-git-send-email-ebru.akagunduz@gmail.com> References: <1472820276-7831-1-git-send-email-ebru.akagunduz@gmail.com> Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-9RCdTANypk+wOtUruJmz" Mime-Version: 1.0 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Fri, 02 Sep 2016 13:52:41 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-9RCdTANypk+wOtUruJmz Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Fri, 2016-09-02 at 15:44 +0300, Ebru Akagunduz wrote: > Currently, khugepaged does not let swapin, if there is no > enough young pages in a THP. The problem is when a THP does > not have enough young page, khugepaged leaks mapped ptes. >=20 > This patch prohibits leaking mapped ptes. >=20 > Signed-off-by: Ebru Akagunduz > Suggested-by: Andrea Arcangeli >=20 Reviewed-by: Rik van Riel --=20 All Rights Reversed. --=-9RCdTANypk+wOtUruJmz Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAABCAAGBQJXyYQkAAoJEM553pKExN6DUCEIAJDkldhHnze8Wkb/WsGfvGML rqKsx9u919DH18W7lZxfphrCw3OsO1nYUPjOsB7WFk6HHZsIHJPStKtodr/fplZj PzN0/cUkbtZQTcGqQ4Q6K//AzpvC5s3t2qUbE6Yj0HkY4jBwUgHvg66KTjOQ+BYN q9t6wodu3exxBQkGaGk4mbGBeVIHX4/R/lVer2sgKm3U9722iC9oDvQ7xg6kgD60 oTU0nTSseDeAEgH5OEZhSTu8L/yvhdZTcEcVM+nyRNXmfQmBQXEOIwwbNIu/1ZsD fQNZjDLxUVWGo6R4otYWNtDhcsz5uDvUrkpUybcRy1TfP398BtHIDS8JbVsX9vI= =du7i -----END PGP SIGNATURE----- --=-9RCdTANypk+wOtUruJmz--