From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp09.au.ibm.com (e23smtp09.au.ibm.com [202.81.31.142]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp09.au.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id E11612C00D7 for ; Fri, 3 May 2013 13:45:34 +1000 (EST) Received: from /spool/local by e23smtp09.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 3 May 2013 13:35:59 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id 67564357804E for ; Fri, 3 May 2013 13:45:25 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r433jIxe23330846 for ; Fri, 3 May 2013 13:45:18 +1000 Received: from d23av04.au.ibm.com (loopback [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r433jO49019719 for ; Fri, 3 May 2013 13:45:24 +1000 Date: Fri, 3 May 2013 13:21:36 +1000 From: David Gibson To: "Aneesh Kumar K.V" Subject: Re: [PATCH -V7 01/10] powerpc/THP: Double the PMD table size for THP Message-ID: <20130503032136.GN13041@truffula.fritz.box> References: <1367178711-8232-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1367178711-8232-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="rQ7Ovc9/RBrrr0/1" In-Reply-To: <1367178711-8232-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Cc: paulus@samba.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --rQ7Ovc9/RBrrr0/1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 29, 2013 at 01:21:42AM +0530, Aneesh Kumar K.V wrote: > From: "Aneesh Kumar K.V" >=20 > THP code does PTE page allocation along with large page request and depos= it them > for later use. This is to ensure that we won't have any failures when we = split > hugepages to regular pages. >=20 > On powerpc we want to use the deposited PTE page for storing hash pte slo= t and > secondary bit information for the HPTEs. We use the second half > of the pmd table to save the deposted PTE page. >=20 > Signed-off-by: Aneesh Kumar K.V So far so good. Reviewed-by: David Gibson --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --rQ7Ovc9/RBrrr0/1 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAlGDLUAACgkQaILKxv3ab8Y4/gCbBGS54h8FzpwDUcxBIZiVJA77 TSEAn16EgojWQZwLhiFEaI69hD+5Dzjs =qMQ1 -----END PGP SIGNATURE----- --rQ7Ovc9/RBrrr0/1--