From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx182.postini.com [74.125.245.182]) by kanga.kvack.org (Postfix) with SMTP id D0F276B0309 for ; Sat, 4 May 2013 02:33:15 -0400 (EDT) Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sat, 4 May 2013 16:25:00 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id A15072CE804A for ; Sat, 4 May 2013 16:33:06 +1000 (EST) Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r446Ww9521168242 for ; Sat, 4 May 2013 16:32:59 +1000 Received: from d23av03.au.ibm.com (loopback [127.0.0.1]) by d23av03.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r446X4sE006348 for ; Sat, 4 May 2013 16:33:05 +1000 Date: Sat, 4 May 2013 16:28:25 +1000 From: David Gibson Subject: Re: [PATCH -V7 04/10] powerpc: Update find_linux_pte_or_hugepte to handle transparent hugepages Message-ID: <20130504062825.GY13041@truffula.fritz.box> References: <1367178711-8232-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1367178711-8232-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <20130503045323.GP13041@truffula.fritz.box> <87ip2z51rn.fsf@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="5OPIRG5sBUHnKBkK" Content-Disposition: inline In-Reply-To: <87ip2z51rn.fsf@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: "Aneesh Kumar K.V" Cc: paulus@samba.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org --5OPIRG5sBUHnKBkK Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, May 04, 2013 at 12:28:20AM +0530, Aneesh Kumar K.V wrote: > David Gibson writes: >=20 > > On Mon, Apr 29, 2013 at 01:21:45AM +0530, Aneesh Kumar K.V wrote: > >> From: "Aneesh Kumar K.V" > > > > What's the difference in meaning between pmd_huge() and pmd_large()? > > >=20 > #ifndef CONFIG_HUGETLB_PAGE > #define pmd_huge(x) 0 > #endif >=20 > Also pmd_large do check for THP PTE flag, and _PAGE_PRESENT. I don't mean what's the code difference. I mean what is the semantic difference between pmd_huge() and pmd_large() supposed to be - in words. --=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 --5OPIRG5sBUHnKBkK Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAlGEqokACgkQaILKxv3ab8YR7ACeIEQXWQ200IRwwwUy4XG/QqnR VjkAn0XwLDa00t5eDnow51Yfq1F6Rc0V =R2xM -----END PGP SIGNATURE----- --5OPIRG5sBUHnKBkK-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org