From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 218-101-109-95.dialup.clear.net.nz (218-101-109-95.dialup.clear.net.nz [218.101.109.95]) by smtp2.clear.net.nz (CLEAR Net Mail) with ESMTP id <0HRX0085H8WXOB@smtp2.clear.net.nz> for linux-mm@kvack.org; Fri, 23 Jan 2004 15:43:47 +1300 (NZDT) Date: Fri, 23 Jan 2004 15:46:37 +1300 From: Nigel Cunningham Subject: Re: Can a page be HighMem without having the HighMem flag set? In-reply-to: <20040123022617.GY1016@holomorphy.com> Reply-to: ncunningham@users.sourceforge.net Message-id: <1074825996.12773.189.camel@laptop-linux> MIME-version: 1.0 Content-type: multipart/signed; boundary="=-kCSPTbmsmA0mx4lCk2Ti"; protocol="application/pgp-signature"; micalg=pgp-sha1 References: <1074824487.12774.185.camel@laptop-linux> <20040123022617.GY1016@holomorphy.com> Sender: owner-linux-mm@kvack.org Return-Path: To: William Lee Irwin III Cc: Linux Memory Management List-ID: --=-kCSPTbmsmA0mx4lCk2Ti Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Okay. I'll see what I can do. Regards, Nigel On Fri, 2004-01-23 at 15:26, William Lee Irwin III wrote: > On Fri, Jan 23, 2004 at 03:26:53PM +1300, Nigel Cunningham wrote: > > I guess the subject says it all, but I'll give more detail: > > I'm working on Suspend on a 8 cpu ("8 way"?) SMP box at OSDL, which has > > something in excess of 4GB, but I'm only using 4 at the moment: > > Warning only 4GB will be used. > > Use a PAE enabled kernel. > > 3200MB HIGHMEM available. > > 896MB LOWMEM available. > > When suspending, I am seeing pages that don't have the HighMem flag set= , > > but for which page_address returns zero. > > I looked at kmap, and noticed that it tests for page < > > highmem_start_page; I guess this is the way to do it? >=20 > You have found a bug. Could you chase down the inconsistency please? >=20 >=20 > -- wli --=20 My work on Software Suspend is graciously brought to you by LinuxFund.org. --=-kCSPTbmsmA0mx4lCk2Ti Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) iD8DBQBAEIsMVfpQGcyBBWkRAtBPAJ4mUdQCxSNnPJH9+2PqEUGO7Vt/agCghpOG grzU+AOmvXqGVTrdQaIzeEs= =smxr -----END PGP SIGNATURE----- --=-kCSPTbmsmA0mx4lCk2Ti-- -- 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: aart@kvack.org