From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with ESMTP id CE9786B008A for ; Fri, 15 May 2009 07:03:52 -0400 (EDT) Subject: Re: [PATCH] Physical Memory Management [0/1] From: Peter Zijlstra In-Reply-To: References: <20090513151142.5d166b92.akpm@linux-foundation.org> <1242300002.6642.1091.camel@laptop> <1242302702.6642.1140.camel@laptop> <20090514100718.d8c20b64.akpm@linux-foundation.org> <1242321000.6642.1456.camel@laptop> <20090515101811.GC16682@one.firstfloor.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Date: Fri, 15 May 2009 13:03:34 +0200 Message-Id: <1242385414.26820.55.camel@twins> Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org To: =?UTF-8?Q?Micha=C5=82?= Nazarewicz Cc: Andi Kleen , Andrew Morton , linux-kernel@vger.kernel.org, m.szyprowski@samsung.com, kyungmin.park@samsung.com, linux-mm@kvack.org List-ID: On Fri, 2009-05-15 at 12:47 +0200, Micha=C5=82 Nazarewicz wrote: > >> Correct me if I'm wrong, but if I understand correctly, currently only > >> one size of huge page may be defined, even if underlaying architecture >=20 > On Fri, 15 May 2009 12:18:11 +0200, Andi Kleen wrote: > > That's not correct, support for multiple huge page sizes was recently > > added. The interface is a bit clumpsy admittedly, but it's there. >=20 > I'll have to look into that further then. Having said that, I cannot > create a huge page SysV shared memory segment with pages of specified > size, can I? Well, hugetlbfs is a fs, so you can simply create a file on there and map that shared -- much saner interface than sysvshm if you ask me. -- 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