From: Christoph Lameter <clameter@sgi.com>
To: Dave Hansen <haveblue@us.ibm.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-ia64@vger.kernel.org
Subject: Re: [RFC][PATCH 3/9] actual generic PAGE_SIZE infrastructure
Date: Thu, 31 Aug 2006 11:06:31 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0608311104010.12835@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <1157047058.31295.28.camel@localhost.localdomain>
On Thu, 31 Aug 2006, Dave Hansen wrote:
> > Note that the default pagesize on IA64 is 16K and some important things
> > would change if a lesser size is selected. I have never run a 4K kernel.
> > I do not think we can just say that 4KB is okay. There may be other
> > platforms that have other default page sizes.
>
> If we can't just say that it is OK, then we should probably disable it
> in Kconfig. Should we do that?
Well, we cannot disable 4K support for all platforms, so I guess this
refers only to IA64.
IA64 can certainly be build with 4K support. I am not sure how well user
space tools play with it. Better leave it selectable unless others on
linux-ia64 have something to say on the issue.
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next prev parent reply other threads:[~2006-08-31 18:06 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-30 22:16 [RFC][PATCH 0/9] generic PAGE_SIZE infrastructure (v4) Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 2/9] conditionally define generic get_order() (ARCH_HAS_GET_ORDER) Dave Hansen
2006-08-31 18:41 ` Haavard Skinnemoen
2006-08-31 19:51 ` Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 1/9] put alignment macros in align.h Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 3/9] actual generic PAGE_SIZE infrastructure Dave Hansen
2006-08-31 0:08 ` Christoph Lameter
2006-08-31 17:57 ` Dave Hansen
2006-08-31 18:06 ` Christoph Lameter [this message]
2006-08-31 20:50 ` Dave Hansen
2006-09-05 11:20 ` Martin Waitz
2006-09-05 16:47 ` Dave Hansen
2006-10-17 7:29 ` Qi Yong
2006-08-30 22:16 ` [RFC][PATCH 4/9] ia64 generic PAGE_SIZE Dave Hansen
2006-08-30 23:57 ` Christoph Lameter
2006-08-31 17:38 ` Dave Hansen
2006-08-31 17:39 ` Christoph Lameter
2006-08-30 22:16 ` [RFC][PATCH 6/9] mips " Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 5/9] sparc64 " Dave Hansen
2006-08-30 22:27 ` David Miller, Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 7/9] parisc " Dave Hansen
2006-08-30 22:40 ` Kyle McMartin
2006-08-30 22:48 ` Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 8/9] powerpc " Dave Hansen
2006-08-30 22:16 ` [RFC][PATCH 9/9] convert the "easy" architectures to " Dave Hansen
2006-08-31 0:33 ` [RFC][PATCH 0/9] generic PAGE_SIZE infrastructure (v4) Paul Mackerras
2006-08-31 21:03 ` Dave Hansen
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