# Re: \[PATCH\] powerpc: add support for PAGE\_SIZEs greater than 4KB for

- From: Josh Boyer \<hidden\>
- Date: 2008-09-13 23:38:02 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2008/09/9445464
- Thread: https://ratatoskr.run/linuxppc-dev/2008/09/9445396/t.md

```text
On Sat, 13 Sep 2008 10:49:13 -0700
Benjamin Herrenschmidt [ref] wrote:

> On Thu, 2008-09-11 at 09:57 -0700, prodyut hazarika wrote:
> 
> > You should mention an example of dedicated cases (eg. RAID).
> > I think this help should mention that for page size 256KB, you will
> > need to have a special version of binutils, since the ELF standard
> > mentions page sizes only upto 64KB.
> 
> He should also put a BIG FAT warning with 256K pages. Those will -not-
> work with most existing userspace. The maximum page size supported by
> the current userspace ABI is 64K as this is the alignment requirement of
> our toolchain for the various program sections.

I think that's been noted like 5 times now :)

josh
```