lkml.org 
[lkml]   [2008]   [Jan]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH -mm 0/3] i386 boot: replace boot_ioremap with enhanced bt_ioremap

* Huang, Ying <ying.huang@intel.com> wrote:

> > in latest x86.git#mm there's an early_ioremap() introduced as part
> > of the PAT series - available on both 32-bit and 64-bit. Could you
> > take a look at it and use that if it's OK for your purposes?
>
> After checking the early_ioremap() implementation in
> arch/x86/kernel/setup_32.c, I found that it is a duplication of
> bt_ioremap() implementation in arch/x86/mm/ioremap_32.c. Both
> implementations use set_fixmap(), so they can be used only after
> paging_init().
>
> The early_ioremap implementation provided in this patchset works as
> follow:
>
> - Enhances bt_ioremap, make it usable before paging_init() via a
> dedicated PTE page.
> - Rename bt_ioremap to early_ioremap
>
> So I think maybe we should replace the early_ioremap() implementation
> in PAT series with that of this series.

yep, agreed, that would be nice.

Ingo


\
 
 \ /
  Last update: 2008-01-15 14:39    [W:0.212 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site