lkml.org 
[lkml]   [2013]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] x86/PCI: setup data may be in highmem
From
Date
On Wed, 2013-05-22 at 10:43 +0100, Matt Fleming wrote:
> From: Matt Fleming <matt.fleming@intel.com>
>
> pcibios_add_device() assumes that the physical addresses stored in
> setup_data are accessible via the direct kernel mapping, and that
> calling phys_to_virt() is valid. This isn't guaranteed to be true on x86
> where the direct mapping range is much smaller than on x86-64.
>
> Calling phys_to_virt() on a highmem address results in the following,

Fixes paging request oops for me as well, thanks! Would you please add a
-stable tag to this patch?

--
Best Regards,
Artem Bityutskiy



\
 
 \ /
  Last update: 2013-06-08 13:21    [W:0.120 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site