lkml.org 
[lkml]   [2011]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: i915: 3.1.0-rc3+: WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xb8/0xf0()
Hi Sergei,

On Fri, Aug 26, 2011 at 17:30, Sergei Trofimovich <slyich@gmail.com> wrote:
> Around -rc2+ i've noticed the following warning in dmesg [1]
>
>> WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xb8/0xf0()
>> sysfs: cannot create duplicate filename '/devices/pci0000:00/0000:00:02.0/drm/card0/card0-LVDS-1/intel_backlight'
>
> It tries to register backlight twice, so fails miserably.
> The machine is compaq-2510p with 965GM.
>
> Reverting commit aaa6fd2a004147bf32fce05720938236de3361d9 helps.
> ("Not all systems expose a firmware or platform mechanism for changing
> the backlight intensity on i915,  so add native driver support.")
>
> Attached dmesg before reverting the patch and after.
>

There's another patch that fixes this issue:

https://patchwork.kernel.org/patch/1086232/

regards,
Lucas De Marchi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2011-08-27 15:07    [W:0.992 / U:0.144 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site