lkml.org 
[lkml]   [2010]   [Feb]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: USB mass storage and ARM cache coherency
From
Date
On Wed, 2010-02-24 at 08:16 +0100, Oliver Neukum wrote:
> I don't know. The issue seems quite complex. It would seem better to
> centralize it as far as practical. Do you have a wrapper drivers could
> call?

flush_dcache_page() ? :-)

Now, the subsystem might be the one to know whether something is mapped
into userspace or not (v4l in our case) in which case a wrapper could be
created.

Cheers,
Ben.




\
 
 \ /
  Last update: 2010-02-24 22:19    [W:0.142 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site