Re: [PATCH] x86: create array based interface to change page attribute

Arjan van de Ven
2008-04-01T18:21:04Z

Dave Airlie wrote:
> When cpa was refactored to the new set_memory_ interfaces, it removed
> a special case fast path for AGP systems, which did a lot of page by page
> attribute changing and held the flushes until they were finished. The
> DRM memory manager also required this to get useable speeds.
>
> This introduces a new interface, which accepts an array of memory addresses
> to have attributes changed on and to flush once finished.
>
> Further changes to the AGP stack to actually use this interface will be
> published later.

Acked-by: Arjan van de Ven <arjan@linux.intel.com>