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SubjectRe: [PATCH] x86: create array based interface to change page attribute
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 <>

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