[PATCH 1/4] EXA: Don't use UTS/DFS directly for Put/GetImage when there's a system copy.

Maarten Maathuis madman2003 at gmail.com
Tue Dec 29 03:41:07 PST 2009


2009/12/28 Michel Dänzer <michel at daenzer.net>:
> On Mon, 2009-12-28 at 13:37 +0100, Maarten Maathuis wrote:
>> What kind of situation are you trying to improve here?
>
> Same as for the UploadToScreen case in exaHWCopyNtoN(); avoiding GPU
> copy readbacks when the GPU copy isn't directly accessible.

I wonder how many apps do CreatePixmap, PutImage, CopyArea,
DestroyPixmap, because in that scenario i don't like the change (the
UTS path CopyNtoN was pretty rare to be used).

>
>
> --
> Earthling Michel Dänzer           |                http://www.vmware.com
> Libre software enthusiast         |          Debian, X and DRI developer
>


More information about the xorg-devel mailing list