Re: heisenpointer (Fedora 17 flickering mouse pointer)

[Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>]

On Thu, 21 Jun 2012 20:45:15 +0100
Ian Malone <ibmalone@xxxxxxxxx> wrote:

> Hi, has anyone else seen this? Since installing F17 (probably the
> first clean fedora install I've done since single digits), I get a
> flickering mouse pointer when the system is busy. This might be
> related to the fact the mouse pointer hides instantly (no pause) when
> stopped over certain window areas (list items seem most common).
> Asking partly because I'm not sure what component to report this as a
> bug in.

One cause of that can be mishandling of memory bandwidth and FIFO
settings in the graphics card. My first guess therefore would be to file
it against whichever X server you are using and include the X trace, an
dmesg including a boot with drm.debug=7, an lspci and an lspci -vvxxx (as
root)

Alan
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