Re: 2.6 input drivers FAQ

Valdis.Kletnieks
2004-02-02T20:32:27Z

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On Mon, 02 Feb 2004 21:18:13 +0100, Vojtech Pavlik said:

> Because normally the X server reads them in very quick succession and if
> you don't make a very short click, the sequence looks like this:
>
> push1 push2 release1 release2, which is fine, because X interprets that
> as just a push and a release.
>
> If there is disk activity or something else that causes the scheduling
> to be delayed, it's push1 release1 push2 release2, which counts as a
> doubleclick.
>
> Hence sporadic doubleclicking.

Well.. that would explain things except for the single /dev/psaux I have.

Could a similar timing hole happen if the system submerged into SMM
code for a battery check or similar? (I know, that *should* cause
lost events not duplicated, but....)

> For movement, of course, you get twice the mouse speed, but usually most
> people just adjust the acceleration settings and are done with that.

Haven't seen this.

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