About the scheduling of xorg applications

Simon Thum simon.thum at gmx.de
Thu Dec 10 12:59:48 PST 2009

ZelluX wrote:
> Considering such a situation, some applications are running on x window
> systems and one of them, for example, a web browser has the focus. If there
> comes an interrupt, such as a keyboard interrupt, and now kernel takes over
> the control. My question is that what's the running user-mode application
> now, is it the web browser, xserver, or any process is possible?
I'm not sure it's the answer you're out for, but the data flow is roughly

kernel (driver) -> X.org driver-> X server -> (network) -> x11 lib ->

Scheduling adapts to that, AFAIK with some help by X.



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