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SubjectRe: OLS and console rearchitecture
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On Iau, 2004-08-05 at 09:56, Helge Hafting wrote:
> Isn't the "unique VGA" a disappearing problem?

Alas not.

> Please avoid unnecessary disabling of such devices, that only causes
> trouble for those of use trying to use several screens at once. (Possibly
> with several simultaneous _users_, who don't want their screen disabled
> for no
> good reason.) Of course one may have to buy the "right" cards when
> setting up
> such a machine.

The goal is to have a control device to arbitrate it. This doesn't
generally cause a performance hit and X currently handles it internally
using RAC but once you have multiple uses of VGA space the arbitration
has to go kernel side

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