[PATCH 7/9] dri2: Send events only to known clients

[Pauli Nieminen]

On 04/02/11 10:44 +0100, ext Michel Dänzer wrote:
> On Don, 2011-02-03 at 19:48 +0200, Pauli wrote: 
> > From: Pauli Nieminen <ext-pauli.nieminen at nokia.com>
> > 
> > If client disconnects and new client gets same id DRI2 events may end to
> > wrong client. DRI2 reference list can be checked to see if the client
> > still owns the DRI2Drawable.
> 
> In the radeon driver, this was solved by invalidating pending events
> from a ClientStateCallback. See commit
> 81360adffb2a66b9a95a38671f9227a9718c9841 ('radeon: proper DRI2 pending
> events handling when client gone. (v6)') and the followup fix
> f815e9c3c61b1ed73e7dd9383587efcdd8dfc07f ('Don't try to delete DRI2
> event list entries that were never added. (Bug #31086)').
>

It is nice to have drivers working correctly.

But would it be better to handle all the special cases in common code? That
would simplify driver side.