Is there the possibility to support EXA for legacy S3 chips?

[Evgeny M. Zubok]

Michel Dänzer <michel at daenzer.net> writes:

>> I think that it may be bug somewhere in EXA or driver bacause
>> server's log is full of error messages.
>> 
>> EXA bug: Calling FinishAccess on pixmap 0x9278d68 with index 1 while
>> it should have been (nil).

> This may indeed be a bug, Maarten? Might be interesting to see gdb
> backtraces for when these trigger.

Specifying "EXAOptimizeMigration" "off" solves the problem, but
sometimes two or three such messages appear in the log even with this
option.