Re: [Qemu-devel] [PATCH] Add new client_present and client capabilities fields to QXLRom

[Gerd Hoffmann]

On 08/27/12 19:20, Søren Sandmann Pedersen wrote:
> From: Søren Sandmann Pedersen <address@hidden>
> 
> The client_present field is a byte that is set of non-zero when a
> client is connected and to zero when no client is connected.
> 
> The client_capabilities[58] array contains 464 bits that indicate the
> capabilities of the client.

What is supposed to happen in case multiple clients are connected?

How do you handle the race conditions, especially on capability
downgrade?  There might be not-yet processed commands in the command
queue which the client is unable to handle, or existing surfaces using
formats the client doesn't understand ...

cheers,
  Gerd