Re: [Mesa3d-dev] Gallium software fallback/draw command failure

[Olivier G. <gal...@po...>]

On Mon, Mar 01, 2010 at 12:55:09PM +0100, Jerome Glisse wrote:
> So you don't like the pipe_context::validate() of Jose ? My
> taste goes to the pipe_context::validate() and having state
> tracker setting the proper flag according to the API they
> support (GL_OUT_OF_MEMORY for GL), this means just drop
> rendering command that we can't do.

validate-then-do is a race condition waiting to happen.  Validate is
also a somewhat costly operation to do, and 99.999% of the time for
nothing.  You don't want to optimize for the error case, and that's
what validate *is*.

  OG.