[PATCH v2 10/17] drm/i915/vm_bind: Abstract out common execbuf functions

[Andi Shyti]

Hi Niranjana,

On Mon, Oct 03, 2022 at 02:06:18PM -0700, Niranjana Vishwanathapura wrote:
> On Mon, Oct 03, 2022 at 05:53:37PM +0200, Andi Shyti wrote:
> > Hi Niranjana,
> > 
> > [...]
> > 
> > > +	for_each_child(ce, child) {
> > > +		err = intel_context_pin_ww(child, ww);
> > > +		GEM_BUG_ON(err);	/* perma-pinned should incr a counter */
> > > +	}
> > > +
> > > +	for_each_child(ce, child) {
> > > +		err = eb_pin_timeline(child, throttle, nonblock);
> > > +		if (err)
> > > +			goto unwind;
> > > +		++i;
> > > +	}
> > 
> > any reason for having two separate for_each_child here?
> > 
> 
> This part is ported as is from i915_gem_execbuffer.c.
> Probably the author found it easy to unwind in case of error.

yes... yes... I know... but these hard copies are also a good
occasion to do some refactoring on the original code... but
anyway, let's keep this simple...

I forgot earlier:

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>

Andi