Shrink the hold time for the error capture mutex to just around the
acquire/release of the PTE used for reading back the object via the
Global GTT. For platforms that do not need the GGTT read back, we can
skip the mutex entirely and allow concurrent error capture. Where we do
use the GGTT, by rest
On Wed, 16 Sep 2020 at 10:01, Chris Wilson wrote:
>
> Shrink the hold time for the error capture mutex to just around the
> acquire/release of the PTE used for reading back the object via the
> Global GTT. For platforms that do not need the GGTT read back, we can
> skip the mutex entirely and allo