Quoting Chris Wilson (2019-12-08 00:26:44)
> Since we didn't check and insist that args.pad must be zero for MMAP_GTT
> historically, we cannot insert a check now as old userspace may be
> feeding in garbage. As such the lack of check is enshrined into the ABI,
> so add a comment to remind us we ca
Since we didn't check and insist that args.pad must be zero for MMAP_GTT
historically, we cannot insert a check now as old userspace may be
feeding in garbage. As such the lack of check is enshrined into the ABI,
so add a comment to remind us we cannot add the check later.
Signed-off-by: Chris Wil