On Thu, Feb 25, 2021 at 05:49:11PM +0100, Maxime Ripard wrote:
> On Mon, Feb 22, 2021 at 11:06:43AM +0100, Daniel Vetter wrote:
> > Some of them have gaps, or fields we don't clear. Native ioctl code
> > does full copies plus zero-extends on size mismatch, so nothing can
> > leak. But compat is mor
On Mon, Feb 22, 2021 at 11:06:43AM +0100, Daniel Vetter wrote:
> Some of them have gaps, or fields we don't clear. Native ioctl code
> does full copies plus zero-extends on size mismatch, so nothing can
> leak. But compat is more hand-rolled so need to be careful.
>
> None of these matter for perf
Some of them have gaps, or fields we don't clear. Native ioctl code
does full copies plus zero-extends on size mismatch, so nothing can
leak. But compat is more hand-rolled so need to be careful.
None of these matter for performance, so just memset.
Also I didn't fix up the CONFIG_DRM_LEGACY or C
