On Fri, Mar 17, 2023 at 09:07:50PM -0700, John Harrison wrote:
> On 3/17/2023 05:58, Greg KH wrote:
> > On Thu, Mar 16, 2023 at 01:58:35PM -0700, John Harrison wrote:
> > > On 3/15/2023 10:57, Greg KH wrote:
> > > > On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
> > > > > On
On 3/17/2023 05:58, Greg KH wrote:
On Thu, Mar 16, 2023 at 01:58:35PM -0700, John Harrison wrote:
On 3/15/2023 10:57, Greg KH wrote:
On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
On 3/15/2023 00:51, Greg KH wrote:
On Mon, Mar 13, 2023 at 07:22:11PM -0700,
On Fri, Mar 17, 2023 at 8:58 AM Greg KH wrote:
>
> On Thu, Mar 16, 2023 at 01:58:35PM -0700, John Harrison wrote:
> > On 3/15/2023 10:57, Greg KH wrote:
> > > On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
> > > > On 3/15/2023 00:51, Greg KH wrote:
> > > > > On Mon, Mar 13, 2023
On Thu, Mar 16, 2023 at 01:58:35PM -0700, John Harrison wrote:
> On 3/15/2023 10:57, Greg KH wrote:
> > On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
> > > On 3/15/2023 00:51, Greg KH wrote:
> > > > On Mon, Mar 13, 2023 at 07:22:11PM -0700, john.c.harri...@intel.com
> > > >
On 3/15/2023 10:57, Greg KH wrote:
On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
On 3/15/2023 00:51, Greg KH wrote:
On Mon, Mar 13, 2023 at 07:22:11PM -0700, john.c.harri...@intel.com wrote:
From: John Harrison
Direction from hardware is that ring buffers should never be
On Wed, Mar 15, 2023 at 10:07:53AM -0700, John Harrison wrote:
> On 3/15/2023 00:51, Greg KH wrote:
> > On Mon, Mar 13, 2023 at 07:22:11PM -0700, john.c.harri...@intel.com wrote:
> > > From: John Harrison
> > >
> > > Direction from hardware is that ring buffers should never be mapped
> > > via
On 3/15/2023 00:51, Greg KH wrote:
On Mon, Mar 13, 2023 at 07:22:11PM -0700, john.c.harri...@intel.com wrote:
From: John Harrison
Direction from hardware is that ring buffers should never be mapped
via the BAR on systems with LLC. There are too many caching pitfalls
due to the way BAR
On Mon, Mar 13, 2023 at 07:22:11PM -0700, john.c.harri...@intel.com wrote:
> From: John Harrison
>
> Direction from hardware is that ring buffers should never be mapped
> via the BAR on systems with LLC. There are too many caching pitfalls
> due to the way BAR accesses are routed. So it is
From: John Harrison
Direction from hardware is that ring buffers should never be mapped
via the BAR on systems with LLC. There are too many caching pitfalls
due to the way BAR accesses are routed. So it is safest to just not
use it.
Signed-off-by: John Harrison
Fixes: 9d80841ea4c9 ("drm/i915: