On Mon, May 22, 2017 at 09:22:03AM +0100, Chris Wilson wrote:
> On Sat, May 20, 2017 at 10:02:32PM +0900, Hisao Tanabe wrote:
> > DELL 27-inch display is connected to ThinkPad 250 via DisplayPort cable,
> > and DELL 27-inch display is used as primary display.
> >
> >
On Mon, May 22, 2017 at 09:22:03AM +0100, Chris Wilson wrote:
> On Sat, May 20, 2017 at 10:02:32PM +0900, Hisao Tanabe wrote:
> > DELL 27-inch display is connected to ThinkPad 250 via DisplayPort cable,
> > and DELL 27-inch display is used as primary display.
> >
> >
DELL 27-inch display is connected to ThinkPad 250 via DisplayPort cable,
and DELL 27-inch display is used as primary display.
After upgrade kernel from 4.10 to 4.11, the DELL 27-inch display is now
recognized as a secondary display.
Below is the result of git bisection.
The same issue also