On Wed, 10 Apr 2019 15:07:28 +0200,
Chris Wilson wrote:
>
> Quoting Takashi Iwai (2019-04-10 12:03:22)
> > On Wed, 10 Apr 2019 12:44:49 +0200,
> > Takashi Iwai wrote:
> > >
> > > On Wed, 10 Apr 2019 12:24:24 +0200,
> > > Chris Wilson wrote:
> > > >
> > > > Quoting Takashi Iwai (2019-04-10
Quoting Takashi Iwai (2019-04-10 12:03:22)
> On Wed, 10 Apr 2019 12:44:49 +0200,
> Takashi Iwai wrote:
> >
> > On Wed, 10 Apr 2019 12:24:24 +0200,
> > Chris Wilson wrote:
> > >
> > > Quoting Takashi Iwai (2019-04-10 11:09:47)
> > > > On Wed, 10 Apr 2019 10:17:33 +0200,
> > > > Chris Wilson
On Wed, 10 Apr 2019 12:44:49 +0200,
Takashi Iwai wrote:
>
> On Wed, 10 Apr 2019 12:24:24 +0200,
> Chris Wilson wrote:
> >
> > Quoting Takashi Iwai (2019-04-10 11:09:47)
> > > On Wed, 10 Apr 2019 10:17:33 +0200,
> > > Chris Wilson wrote:
> > > >
> > > > While we only allow a single display power
On Wed, 10 Apr 2019 12:24:24 +0200,
Chris Wilson wrote:
>
> Quoting Takashi Iwai (2019-04-10 11:09:47)
> > On Wed, 10 Apr 2019 10:17:33 +0200,
> > Chris Wilson wrote:
> > >
> > > While we only allow a single display power reference, the current
> > > acquisition/release is racy and a direct call
Quoting Takashi Iwai (2019-04-10 11:09:47)
> On Wed, 10 Apr 2019 10:17:33 +0200,
> Chris Wilson wrote:
> >
> > While we only allow a single display power reference, the current
> > acquisition/release is racy and a direct call may run concurrently with
> > a runtime-pm worker. Prevent the double
On Wed, 10 Apr 2019 10:17:33 +0200,
Chris Wilson wrote:
>
> While we only allow a single display power reference, the current
> acquisition/release is racy and a direct call may run concurrently with
> a runtime-pm worker. Prevent the double unreference by atomically
> tracking the
Quoting Chris Wilson (2019-04-10 09:17:33)
> While we only allow a single display power reference, the current
> acquisition/release is racy and a direct call may run concurrently with
> a runtime-pm worker. Prevent the double unreference by atomically
> tracking the display_power_active cookie.
While we only allow a single display power reference, the current
acquisition/release is racy and a direct call may run concurrently with
a runtime-pm worker. Prevent the double unreference by atomically
tracking the display_power_active cookie.
Testcase: igt/i915_pm_rpm/module-reload #glk-dsi