From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: David Airlie <airlied@linux.ie>, Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, Rodrigo Vivi <rodrigo.vivi@intel.com> Subject: Re: [PATCH] drm/i915: Depend on !PREEMPT_RT. Date: Sat, 26 Feb 2022 00:03:33 +0100 [thread overview] Message-ID: <YhlgRb1lZO38gAz5@linutronix.de> (raw) In-Reply-To: <YgqmfKhwU5spS069@linutronix.de> On 2022-02-14 19:59:08 [+0100], To intel-gfx@lists.freedesktop.org wrote: > There are a few sections in the driver which are not compatible with > PREEMPT_RT. They trigger warnings and can lead to deadlocks at runtime. > > Disable the i915 driver on a PREEMPT_RT enabled kernel. This way > PREEMPT_RT itself can be enabled without needing to address the i915 > issues first. The RT related patches are still in RT queue and will be > handled later. > > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> A gentle ping ;) > --- > drivers/gpu/drm/i915/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig > index a4c94dc2e2164..3aa719d5a0f0d 100644 > --- a/drivers/gpu/drm/i915/Kconfig > +++ b/drivers/gpu/drm/i915/Kconfig > @@ -3,6 +3,7 @@ config DRM_I915 > tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics" > depends on DRM > depends on X86 && PCI > + depends on !PREEMPT_RT > select INTEL_GTT > select INTERVAL_TREE > # we need shmfs for the swappable backing store, and in particular Sebastian
WARNING: multiple messages have this Message-ID (diff)
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: David Airlie <airlied@linux.ie>, Thomas Gleixner <tglx@linutronix.de>, Rodrigo Vivi <rodrigo.vivi@intel.com> Subject: Re: [Intel-gfx] [PATCH] drm/i915: Depend on !PREEMPT_RT. Date: Sat, 26 Feb 2022 00:03:33 +0100 [thread overview] Message-ID: <YhlgRb1lZO38gAz5@linutronix.de> (raw) In-Reply-To: <YgqmfKhwU5spS069@linutronix.de> On 2022-02-14 19:59:08 [+0100], To intel-gfx@lists.freedesktop.org wrote: > There are a few sections in the driver which are not compatible with > PREEMPT_RT. They trigger warnings and can lead to deadlocks at runtime. > > Disable the i915 driver on a PREEMPT_RT enabled kernel. This way > PREEMPT_RT itself can be enabled without needing to address the i915 > issues first. The RT related patches are still in RT queue and will be > handled later. > > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> A gentle ping ;) > --- > drivers/gpu/drm/i915/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig > index a4c94dc2e2164..3aa719d5a0f0d 100644 > --- a/drivers/gpu/drm/i915/Kconfig > +++ b/drivers/gpu/drm/i915/Kconfig > @@ -3,6 +3,7 @@ config DRM_I915 > tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics" > depends on DRM > depends on X86 && PCI > + depends on !PREEMPT_RT > select INTEL_GTT > select INTERVAL_TREE > # we need shmfs for the swappable backing store, and in particular Sebastian
next prev parent reply other threads:[~2022-02-25 23:03 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-02-14 18:59 [PATCH] drm/i915: Depend on !PREEMPT_RT Sebastian Andrzej Siewior 2022-02-14 18:59 ` [Intel-gfx] " Sebastian Andrzej Siewior 2022-02-16 3:16 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork 2022-02-16 7:16 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork 2022-02-25 23:03 ` Sebastian Andrzej Siewior [this message] 2022-02-25 23:03 ` [Intel-gfx] [PATCH] " Sebastian Andrzej Siewior 2022-02-28 10:10 ` Tvrtko Ursulin 2022-02-28 10:10 ` [Intel-gfx] " Tvrtko Ursulin 2022-02-28 10:35 ` Sebastian Andrzej Siewior 2022-02-28 10:35 ` [Intel-gfx] " Sebastian Andrzej Siewior 2022-03-01 14:27 ` Tvrtko Ursulin 2022-03-01 14:27 ` [Intel-gfx] " Tvrtko Ursulin 2022-03-01 15:13 ` Sebastian Andrzej Siewior 2022-03-01 15:13 ` [Intel-gfx] " Sebastian Andrzej Siewior 2022-03-02 11:42 ` Tvrtko Ursulin 2022-03-02 11:42 ` [Intel-gfx] " Tvrtko Ursulin 2022-03-02 12:32 ` Sebastian Andrzej Siewior 2022-03-02 12:32 ` [Intel-gfx] " Sebastian Andrzej Siewior
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