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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2022-02-14 19:59:08 +0100
committerTvrtko Ursulin <tvrtko.ursulin@intel.com>2022-03-02 11:26:17 +0000
commita8b2b8b06e10224c547d90ea97c483b4de511b22 (patch)
tree4a03fd8180b9fe213013ba920a9da512e9e79303 /drivers/gpu/drm
parente2a1e7abaee128020fde54d386ec8959b1e9eb61 (diff)
drm/i915: Depend on !PREEMPT_RT.
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> Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/YgqmfKhwU5spS069@linutronix.de
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/i915/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index 2ac220bfd0ed..63db8bcf03bf 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