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From: Maarten Lankhorst <dev@lankhorst.se>
To: intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org, Maarten Lankhorst <dev@lankhorst.se>
Subject: [PATCH v7 24/26] PREEMPT_RT injection
Date: Tue, 10 Mar 2026 12:57:06 +0100	[thread overview]
Message-ID: <20260310115709.2276203-25-dev@lankhorst.se> (raw)
In-Reply-To: <20260310115709.2276203-1-dev@lankhorst.se>

Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
---
 drivers/gpu/drm/i915/Kconfig.debug | 15 ---------------
 drivers/gpu/drm/xe/Kconfig.debug   |  5 +++++
 kernel/Kconfig.preempt             |  4 ++--
 3 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug
index 3562a02ef7adc..0ab10ff41e38d 100644
--- a/drivers/gpu/drm/i915/Kconfig.debug
+++ b/drivers/gpu/drm/i915/Kconfig.debug
@@ -233,21 +233,6 @@ config DRM_I915_LOW_LEVEL_TRACEPOINTS
 
 	  If in doubt, say "N".
 
-config DRM_I915_DEBUG_VBLANK_EVADE
-	bool "Enable extra debug warnings for vblank evasion"
-	depends on DRM_I915
-	default n
-	help
-	  Choose this option to turn on extra debug warnings for the
-	  vblank evade mechanism. This gives a warning every time the
-	  the deadline allotted for the vblank evade critical section
-	  is exceeded, even if there isn't an actual risk of missing
-	  the vblank.
-
-	  Recommended for driver developers only.
-
-	  If in doubt, say "N".
-
 config DRM_I915_DEBUG_RUNTIME_PM
 	bool "Enable extra state checking for runtime PM"
 	depends on DRM_I915
diff --git a/drivers/gpu/drm/xe/Kconfig.debug b/drivers/gpu/drm/xe/Kconfig.debug
index 01227c77f6d70..1d5f11c6e88f3 100644
--- a/drivers/gpu/drm/xe/Kconfig.debug
+++ b/drivers/gpu/drm/xe/Kconfig.debug
@@ -30,6 +30,11 @@ config DRM_XE_DEBUG
 
 	  If in doubt, say "N".
 
+config DRM_I915_DEBUG_VBLANK_EVADE
+        def_bool y
+        depends on DRM_XE
+
+
 config DRM_XE_DEBUG_VM
 	bool "Enable extra VM debugging info"
 	default n
diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt
index 88c594c6d7fcd..11bec9be95405 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -90,9 +90,9 @@ config PREEMPT_LAZY
 endchoice
 
 config PREEMPT_RT
-	bool "Fully Preemptible Kernel (Real-Time)"
-	depends on EXPERT && ARCH_SUPPORTS_RT && !COMPILE_TEST
+	def_bool y
 	select PREEMPTION
+	depends on ARCH_SUPPORTS_RT
 	help
 	  This option turns the kernel into a real-time kernel by replacing
 	  various locking primitives (spinlocks, rwlocks, etc.) with
-- 
2.51.0


  parent reply	other threads:[~2026-03-10 11:57 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-10 11:56 [PATCH v7 00/26] drm/i915/display: All patches to make PREEMPT_RT work on i915 + xe Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 01/26] drm/vblank_work: Add methods to schedule vblank_work in 2 stages Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 02/26] drm/vblank: Add a 2-stage version of drm_crtc_arm_vblank_event Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 03/26] drm/intel/display: Make intel_crtc_arm_vblank_event static Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 04/26] drm/intel/display: Convert vblank event handling to 2-stage arming Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 05/26] drm/i915/display: Move vblank put until after critical section Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 06/26] drm/i915/display: Remove locking from intel_vblank_evade " Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 07/26] drm/i915/display: Handle vlv dsi workaround in scanline_in_safe_range too Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 08/26] drm/i915: Use preempt_disable/enable_rt() where recommended Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 09/26] drm/i915/display: Make get_vblank_counter use intel_de_read_fw() Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 10/26] drm/i915/display: Do not take uncore lock in i915_get_vblank_counter Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 11/26] drm/i915/display: Make icl_dsi_frame_update use _fw too Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 12/26] drm/i915/display: Use intel_de_read/write_fw in colorops Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 13/26] drm/i915/display: Use intel_de_write_fw in intel_pipe_fastset Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 14/26] drm/i915/display: Make set_pipeconf use the fw variants Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 15/26] drm/i915/display: Fix intel_lpe_audio_irq_handler for PREEMPT-RT Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 16/26] drm/i915/gt: Use spin_lock_irq() instead of local_irq_disable() + spin_lock() Maarten Lankhorst
2026-03-10 11:56 ` [PATCH v7 17/26] drm/i915: Drop the irqs_disabled() check Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 18/26] drm/i915/guc: Consider also RCU depth in busy loop Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 19/26] drm/i915/gt: Fix selftests on PREEMPT_RT Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 20/26] drm/i915/gt: Set stop_timeout() correctly on PREEMPT-RT Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 21/26] drm/i915/display: Remove uncore lock from vlv_atomic_update_fifo Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 22/26] drm/i915: Use sleeping selftests for igt_atomic on PREEMPT_RT Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 23/26] Revert "drm/i915: Depend on !PREEMPT_RT." Maarten Lankhorst
2026-03-10 11:57 ` Maarten Lankhorst [this message]
2026-03-10 11:57 ` [PATCH v7 25/26] FOR-CI: bump MAX_STACK_TRACE_ENTRIES Maarten Lankhorst
2026-03-10 11:57 ` [PATCH v7 26/26] drm/i915/gt: Add a spinlock to prevent starvation of irq_work Maarten Lankhorst
2026-03-10 17:04   ` Sebastian Andrzej Siewior
2026-03-10 18:14     ` Maarten Lankhorst
2026-03-10 17:22   ` Sebastian Andrzej Siewior
2026-03-10 19:03     ` Maarten Lankhorst
2026-03-11  3:21 ` Claude review: drm/i915/display: All patches to make PREEMPT_RT work on i915 + xe Claude Code Review Bot

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