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* [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
@ 2021-06-21 11:41 Maarten Lankhorst
  2021-06-21 11:41 ` [Intel-gfx] [PATCH 2/3] drm/i915: Use intel_context->pin_mutex only for context allocation Maarten Lankhorst
                   ` (5 more replies)
  0 siblings, 6 replies; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 11:41 UTC (permalink / raw)
  To: intel-gfx; +Cc: Chris Wilson

It doesn't work for legacy ring submission, and is in the best case
ignored.

In the worst case we end up freeing engine->legacy.ring for all other
active engines, resulting in a use-after-free.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: 88be76cdafc7 ("drm/i915: Allow userspace to specify ringsize on construction")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/intel_context_param.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_context_param.c b/drivers/gpu/drm/i915/gt/intel_context_param.c
index 65dcd090245d..412c36d1b1dd 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_param.c
+++ b/drivers/gpu/drm/i915/gt/intel_context_param.c
@@ -12,6 +12,9 @@ int intel_context_set_ring_size(struct intel_context *ce, long sz)
 {
 	int err;
 
+	if (ce->engine->gt->submission_method == INTEL_SUBMISSION_RING)
+		return 0;
+
 	if (intel_context_lock_pinned(ce))
 		return -EINTR;
 
-- 
2.31.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 13+ messages in thread

* [Intel-gfx] [PATCH 2/3] drm/i915: Use intel_context->pin_mutex only for context allocation
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
@ 2021-06-21 11:41 ` Maarten Lankhorst
  2021-06-21 11:41 ` [Intel-gfx] [PATCH 3/3] drm/i915: Remove intel_context->ops->(pre_pin/post_unpin) Maarten Lankhorst
                   ` (4 subsequent siblings)
  5 siblings, 0 replies; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 11:41 UTC (permalink / raw)
  To: intel-gfx

Rename pin_mutex to alloc_mutex, and only use it for context allocation.
This will allow us to simplify __intel_context_do_pin_ww, which no longer
needs to run the pre_pin callback separately.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
 drivers/gpu/drm/i915/gt/intel_context.c       | 40 ++++++---------
 drivers/gpu/drm/i915/gt/intel_context.h       | 17 +++++--
 drivers/gpu/drm/i915/gt/intel_context_param.c | 49 ++++++++++++-------
 drivers/gpu/drm/i915/gt/intel_context_sseu.c  |  2 +-
 drivers/gpu/drm/i915/gt/intel_context_types.h |  2 +-
 5 files changed, 62 insertions(+), 48 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index 4033184f13b9..e6dab37c4266 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -53,7 +53,10 @@ int intel_context_alloc_state(struct intel_context *ce)
 {
 	int err = 0;
 
-	if (mutex_lock_interruptible(&ce->pin_mutex))
+	if (test_bit(CONTEXT_ALLOC_BIT, &ce->flags))
+		return 0;
+
+	if (mutex_lock_interruptible(&ce->alloc_mutex))
 		return -EINTR;
 
 	if (!test_bit(CONTEXT_ALLOC_BIT, &ce->flags)) {
@@ -66,11 +69,12 @@ int intel_context_alloc_state(struct intel_context *ce)
 		if (unlikely(err))
 			goto unlock;
 
+		smp_mb__before_atomic();
 		set_bit(CONTEXT_ALLOC_BIT, &ce->flags);
 	}
 
 unlock:
-	mutex_unlock(&ce->pin_mutex);
+	mutex_unlock(&ce->alloc_mutex);
 	return err;
 }
 
@@ -205,19 +209,11 @@ int __intel_context_do_pin_ww(struct intel_context *ce,
 {
 	bool handoff = false;
 	void *vaddr;
-	int err = 0;
-
-	if (unlikely(!test_bit(CONTEXT_ALLOC_BIT, &ce->flags))) {
-		err = intel_context_alloc_state(ce);
-		if (err)
-			return err;
-	}
+	int err;
 
-	/*
-	 * We always pin the context/ring/timeline here, to ensure a pin
-	 * refcount for __intel_context_active(), which prevent a lock
-	 * inversion of ce->pin_mutex vs dma_resv_lock().
-	 */
+	err = intel_context_alloc_state(ce);
+	if (err)
+		return err;
 
 	err = i915_gem_object_lock(ce->timeline->hwsp_ggtt->obj, ww);
 	if (!err && ce->ring->vma->obj)
@@ -237,24 +233,20 @@ int __intel_context_do_pin_ww(struct intel_context *ce,
 	if (err)
 		goto err_release;
 
-	err = mutex_lock_interruptible(&ce->pin_mutex);
-	if (err)
-		goto err_post_unpin;
-
 	if (unlikely(intel_context_is_closed(ce))) {
 		err = -ENOENT;
-		goto err_unlock;
+		goto err_post_unpin;
 	}
 
 	if (likely(!atomic_add_unless(&ce->pin_count, 1, 0))) {
 		err = intel_context_active_acquire(ce);
 		if (unlikely(err))
-			goto err_unlock;
+			goto err_post_unpin;
 
 		err = ce->ops->pin(ce, vaddr);
 		if (err) {
 			intel_context_active_release(ce);
-			goto err_unlock;
+			goto err_post_unpin;
 		}
 
 		CE_TRACE(ce, "pin ring:{start:%08x, head:%04x, tail:%04x}\n",
@@ -268,8 +260,6 @@ int __intel_context_do_pin_ww(struct intel_context *ce,
 
 	GEM_BUG_ON(!intel_context_is_pinned(ce)); /* no overflow! */
 
-err_unlock:
-	mutex_unlock(&ce->pin_mutex);
 err_post_unpin:
 	if (!handoff)
 		ce->ops->post_unpin(ce);
@@ -381,7 +371,7 @@ intel_context_init(struct intel_context *ce, struct intel_engine_cs *engine)
 	spin_lock_init(&ce->signal_lock);
 	INIT_LIST_HEAD(&ce->signals);
 
-	mutex_init(&ce->pin_mutex);
+	mutex_init(&ce->alloc_mutex);
 
 	i915_active_init(&ce->active,
 			 __intel_context_active, __intel_context_retire, 0);
@@ -393,7 +383,7 @@ void intel_context_fini(struct intel_context *ce)
 		intel_timeline_put(ce->timeline);
 	i915_vm_put(ce->vm);
 
-	mutex_destroy(&ce->pin_mutex);
+	mutex_destroy(&ce->alloc_mutex);
 	i915_active_fini(&ce->active);
 }
 
diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h
index f83a73a2b39f..4cf6901fcb81 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.h
+++ b/drivers/gpu/drm/i915/gt/intel_context.h
@@ -49,9 +49,16 @@ int intel_context_reconfigure_sseu(struct intel_context *ce,
  * intel_context_is_pinned() remains stable.
  */
 static inline int intel_context_lock_pinned(struct intel_context *ce)
-	__acquires(ce->pin_mutex)
 {
-	return mutex_lock_interruptible(&ce->pin_mutex);
+	int ret = intel_context_alloc_state(ce);
+
+	if (ret)
+		return ret;
+
+	if (ce->state)
+		return i915_gem_object_lock_interruptible(ce->state->obj, NULL);
+	else
+		return i915_gem_object_lock_interruptible(ce->timeline->hwsp_ggtt->obj, NULL);
 }
 
 /**
@@ -76,9 +83,11 @@ intel_context_is_pinned(struct intel_context *ce)
  * Releases the lock earlier acquired by intel_context_unlock_pinned().
  */
 static inline void intel_context_unlock_pinned(struct intel_context *ce)
-	__releases(ce->pin_mutex)
 {
-	mutex_unlock(&ce->pin_mutex);
+	if (ce->state)
+		return i915_gem_object_unlock(ce->state->obj);
+	else
+		return i915_gem_object_unlock(ce->timeline->hwsp_ggtt->obj);
 }
 
 int __intel_context_do_pin(struct intel_context *ce);
diff --git a/drivers/gpu/drm/i915/gt/intel_context_param.c b/drivers/gpu/drm/i915/gt/intel_context_param.c
index 412c36d1b1dd..eba026d63361 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_param.c
+++ b/drivers/gpu/drm/i915/gt/intel_context_param.c
@@ -10,13 +10,34 @@
 
 int intel_context_set_ring_size(struct intel_context *ce, long sz)
 {
+	struct intel_ring *ring;
 	int err;
 
 	if (ce->engine->gt->submission_method == INTEL_SUBMISSION_RING)
 		return 0;
 
-	if (intel_context_lock_pinned(ce))
-		return -EINTR;
+	/* Try fast case (unallocated) first */
+	if (!test_bit(CONTEXT_ALLOC_BIT, &ce->flags)) {
+		bool done = false;
+
+		err = mutex_lock_interruptible(&ce->alloc_mutex);
+		if (err)
+			return err;
+
+		if (!test_bit(CONTEXT_ALLOC_BIT, &ce->flags)) {
+			ce->ring = __intel_context_ring_size(sz);
+			done = true;
+		}
+		mutex_unlock(&ce->alloc_mutex);
+
+		if (done)
+			return 0;
+	}
+
+	/* Context already allocated */
+	err = intel_context_lock_pinned(ce);
+	if (err)
+		return err;
 
 	err = i915_active_wait(&ce->active);
 	if (err < 0)
@@ -27,23 +48,17 @@ int intel_context_set_ring_size(struct intel_context *ce, long sz)
 		goto unlock;
 	}
 
-	if (test_bit(CONTEXT_ALLOC_BIT, &ce->flags)) {
-		struct intel_ring *ring;
-
-		/* Replace the existing ringbuffer */
-		ring = intel_engine_create_ring(ce->engine, sz);
-		if (IS_ERR(ring)) {
-			err = PTR_ERR(ring);
-			goto unlock;
-		}
+	/* Replace the existing ringbuffer */
+	ring = intel_engine_create_ring(ce->engine, sz);
+	if (IS_ERR(ring)) {
+		err = PTR_ERR(ring);
+		goto unlock;
+	}
 
-		intel_ring_put(ce->ring);
-		ce->ring = ring;
+	intel_ring_put(ce->ring);
+	ce->ring = ring;
 
-		/* Context image will be updated on next pin */
-	} else {
-		ce->ring = __intel_context_ring_size(sz);
-	}
+	/* Context image will be updated on next pin */
 
 unlock:
 	intel_context_unlock_pinned(ce);
diff --git a/drivers/gpu/drm/i915/gt/intel_context_sseu.c b/drivers/gpu/drm/i915/gt/intel_context_sseu.c
index e86d8255feec..447b278b107b 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_sseu.c
+++ b/drivers/gpu/drm/i915/gt/intel_context_sseu.c
@@ -42,7 +42,7 @@ gen8_modify_rpcs(struct intel_context *ce, const struct intel_sseu sseu)
 	struct i915_request *rq;
 	int ret;
 
-	lockdep_assert_held(&ce->pin_mutex);
+	assert_object_held(ce->state->obj);
 
 	/*
 	 * If the context is not idle, we have to submit an ordered request to
diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h
index ed8c447a7346..b104d5e9d3b6 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_context_types.h
@@ -122,7 +122,7 @@ struct intel_context {
 	unsigned int active_count; /* protected by timeline->mutex */
 
 	atomic_t pin_count;
-	struct mutex pin_mutex; /* guards pinning and associated on-gpuing */
+	struct mutex alloc_mutex; /* guards allocation (ops->alloc) */
 
 	/**
 	 * active: Active tracker for the rq activity (inc. external) on this
-- 
2.31.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 13+ messages in thread

* [Intel-gfx] [PATCH 3/3] drm/i915: Remove intel_context->ops->(pre_pin/post_unpin)
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
  2021-06-21 11:41 ` [Intel-gfx] [PATCH 2/3] drm/i915: Use intel_context->pin_mutex only for context allocation Maarten Lankhorst
@ 2021-06-21 11:41 ` Maarten Lankhorst
  2021-06-21 12:08 ` [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Tvrtko Ursulin
                   ` (3 subsequent siblings)
  5 siblings, 0 replies; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 11:41 UTC (permalink / raw)
  To: intel-gfx

Now that intel_context->pin_mutex is gone, the reason for splitting
pre_pin/post_unpin ops is also gone. Remove those ops, and handle
this detail inside guc/execlists submission only.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
 drivers/gpu/drm/i915/gt/intel_context.c       | 19 ++-----
 drivers/gpu/drm/i915/gt/intel_context_types.h |  4 +-
 .../drm/i915/gt/intel_execlists_submission.c  | 50 ++++++++-----------
 .../gpu/drm/i915/gt/intel_ring_submission.c   | 16 +-----
 drivers/gpu/drm/i915/gt/mock_engine.c         | 14 +-----
 .../gpu/drm/i915/gt/uc/intel_guc_submission.c | 25 ++++++----
 6 files changed, 44 insertions(+), 84 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index e6dab37c4266..b630c1968794 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -207,8 +207,6 @@ static void intel_context_post_unpin(struct intel_context *ce)
 int __intel_context_do_pin_ww(struct intel_context *ce,
 			      struct i915_gem_ww_ctx *ww)
 {
-	bool handoff = false;
-	void *vaddr;
 	int err;
 
 	err = intel_context_alloc_state(ce);
@@ -229,40 +227,32 @@ int __intel_context_do_pin_ww(struct intel_context *ce,
 	if (err)
 		goto err_ctx_unpin;
 
-	err = ce->ops->pre_pin(ce, ww, &vaddr);
-	if (err)
-		goto err_release;
-
 	if (unlikely(intel_context_is_closed(ce))) {
 		err = -ENOENT;
-		goto err_post_unpin;
+		goto err_release;
 	}
 
 	if (likely(!atomic_add_unless(&ce->pin_count, 1, 0))) {
 		err = intel_context_active_acquire(ce);
 		if (unlikely(err))
-			goto err_post_unpin;
+			goto err_release;
 
-		err = ce->ops->pin(ce, vaddr);
+		err = ce->ops->pin(ce, ww);
 		if (err) {
 			intel_context_active_release(ce);
-			goto err_post_unpin;
+			goto err_release;
 		}
 
 		CE_TRACE(ce, "pin ring:{start:%08x, head:%04x, tail:%04x}\n",
 			 i915_ggtt_offset(ce->ring->vma),
 			 ce->ring->head, ce->ring->tail);
 
-		handoff = true;
 		smp_mb__before_atomic(); /* flush pin before it is visible */
 		atomic_inc(&ce->pin_count);
 	}
 
 	GEM_BUG_ON(!intel_context_is_pinned(ce)); /* no overflow! */
 
-err_post_unpin:
-	if (!handoff)
-		ce->ops->post_unpin(ce);
 err_release:
 	i915_active_release(&ce->active);
 err_ctx_unpin:
@@ -303,7 +293,6 @@ void intel_context_unpin(struct intel_context *ce)
 
 	CE_TRACE(ce, "unpin\n");
 	ce->ops->unpin(ce);
-	ce->ops->post_unpin(ce);
 
 	/*
 	 * Once released, we may asynchronously drop the active reference.
diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h
index b104d5e9d3b6..e10057901c6c 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_context_types.h
@@ -35,10 +35,8 @@ struct intel_context_ops {
 
 	int (*alloc)(struct intel_context *ce);
 
-	int (*pre_pin)(struct intel_context *ce, struct i915_gem_ww_ctx *ww, void **vaddr);
-	int (*pin)(struct intel_context *ce, void *vaddr);
+	int (*pin)(struct intel_context *ce, struct i915_gem_ww_ctx *ww);
 	void (*unpin)(struct intel_context *ce);
-	void (*post_unpin)(struct intel_context *ce);
 
 	void (*enter)(struct intel_context *ce);
 	void (*exit)(struct intel_context *ce);
diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
index cdb2126a159a..6a1a45ffe816 100644
--- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
+++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
@@ -2509,35 +2509,38 @@ static void execlists_submit_request(struct i915_request *request)
 }
 
 static int
-__execlists_context_pre_pin(struct intel_context *ce,
-			    struct intel_engine_cs *engine,
-			    struct i915_gem_ww_ctx *ww, void **vaddr)
+__execlists_context_pin(struct intel_context *ce,
+			struct intel_engine_cs *engine,
+			struct i915_gem_ww_ctx *ww)
 {
 	int err;
+	void *vaddr;
 
-	err = lrc_pre_pin(ce, engine, ww, vaddr);
+	err = lrc_pre_pin(ce, engine, ww, &vaddr);
 	if (err)
 		return err;
 
 	if (!__test_and_set_bit(CONTEXT_INIT_BIT, &ce->flags)) {
-		lrc_init_state(ce, engine, *vaddr);
+		lrc_init_state(ce, engine, vaddr);
 
 		 __i915_gem_object_flush_map(ce->state->obj, 0, engine->context_size);
 	}
 
-	return 0;
+	err = lrc_pin(ce, ce->engine, vaddr);
+	if (err)
+		lrc_post_unpin(ce);
+	return err;
 }
 
-static int execlists_context_pre_pin(struct intel_context *ce,
-				     struct i915_gem_ww_ctx *ww,
-				     void **vaddr)
+static int execlists_context_pin(struct intel_context *ce, struct i915_gem_ww_ctx *ww)
 {
-	return __execlists_context_pre_pin(ce, ce->engine, ww, vaddr);
+	return __execlists_context_pin(ce, ce->engine, ww);
 }
 
-static int execlists_context_pin(struct intel_context *ce, void *vaddr)
+static void execlists_context_unpin(struct intel_context *ce)
 {
-	return lrc_pin(ce, ce->engine, vaddr);
+	lrc_unpin(ce);
+	lrc_post_unpin(ce);
 }
 
 static int execlists_context_alloc(struct intel_context *ce)
@@ -2545,15 +2548,14 @@ static int execlists_context_alloc(struct intel_context *ce)
 	return lrc_alloc(ce, ce->engine);
 }
 
+
 static const struct intel_context_ops execlists_context_ops = {
 	.flags = COPS_HAS_INFLIGHT,
 
 	.alloc = execlists_context_alloc,
 
-	.pre_pin = execlists_context_pre_pin,
 	.pin = execlists_context_pin,
-	.unpin = lrc_unpin,
-	.post_unpin = lrc_post_unpin,
+	.unpin = execlists_context_unpin,
 
 	.enter = intel_context_enter_engine,
 	.exit = intel_context_exit_engine,
@@ -3467,21 +3469,11 @@ static int virtual_context_alloc(struct intel_context *ce)
 	return lrc_alloc(ce, ve->siblings[0]);
 }
 
-static int virtual_context_pre_pin(struct intel_context *ce,
-				   struct i915_gem_ww_ctx *ww,
-				   void **vaddr)
-{
-	struct virtual_engine *ve = container_of(ce, typeof(*ve), context);
-
-	 /* Note: we must use a real engine class for setting up reg state */
-	return __execlists_context_pre_pin(ce, ve->siblings[0], ww, vaddr);
-}
-
-static int virtual_context_pin(struct intel_context *ce, void *vaddr)
+static int virtual_context_pin(struct intel_context *ce, struct i915_gem_ww_ctx *ww)
 {
 	struct virtual_engine *ve = container_of(ce, typeof(*ve), context);
 
-	return lrc_pin(ce, ve->siblings[0], vaddr);
+	return __execlists_context_pin(ce, ve->siblings[0], ww);
 }
 
 static void virtual_context_enter(struct intel_context *ce)
@@ -3511,10 +3503,8 @@ static const struct intel_context_ops virtual_context_ops = {
 
 	.alloc = virtual_context_alloc,
 
-	.pre_pin = virtual_context_pre_pin,
 	.pin = virtual_context_pin,
-	.unpin = lrc_unpin,
-	.post_unpin = lrc_post_unpin,
+	.unpin = execlists_context_unpin,
 
 	.enter = virtual_context_enter,
 	.exit = virtual_context_exit,
diff --git a/drivers/gpu/drm/i915/gt/intel_ring_submission.c b/drivers/gpu/drm/i915/gt/intel_ring_submission.c
index 5d42a12ef3d6..85b6a4d60e07 100644
--- a/drivers/gpu/drm/i915/gt/intel_ring_submission.c
+++ b/drivers/gpu/drm/i915/gt/intel_ring_submission.c
@@ -467,9 +467,8 @@ static int ring_context_init_default_state(struct intel_context *ce,
 	return 0;
 }
 
-static int ring_context_pre_pin(struct intel_context *ce,
-				struct i915_gem_ww_ctx *ww,
-				void **unused)
+static int ring_context_pin(struct intel_context *ce,
+			    struct i915_gem_ww_ctx *ww)
 {
 	struct i915_address_space *vm;
 	int err = 0;
@@ -498,10 +497,6 @@ static void __context_unpin_ppgtt(struct intel_context *ce)
 }
 
 static void ring_context_unpin(struct intel_context *ce)
-{
-}
-
-static void ring_context_post_unpin(struct intel_context *ce)
 {
 	__context_unpin_ppgtt(ce);
 }
@@ -572,11 +567,6 @@ static int ring_context_alloc(struct intel_context *ce)
 	return 0;
 }
 
-static int ring_context_pin(struct intel_context *ce, void *unused)
-{
-	return 0;
-}
-
 static void ring_context_reset(struct intel_context *ce)
 {
 	intel_ring_reset(ce->ring, ce->ring->emit);
@@ -586,10 +576,8 @@ static void ring_context_reset(struct intel_context *ce)
 static const struct intel_context_ops ring_context_ops = {
 	.alloc = ring_context_alloc,
 
-	.pre_pin = ring_context_pre_pin,
 	.pin = ring_context_pin,
 	.unpin = ring_context_unpin,
-	.post_unpin = ring_context_post_unpin,
 
 	.enter = intel_context_enter_engine,
 	.exit = intel_context_exit_engine,
diff --git a/drivers/gpu/drm/i915/gt/mock_engine.c b/drivers/gpu/drm/i915/gt/mock_engine.c
index 68970398e4ef..3e4f6ef705c9 100644
--- a/drivers/gpu/drm/i915/gt/mock_engine.c
+++ b/drivers/gpu/drm/i915/gt/mock_engine.c
@@ -123,10 +123,6 @@ static void mock_context_unpin(struct intel_context *ce)
 {
 }
 
-static void mock_context_post_unpin(struct intel_context *ce)
-{
-}
-
 static void mock_context_destroy(struct kref *ref)
 {
 	struct intel_context *ce = container_of(ref, typeof(*ce), ref);
@@ -166,13 +162,7 @@ static int mock_context_alloc(struct intel_context *ce)
 	return 0;
 }
 
-static int mock_context_pre_pin(struct intel_context *ce,
-				struct i915_gem_ww_ctx *ww, void **unused)
-{
-	return 0;
-}
-
-static int mock_context_pin(struct intel_context *ce, void *unused)
+static int mock_context_pin(struct intel_context *ce, struct i915_gem_ww_ctx *ww)
 {
 	return 0;
 }
@@ -184,10 +174,8 @@ static void mock_context_reset(struct intel_context *ce)
 static const struct intel_context_ops mock_context_ops = {
 	.alloc = mock_context_alloc,
 
-	.pre_pin = mock_context_pre_pin,
 	.pin = mock_context_pin,
 	.unpin = mock_context_unpin,
-	.post_unpin = mock_context_post_unpin,
 
 	.enter = intel_context_enter_engine,
 	.exit = intel_context_exit_engine,
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
index e9c237b18692..5b26c0103429 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
@@ -437,25 +437,32 @@ static int guc_context_alloc(struct intel_context *ce)
 	return lrc_alloc(ce, ce->engine);
 }
 
-static int guc_context_pre_pin(struct intel_context *ce,
-			       struct i915_gem_ww_ctx *ww,
-			       void **vaddr)
+static int guc_context_pin(struct intel_context *ce, struct i915_gem_ww_ctx *ww)
 {
-	return lrc_pre_pin(ce, ce->engine, ww, vaddr);
+	void *vaddr;
+	int err;
+
+	err = lrc_pre_pin(ce, ce->engine, ww, &vaddr);
+	if (err)
+		return err;
+
+	err = lrc_pin(ce, ce->engine, vaddr);
+	if (err)
+		lrc_post_unpin(ce);
+	return err;
 }
 
-static int guc_context_pin(struct intel_context *ce, void *vaddr)
+static void guc_context_unpin(struct intel_context *ce)
 {
-	return lrc_pin(ce, ce->engine, vaddr);
+	lrc_unpin(ce);
+	lrc_post_unpin(ce);
 }
 
 static const struct intel_context_ops guc_context_ops = {
 	.alloc = guc_context_alloc,
 
-	.pre_pin = guc_context_pre_pin,
 	.pin = guc_context_pin,
-	.unpin = lrc_unpin,
-	.post_unpin = lrc_post_unpin,
+	.unpin = guc_context_unpin,
 
 	.enter = intel_context_enter_engine,
 	.exit = intel_context_exit_engine,
-- 
2.31.0

_______________________________________________
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https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
  2021-06-21 11:41 ` [Intel-gfx] [PATCH 2/3] drm/i915: Use intel_context->pin_mutex only for context allocation Maarten Lankhorst
  2021-06-21 11:41 ` [Intel-gfx] [PATCH 3/3] drm/i915: Remove intel_context->ops->(pre_pin/post_unpin) Maarten Lankhorst
@ 2021-06-21 12:08 ` Tvrtko Ursulin
  2021-06-21 12:49   ` Maarten Lankhorst
  2021-06-21 12:52   ` Tvrtko Ursulin
  2021-06-21 12:14 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/3] " Patchwork
                   ` (2 subsequent siblings)
  5 siblings, 2 replies; 13+ messages in thread
From: Tvrtko Ursulin @ 2021-06-21 12:08 UTC (permalink / raw)
  To: Maarten Lankhorst, intel-gfx; +Cc: Chris Wilson


I had some questions on the trybot mailing list, let me copy&paste..

On 21/06/2021 12:41, Maarten Lankhorst wrote:
> It doesn't work for legacy ring submission, and is in the best case
> ignored.

Looks rejected instead of ignored:

static int set_ringsize(struct i915_gem_context *ctx,
             struct drm_i915_gem_context_param *args)
{
     if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
         return -ENODEV;
> 
> In the worst case we end up freeing engine->legacy.ring for all other
> active engines, resulting in a use-after-free.

Worst case is cloning because ring_context_alloc is not taking a 
reference to engine->legacy.ring, or something else?

Regards,

Tvrtko

> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> Fixes: 88be76cdafc7 ("drm/i915: Allow userspace to specify ringsize on construction")
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> ---
>   drivers/gpu/drm/i915/gt/intel_context_param.c | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_context_param.c b/drivers/gpu/drm/i915/gt/intel_context_param.c
> index 65dcd090245d..412c36d1b1dd 100644
> --- a/drivers/gpu/drm/i915/gt/intel_context_param.c
> +++ b/drivers/gpu/drm/i915/gt/intel_context_param.c
> @@ -12,6 +12,9 @@ int intel_context_set_ring_size(struct intel_context *ce, long sz)
>   {
>   	int err;
>   
> +	if (ce->engine->gt->submission_method == INTEL_SUBMISSION_RING)
> +		return 0;
> +
>   	if (intel_context_lock_pinned(ce))
>   		return -EINTR;
>   
> 
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Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
                   ` (2 preceding siblings ...)
  2021-06-21 12:08 ` [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Tvrtko Ursulin
@ 2021-06-21 12:14 ` Patchwork
  2021-06-21 12:45 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
  2021-06-21 15:04 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
  5 siblings, 0 replies; 13+ messages in thread
From: Patchwork @ 2021-06-21 12:14 UTC (permalink / raw)
  To: Maarten Lankhorst; +Cc: intel-gfx

== Series Details ==

Series: series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
URL   : https://patchwork.freedesktop.org/series/91722/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
39d188a64ac1 drm/i915/gt: Do not allow setting ring size for legacy ring submission
d95f14a77694 drm/i915: Use intel_context->pin_mutex only for context allocation
-:33: WARNING:MEMORY_BARRIER: memory barrier without comment
#33: FILE: drivers/gpu/drm/i915/gt/intel_context.c:72:
+		smp_mb__before_atomic();

total: 0 errors, 1 warnings, 0 checks, 213 lines checked
630f24c4d56c drm/i915: Remove intel_context->ops->(pre_pin/post_unpin)
-:153: CHECK:LINE_SPACING: Please don't use multiple blank lines
#153: FILE: drivers/gpu/drm/i915/gt/intel_execlists_submission.c:2551:
 
+

total: 0 errors, 0 warnings, 1 checks, 288 lines checked


_______________________________________________
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Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* [Intel-gfx] ✓ Fi.CI.BAT: success for series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
                   ` (3 preceding siblings ...)
  2021-06-21 12:14 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/3] " Patchwork
@ 2021-06-21 12:45 ` Patchwork
  2021-06-21 15:04 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
  5 siblings, 0 replies; 13+ messages in thread
From: Patchwork @ 2021-06-21 12:45 UTC (permalink / raw)
  To: Maarten Lankhorst; +Cc: intel-gfx


[-- Attachment #1.1: Type: text/plain, Size: 3016 bytes --]

== Series Details ==

Series: series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
URL   : https://patchwork.freedesktop.org/series/91722/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_10252 -> Patchwork_20418
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/index.html

Known issues
------------

  Here are the changes found in Patchwork_20418 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@amdgpu/amd_basic@semaphore:
    - fi-bsw-nick:        NOTRUN -> [SKIP][1] ([fdo#109271]) +17 similar issues
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/fi-bsw-nick/igt@amdgpu/amd_basic@semaphore.html

  
#### Possible fixes ####

  * igt@i915_selftest@live@execlists:
    - fi-bsw-nick:        [INCOMPLETE][2] ([i915#2782] / [i915#2940]) -> [PASS][3]
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/fi-bsw-nick/igt@i915_selftest@live@execlists.html
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/fi-bsw-nick/igt@i915_selftest@live@execlists.html

  * igt@i915_selftest@live@hangcheck:
    - {fi-hsw-gt1}:       [DMESG-WARN][4] ([i915#3303]) -> [PASS][5]
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/fi-hsw-gt1/igt@i915_selftest@live@hangcheck.html
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/fi-hsw-gt1/igt@i915_selftest@live@hangcheck.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [i915#1888]: https://gitlab.freedesktop.org/drm/intel/issues/1888
  [i915#2782]: https://gitlab.freedesktop.org/drm/intel/issues/2782
  [i915#2940]: https://gitlab.freedesktop.org/drm/intel/issues/2940
  [i915#3303]: https://gitlab.freedesktop.org/drm/intel/issues/3303


Participating hosts (46 -> 37)
------------------------------

  Missing    (9): fi-ilk-m540 fi-hsw-4200u fi-skl-guc fi-bsw-cyan bat-adlp-4 fi-ctg-p8600 fi-bdw-samus bat-jsl-2 bat-jsl-1 


Build changes
-------------

  * Linux: CI_DRM_10252 -> Patchwork_20418

  CI-20190529: 20190529
  CI_DRM_10252: b6c631d4b0b55b47b95763da2df57e40ba55f283 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_6113: 138a29e30277b1039e9934fca5c782dc1e7a9f99 @ https://gitlab.freedesktop.org/drm/igt-gpu-tools.git
  Patchwork_20418: 630f24c4d56c5151201d2be588308586ccfbff6c @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

630f24c4d56c drm/i915: Remove intel_context->ops->(pre_pin/post_unpin)
d95f14a77694 drm/i915: Use intel_context->pin_mutex only for context allocation
39d188a64ac1 drm/i915/gt: Do not allow setting ring size for legacy ring submission

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/index.html

[-- Attachment #1.2: Type: text/html, Size: 3630 bytes --]

[-- Attachment #2: Type: text/plain, Size: 160 bytes --]

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 12:08 ` [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Tvrtko Ursulin
@ 2021-06-21 12:49   ` Maarten Lankhorst
  2021-06-21 12:52   ` Tvrtko Ursulin
  1 sibling, 0 replies; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 12:49 UTC (permalink / raw)
  To: Tvrtko Ursulin, intel-gfx; +Cc: Chris Wilson

Op 21-06-2021 om 14:08 schreef Tvrtko Ursulin:
>
> I had some questions on the trybot mailing list, let me copy&paste..
>
> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>> It doesn't work for legacy ring submission, and is in the best case
>> ignored.
>
> Looks rejected instead of ignored:
>
> static int set_ringsize(struct i915_gem_context *ctx,
>            struct drm_i915_gem_context_param *args)
> {
>    if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>        return -ENODEV;
>>
>> In the worst case we end up freeing engine->legacy.ring for all other
>> active engines, resulting in a use-after-free.
>
> Worst case is cloning because ring_context_alloc is not taking a reference to engine->legacy.ring, or something else?
>
> Regards,
>
> Tvrtko 

I only noticed this because tests started failing, if it should already hit -ENODEV then that's weird..

See: https://patchwork.freedesktop.org/series/91501/ for the failure.

It should not hit the INCOMPLETEs there.

The legacy contexts don't grab a reference to engine->legacy.ring, but a copy to the pointer, presumably because its lifetime is always shorter than the ring lifetime, so it will actually free it.

~Maarten


_______________________________________________
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Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 12:08 ` [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Tvrtko Ursulin
  2021-06-21 12:49   ` Maarten Lankhorst
@ 2021-06-21 12:52   ` Tvrtko Ursulin
  2021-06-21 13:07     ` Maarten Lankhorst
  1 sibling, 1 reply; 13+ messages in thread
From: Tvrtko Ursulin @ 2021-06-21 12:52 UTC (permalink / raw)
  To: Maarten Lankhorst, intel-gfx; +Cc: Chris Wilson


On 21/06/2021 13:08, Tvrtko Ursulin wrote:
> 
> I had some questions on the trybot mailing list, let me copy&paste..
> 
> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>> It doesn't work for legacy ring submission, and is in the best case
>> ignored.
> 
> Looks rejected instead of ignored:
> 
> static int set_ringsize(struct i915_gem_context *ctx,
>              struct drm_i915_gem_context_param *args)
> {
>      if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>          return -ENODEV;
>>
>> In the worst case we end up freeing engine->legacy.ring for all other
>> active engines, resulting in a use-after-free.
> 
> Worst case is cloning because ring_context_alloc is not taking a 
> reference to engine->legacy.ring, or something else?

No can't be that, it was my incomplete analysis last week. Since 
ring_context_destroy does not actually free the legacy ring I don't see 
any use after free paths.

Regards,

Tvrtko

>>
>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
>> Fixes: 88be76cdafc7 ("drm/i915: Allow userspace to specify ringsize on 
>> construction")
>> Cc: Chris Wilson <chris@chris-wilson.co.uk>
>> ---
>>   drivers/gpu/drm/i915/gt/intel_context_param.c | 3 +++
>>   1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/i915/gt/intel_context_param.c 
>> b/drivers/gpu/drm/i915/gt/intel_context_param.c
>> index 65dcd090245d..412c36d1b1dd 100644
>> --- a/drivers/gpu/drm/i915/gt/intel_context_param.c
>> +++ b/drivers/gpu/drm/i915/gt/intel_context_param.c
>> @@ -12,6 +12,9 @@ int intel_context_set_ring_size(struct intel_context 
>> *ce, long sz)
>>   {
>>       int err;
>> +    if (ce->engine->gt->submission_method == INTEL_SUBMISSION_RING)
>> +        return 0;
>> +
>>       if (intel_context_lock_pinned(ce))
>>           return -EINTR;
>>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 12:52   ` Tvrtko Ursulin
@ 2021-06-21 13:07     ` Maarten Lankhorst
  2021-06-21 13:12       ` Tvrtko Ursulin
  0 siblings, 1 reply; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 13:07 UTC (permalink / raw)
  To: Tvrtko Ursulin, intel-gfx; +Cc: Chris Wilson

Op 21-06-2021 om 14:52 schreef Tvrtko Ursulin:
>
> On 21/06/2021 13:08, Tvrtko Ursulin wrote:
>>
>> I had some questions on the trybot mailing list, let me copy&paste..
>>
>> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>>> It doesn't work for legacy ring submission, and is in the best case
>>> ignored.
>>
>> Looks rejected instead of ignored:
>>
>> static int set_ringsize(struct i915_gem_context *ctx,
>>              struct drm_i915_gem_context_param *args)
>> {
>>      if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>>          return -ENODEV;
>>>
>>> In the worst case we end up freeing engine->legacy.ring for all other
>>> active engines, resulting in a use-after-free.
>>
>> Worst case is cloning because ring_context_alloc is not taking a reference to engine->legacy.ring, or something else?
>
> No can't be that, it was my incomplete analysis last week. Since ring_context_destroy does not actually free the legacy ring I don't see any use after free paths.
>
> Regards,

Hmm, it gets stuck inside intel_context_set_ring_size when cloning engines..

I guess it can't happen in practice, just the code introduces the race by preallocating
inside intel_context_lock_pinned()..

copy_ring_size() should only be called for HAS_LOGICAL_RING_CONTEXTS().
I guess that makes this patch obsolete. It can safely be dropped from the series,
I think I should probably introduce a check to only set the size when HAS_LOGICAL_RING_CONTEXTS
evaluates to true, but that wouldn't block the rest of this series.

~Maarten

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 13:07     ` Maarten Lankhorst
@ 2021-06-21 13:12       ` Tvrtko Ursulin
  2021-06-21 13:20         ` Tvrtko Ursulin
  0 siblings, 1 reply; 13+ messages in thread
From: Tvrtko Ursulin @ 2021-06-21 13:12 UTC (permalink / raw)
  To: Maarten Lankhorst, intel-gfx; +Cc: Chris Wilson


On 21/06/2021 14:07, Maarten Lankhorst wrote:
> Op 21-06-2021 om 14:52 schreef Tvrtko Ursulin:
>>
>> On 21/06/2021 13:08, Tvrtko Ursulin wrote:
>>>
>>> I had some questions on the trybot mailing list, let me copy&paste..
>>>
>>> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>>>> It doesn't work for legacy ring submission, and is in the best case
>>>> ignored.
>>>
>>> Looks rejected instead of ignored:
>>>
>>> static int set_ringsize(struct i915_gem_context *ctx,
>>>               struct drm_i915_gem_context_param *args)
>>> {
>>>       if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>>>           return -ENODEV;
>>>>
>>>> In the worst case we end up freeing engine->legacy.ring for all other
>>>> active engines, resulting in a use-after-free.
>>>
>>> Worst case is cloning because ring_context_alloc is not taking a reference to engine->legacy.ring, or something else?
>>
>> No can't be that, it was my incomplete analysis last week. Since ring_context_destroy does not actually free the legacy ring I don't see any use after free paths.
>>
>> Regards,
> 
> Hmm, it gets stuck inside intel_context_set_ring_size when cloning engines..
> 
> I guess it can't happen in practice, just the code introduces the race by preallocating
> inside intel_context_lock_pinned()..

"The code" being the rest of your series? Haven't looked in there, but 
can't find a problem in upstream. Since as you say, copy_ring_size will 
run but intel_context_set_ring_size will not free-and-allocate old/new 
ring since cloned context does not have a state allocated yet.

Regards,

Tvrtko

> copy_ring_size() should only be called for HAS_LOGICAL_RING_CONTEXTS().
> I guess that makes this patch obsolete. It can safely be dropped from the series,
> I think I should probably introduce a check to only set the size when HAS_LOGICAL_RING_CONTEXTS
> evaluates to true, but that wouldn't block the rest of this series.
> 
> ~Maarten
> 
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https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 13:12       ` Tvrtko Ursulin
@ 2021-06-21 13:20         ` Tvrtko Ursulin
  2021-06-21 13:28           ` Maarten Lankhorst
  0 siblings, 1 reply; 13+ messages in thread
From: Tvrtko Ursulin @ 2021-06-21 13:20 UTC (permalink / raw)
  To: Maarten Lankhorst, intel-gfx; +Cc: Chris Wilson


On 21/06/2021 14:12, Tvrtko Ursulin wrote:
> 
> On 21/06/2021 14:07, Maarten Lankhorst wrote:
>> Op 21-06-2021 om 14:52 schreef Tvrtko Ursulin:
>>>
>>> On 21/06/2021 13:08, Tvrtko Ursulin wrote:
>>>>
>>>> I had some questions on the trybot mailing list, let me copy&paste..
>>>>
>>>> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>>>>> It doesn't work for legacy ring submission, and is in the best case
>>>>> ignored.
>>>>
>>>> Looks rejected instead of ignored:
>>>>
>>>> static int set_ringsize(struct i915_gem_context *ctx,
>>>>               struct drm_i915_gem_context_param *args)
>>>> {
>>>>       if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>>>>           return -ENODEV;
>>>>>
>>>>> In the worst case we end up freeing engine->legacy.ring for all other
>>>>> active engines, resulting in a use-after-free.
>>>>
>>>> Worst case is cloning because ring_context_alloc is not taking a 
>>>> reference to engine->legacy.ring, or something else?
>>>
>>> No can't be that, it was my incomplete analysis last week. Since 
>>> ring_context_destroy does not actually free the legacy ring I don't 
>>> see any use after free paths.
>>>
>>> Regards,
>>
>> Hmm, it gets stuck inside intel_context_set_ring_size when cloning 
>> engines..
>>
>> I guess it can't happen in practice, just the code introduces the race 
>> by preallocating
>> inside intel_context_lock_pinned()..
> 
> "The code" being the rest of your series? Haven't looked in there, but 
> can't find a problem in upstream. Since as you say, copy_ring_size will 
> run but intel_context_set_ring_size will not free-and-allocate old/new 
> ring since cloned context does not have a state allocated yet.

P.S. Putting a HAS_LOGICAL_RING_CONTEXTS check in copy_ring_size would 
be a bit unfortunate because layering is a bit broken at the moment and 
that wouldn't make it better.

To clarify my thinking: At the moment allocating the ring is 
responsibility of a backend specific hook. Apart from the generic 
intel_context_set_ring_size which breaks that by allocating in the layer 
above the backend. So proper fix could be to introduce backend specific 
hooks for ring allocation/freeing.

*If* you need to allocate the state so early.. not sure about that. I'd 
first need to understand why. If you say it is a race then it was all 
accidental?

Regards,

Tvrtko

> Regards,
> 
> Tvrtko
> 
>> copy_ring_size() should only be called for HAS_LOGICAL_RING_CONTEXTS().
>> I guess that makes this patch obsolete. It can safely be dropped from 
>> the series,
>> I think I should probably introduce a check to only set the size when 
>> HAS_LOGICAL_RING_CONTEXTS
>> evaluates to true, but that wouldn't block the rest of this series.
>>
>> ~Maarten
>>
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* Re: [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 13:20         ` Tvrtko Ursulin
@ 2021-06-21 13:28           ` Maarten Lankhorst
  0 siblings, 0 replies; 13+ messages in thread
From: Maarten Lankhorst @ 2021-06-21 13:28 UTC (permalink / raw)
  To: Tvrtko Ursulin, intel-gfx; +Cc: Chris Wilson

Op 21-06-2021 om 15:20 schreef Tvrtko Ursulin:
>
> On 21/06/2021 14:12, Tvrtko Ursulin wrote:
>>
>> On 21/06/2021 14:07, Maarten Lankhorst wrote:
>>> Op 21-06-2021 om 14:52 schreef Tvrtko Ursulin:
>>>>
>>>> On 21/06/2021 13:08, Tvrtko Ursulin wrote:
>>>>>
>>>>> I had some questions on the trybot mailing list, let me copy&paste..
>>>>>
>>>>> On 21/06/2021 12:41, Maarten Lankhorst wrote:
>>>>>> It doesn't work for legacy ring submission, and is in the best case
>>>>>> ignored.
>>>>>
>>>>> Looks rejected instead of ignored:
>>>>>
>>>>> static int set_ringsize(struct i915_gem_context *ctx,
>>>>>               struct drm_i915_gem_context_param *args)
>>>>> {
>>>>>       if (!HAS_LOGICAL_RING_CONTEXTS(ctx->i915))
>>>>>           return -ENODEV;
>>>>>>
>>>>>> In the worst case we end up freeing engine->legacy.ring for all other
>>>>>> active engines, resulting in a use-after-free.
>>>>>
>>>>> Worst case is cloning because ring_context_alloc is not taking a reference to engine->legacy.ring, or something else?
>>>>
>>>> No can't be that, it was my incomplete analysis last week. Since ring_context_destroy does not actually free the legacy ring I don't see any use after free paths.
>>>>
>>>> Regards,
>>>
>>> Hmm, it gets stuck inside intel_context_set_ring_size when cloning engines..
>>>
>>> I guess it can't happen in practice, just the code introduces the race by preallocating
>>> inside intel_context_lock_pinned()..
>>
>> "The code" being the rest of your series? Haven't looked in there, but can't find a problem in upstream. Since as you say, copy_ring_size will run but intel_context_set_ring_size will not free-and-allocate old/new ring since cloned context does not have a state allocated yet.
>
> P.S. Putting a HAS_LOGICAL_RING_CONTEXTS check in copy_ring_size would be a bit unfortunate because layering is a bit broken at the moment and that wouldn't make it better.
>
> To clarify my thinking: At the moment allocating the ring is responsibility of a backend specific hook. Apart from the generic intel_context_set_ring_size which breaks that by allocating in the layer above the backend. So proper fix could be to introduce backend specific hooks for ring allocation/freeing.
>
> *If* you need to allocate the state so early.. not sure about that. I'd first need to understand why. If you say it is a race then it was all accidental? 

I noticed it mostly when debugging. I fixed it currenly by not allocating state in set_ring_size unnecessarily, hence this patch is no longer needed. :)

So if that's the only thing, I can just drop this patch entirely.

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

* [Intel-gfx] ✓ Fi.CI.IGT: success for series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
  2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
                   ` (4 preceding siblings ...)
  2021-06-21 12:45 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
@ 2021-06-21 15:04 ` Patchwork
  5 siblings, 0 replies; 13+ messages in thread
From: Patchwork @ 2021-06-21 15:04 UTC (permalink / raw)
  To: Maarten Lankhorst; +Cc: intel-gfx


[-- Attachment #1.1: Type: text/plain, Size: 30261 bytes --]

== Series Details ==

Series: series starting with [1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission
URL   : https://patchwork.freedesktop.org/series/91722/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_10252_full -> Patchwork_20418_full
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  

Known issues
------------

  Here are the changes found in Patchwork_20418_full that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@gem_ctx_persistence@legacy-engines-hang@blt:
    - shard-skl:          NOTRUN -> [SKIP][1] ([fdo#109271]) +57 similar issues
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl4/igt@gem_ctx_persistence@legacy-engines-hang@blt.html

  * igt@gem_ctx_persistence@legacy-engines-mixed-process:
    - shard-snb:          NOTRUN -> [SKIP][2] ([fdo#109271] / [i915#1099]) +5 similar issues
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-snb6/igt@gem_ctx_persistence@legacy-engines-mixed-process.html

  * igt@gem_exec_fair@basic-none@rcs0:
    - shard-glk:          [PASS][3] -> [FAIL][4] ([i915#2842])
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-glk5/igt@gem_exec_fair@basic-none@rcs0.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-glk6/igt@gem_exec_fair@basic-none@rcs0.html

  * igt@gem_exec_fair@basic-pace-share@rcs0:
    - shard-tglb:         [PASS][5] -> [FAIL][6] ([i915#2842]) +1 similar issue
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-tglb2/igt@gem_exec_fair@basic-pace-share@rcs0.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb6/igt@gem_exec_fair@basic-pace-share@rcs0.html

  * igt@gem_exec_fair@basic-pace-solo@rcs0:
    - shard-kbl:          [PASS][7] -> [FAIL][8] ([i915#2842])
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl6/igt@gem_exec_fair@basic-pace-solo@rcs0.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl1/igt@gem_exec_fair@basic-pace-solo@rcs0.html

  * igt@gem_exec_reloc@basic-wide-active@rcs0:
    - shard-snb:          NOTRUN -> [FAIL][9] ([i915#3633]) +2 similar issues
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-snb5/igt@gem_exec_reloc@basic-wide-active@rcs0.html

  * igt@gem_exec_whisper@basic-fds-priority-all:
    - shard-glk:          [PASS][10] -> [DMESG-WARN][11] ([i915#118] / [i915#95])
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-glk2/igt@gem_exec_whisper@basic-fds-priority-all.html
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-glk2/igt@gem_exec_whisper@basic-fds-priority-all.html

  * igt@gem_userptr_blits@create-destroy-unsync:
    - shard-tglb:         NOTRUN -> [SKIP][12] ([i915#3297])
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb1/igt@gem_userptr_blits@create-destroy-unsync.html

  * igt@gem_userptr_blits@input-checking:
    - shard-tglb:         NOTRUN -> [DMESG-WARN][13] ([i915#3002])
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb6/igt@gem_userptr_blits@input-checking.html

  * igt@gen7_exec_parse@basic-offset:
    - shard-tglb:         NOTRUN -> [SKIP][14] ([fdo#109289])
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb1/igt@gen7_exec_parse@basic-offset.html

  * igt@gen9_exec_parse@bb-large:
    - shard-apl:          NOTRUN -> [FAIL][15] ([i915#3296])
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl3/igt@gen9_exec_parse@bb-large.html

  * igt@gen9_exec_parse@bb-secure:
    - shard-tglb:         NOTRUN -> [SKIP][16] ([fdo#112306])
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb6/igt@gen9_exec_parse@bb-secure.html

  * igt@i915_pm_dc@dc6-dpms:
    - shard-kbl:          NOTRUN -> [FAIL][17] ([i915#454])
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl3/igt@i915_pm_dc@dc6-dpms.html

  * igt@i915_pm_dc@dc6-psr:
    - shard-skl:          NOTRUN -> [FAIL][18] ([i915#454])
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl6/igt@i915_pm_dc@dc6-psr.html

  * igt@kms_chamelium@dp-crc-multiple:
    - shard-skl:          NOTRUN -> [SKIP][19] ([fdo#109271] / [fdo#111827]) +2 similar issues
   [19]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl4/igt@kms_chamelium@dp-crc-multiple.html

  * igt@kms_chamelium@dp-mode-timings:
    - shard-apl:          NOTRUN -> [SKIP][20] ([fdo#109271] / [fdo#111827]) +17 similar issues
   [20]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl3/igt@kms_chamelium@dp-mode-timings.html

  * igt@kms_chamelium@hdmi-hpd-for-each-pipe:
    - shard-kbl:          NOTRUN -> [SKIP][21] ([fdo#109271] / [fdo#111827]) +11 similar issues
   [21]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl4/igt@kms_chamelium@hdmi-hpd-for-each-pipe.html

  * igt@kms_color_chamelium@pipe-a-ctm-blue-to-red:
    - shard-snb:          NOTRUN -> [SKIP][22] ([fdo#109271] / [fdo#111827]) +21 similar issues
   [22]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-snb5/igt@kms_color_chamelium@pipe-a-ctm-blue-to-red.html

  * igt@kms_content_protection@dp-mst-type-1:
    - shard-tglb:         NOTRUN -> [SKIP][23] ([i915#3116])
   [23]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb6/igt@kms_content_protection@dp-mst-type-1.html

  * igt@kms_content_protection@srm:
    - shard-apl:          NOTRUN -> [TIMEOUT][24] ([i915#1319])
   [24]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl2/igt@kms_content_protection@srm.html

  * igt@kms_content_protection@uevent:
    - shard-apl:          NOTRUN -> [FAIL][25] ([i915#2105])
   [25]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl3/igt@kms_content_protection@uevent.html

  * igt@kms_cursor_crc@pipe-b-cursor-64x64-sliding:
    - shard-skl:          [PASS][26] -> [FAIL][27] ([i915#3444])
   [26]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl5/igt@kms_cursor_crc@pipe-b-cursor-64x64-sliding.html
   [27]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl8/igt@kms_cursor_crc@pipe-b-cursor-64x64-sliding.html

  * igt@kms_cursor_crc@pipe-c-cursor-128x128-random:
    - shard-apl:          NOTRUN -> [FAIL][28] ([i915#3444])
   [28]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl2/igt@kms_cursor_crc@pipe-c-cursor-128x128-random.html

  * igt@kms_cursor_legacy@flip-vs-cursor-atomic-transitions-varying-size:
    - shard-skl:          [PASS][29] -> [FAIL][30] ([i915#2346] / [i915#533])
   [29]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl6/igt@kms_cursor_legacy@flip-vs-cursor-atomic-transitions-varying-size.html
   [30]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl3/igt@kms_cursor_legacy@flip-vs-cursor-atomic-transitions-varying-size.html

  * igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy:
    - shard-apl:          [PASS][31] -> [FAIL][32] ([i915#2346])
   [31]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-apl1/igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy.html
   [32]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl6/igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy.html

  * igt@kms_draw_crc@draw-method-xrgb2101010-mmap-wc-untiled:
    - shard-skl:          [PASS][33] -> [DMESG-WARN][34] ([i915#1982]) +1 similar issue
   [33]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl2/igt@kms_draw_crc@draw-method-xrgb2101010-mmap-wc-untiled.html
   [34]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl7/igt@kms_draw_crc@draw-method-xrgb2101010-mmap-wc-untiled.html

  * igt@kms_fbcon_fbt@fbc-suspend:
    - shard-kbl:          [PASS][35] -> [INCOMPLETE][36] ([i915#155] / [i915#180] / [i915#636])
   [35]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl1/igt@kms_fbcon_fbt@fbc-suspend.html
   [36]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl7/igt@kms_fbcon_fbt@fbc-suspend.html

  * igt@kms_flip@flip-vs-suspend-interruptible@c-dp1:
    - shard-apl:          [PASS][37] -> [DMESG-WARN][38] ([i915#180])
   [37]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-apl2/igt@kms_flip@flip-vs-suspend-interruptible@c-dp1.html
   [38]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl3/igt@kms_flip@flip-vs-suspend-interruptible@c-dp1.html

  * igt@kms_flip@plain-flip-fb-recreate-interruptible@a-hdmi-a2:
    - shard-glk:          [PASS][39] -> [FAIL][40] ([i915#2122])
   [39]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-glk8/igt@kms_flip@plain-flip-fb-recreate-interruptible@a-hdmi-a2.html
   [40]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-glk2/igt@kms_flip@plain-flip-fb-recreate-interruptible@a-hdmi-a2.html

  * igt@kms_flip@plain-flip-fb-recreate-interruptible@b-edp1:
    - shard-skl:          [PASS][41] -> [FAIL][42] ([i915#2122]) +1 similar issue
   [41]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl7/igt@kms_flip@plain-flip-fb-recreate-interruptible@b-edp1.html
   [42]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl6/igt@kms_flip@plain-flip-fb-recreate-interruptible@b-edp1.html

  * igt@kms_frontbuffer_tracking@fbc-2p-primscrn-spr-indfb-draw-blt:
    - shard-kbl:          NOTRUN -> [SKIP][43] ([fdo#109271]) +77 similar issues
   [43]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl4/igt@kms_frontbuffer_tracking@fbc-2p-primscrn-spr-indfb-draw-blt.html

  * igt@kms_frontbuffer_tracking@fbcpsr-2p-scndscrn-spr-indfb-draw-mmap-gtt:
    - shard-tglb:         NOTRUN -> [SKIP][44] ([fdo#111825]) +4 similar issues
   [44]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb1/igt@kms_frontbuffer_tracking@fbcpsr-2p-scndscrn-spr-indfb-draw-mmap-gtt.html

  * igt@kms_frontbuffer_tracking@psr-1p-primscrn-cur-indfb-onoff:
    - shard-snb:          NOTRUN -> [SKIP][45] ([fdo#109271]) +401 similar issues
   [45]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-snb5/igt@kms_frontbuffer_tracking@psr-1p-primscrn-cur-indfb-onoff.html

  * igt@kms_frontbuffer_tracking@psr-suspend:
    - shard-skl:          [PASS][46] -> [INCOMPLETE][47] ([i915#123])
   [46]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl10/igt@kms_frontbuffer_tracking@psr-suspend.html
   [47]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl7/igt@kms_frontbuffer_tracking@psr-suspend.html

  * igt@kms_hdr@bpc-switch-suspend:
    - shard-skl:          [PASS][48] -> [FAIL][49] ([i915#1188])
   [48]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl8/igt@kms_hdr@bpc-switch-suspend.html
   [49]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl2/igt@kms_hdr@bpc-switch-suspend.html

  * igt@kms_pipe_crc_basic@disable-crc-after-crtc-pipe-d:
    - shard-apl:          NOTRUN -> [SKIP][50] ([fdo#109271] / [i915#533])
   [50]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl8/igt@kms_pipe_crc_basic@disable-crc-after-crtc-pipe-d.html
    - shard-kbl:          NOTRUN -> [SKIP][51] ([fdo#109271] / [i915#533])
   [51]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl6/igt@kms_pipe_crc_basic@disable-crc-after-crtc-pipe-d.html

  * igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b:
    - shard-skl:          [PASS][52] -> [FAIL][53] ([i915#53])
   [52]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl5/igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b.html
   [53]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl8/igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b.html

  * igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a:
    - shard-kbl:          [PASS][54] -> [DMESG-WARN][55] ([i915#180]) +4 similar issues
   [54]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl3/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a.html
   [55]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl2/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a.html

  * igt@kms_plane_alpha_blend@pipe-a-alpha-basic:
    - shard-kbl:          NOTRUN -> [FAIL][56] ([fdo#108145] / [i915#265])
   [56]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl4/igt@kms_plane_alpha_blend@pipe-a-alpha-basic.html

  * igt@kms_plane_alpha_blend@pipe-b-alpha-transparent-fb:
    - shard-kbl:          NOTRUN -> [FAIL][57] ([i915#265])
   [57]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl3/igt@kms_plane_alpha_blend@pipe-b-alpha-transparent-fb.html

  * igt@kms_plane_alpha_blend@pipe-b-constant-alpha-max:
    - shard-apl:          NOTRUN -> [FAIL][58] ([fdo#108145] / [i915#265]) +2 similar issues
   [58]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl2/igt@kms_plane_alpha_blend@pipe-b-constant-alpha-max.html

  * igt@kms_plane_alpha_blend@pipe-b-constant-alpha-min:
    - shard-skl:          NOTRUN -> [FAIL][59] ([fdo#108145] / [i915#265])
   [59]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl6/igt@kms_plane_alpha_blend@pipe-b-constant-alpha-min.html

  * igt@kms_plane_alpha_blend@pipe-b-coverage-7efc:
    - shard-skl:          [PASS][60] -> [FAIL][61] ([fdo#108145] / [i915#265]) +1 similar issue
   [60]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl5/igt@kms_plane_alpha_blend@pipe-b-coverage-7efc.html
   [61]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl8/igt@kms_plane_alpha_blend@pipe-b-coverage-7efc.html

  * igt@kms_psr2_sf@overlay-plane-update-sf-dmg-area-3:
    - shard-apl:          NOTRUN -> [SKIP][62] ([fdo#109271] / [i915#658]) +3 similar issues
   [62]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl2/igt@kms_psr2_sf@overlay-plane-update-sf-dmg-area-3.html

  * igt@kms_psr2_sf@overlay-plane-update-sf-dmg-area-5:
    - shard-kbl:          NOTRUN -> [SKIP][63] ([fdo#109271] / [i915#658]) +1 similar issue
   [63]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl3/igt@kms_psr2_sf@overlay-plane-update-sf-dmg-area-5.html

  * igt@kms_psr2_sf@plane-move-sf-dmg-area-2:
    - shard-skl:          NOTRUN -> [SKIP][64] ([fdo#109271] / [i915#658]) +1 similar issue
   [64]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl4/igt@kms_psr2_sf@plane-move-sf-dmg-area-2.html

  * igt@kms_psr@psr2_cursor_mmap_cpu:
    - shard-iclb:         [PASS][65] -> [SKIP][66] ([fdo#109441]) +1 similar issue
   [65]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb2/igt@kms_psr@psr2_cursor_mmap_cpu.html
   [66]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb8/igt@kms_psr@psr2_cursor_mmap_cpu.html

  * igt@kms_vblank@pipe-d-ts-continuation-idle:
    - shard-apl:          NOTRUN -> [SKIP][67] ([fdo#109271]) +142 similar issues
   [67]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl7/igt@kms_vblank@pipe-d-ts-continuation-idle.html

  * igt@kms_writeback@writeback-invalid-parameters:
    - shard-kbl:          NOTRUN -> [SKIP][68] ([fdo#109271] / [i915#2437])
   [68]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl6/igt@kms_writeback@writeback-invalid-parameters.html
    - shard-apl:          NOTRUN -> [SKIP][69] ([fdo#109271] / [i915#2437])
   [69]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl8/igt@kms_writeback@writeback-invalid-parameters.html

  * igt@prime_vgem@coherency-gtt:
    - shard-tglb:         NOTRUN -> [SKIP][70] ([fdo#111656])
   [70]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb1/igt@prime_vgem@coherency-gtt.html

  * igt@sysfs_clients@fair-7:
    - shard-skl:          NOTRUN -> [SKIP][71] ([fdo#109271] / [i915#2994])
   [71]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl6/igt@sysfs_clients@fair-7.html

  * igt@sysfs_clients@sema-25:
    - shard-kbl:          NOTRUN -> [SKIP][72] ([fdo#109271] / [i915#2994]) +2 similar issues
   [72]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl6/igt@sysfs_clients@sema-25.html

  * igt@sysfs_clients@split-10:
    - shard-apl:          NOTRUN -> [SKIP][73] ([fdo#109271] / [i915#2994]) +1 similar issue
   [73]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl3/igt@sysfs_clients@split-10.html

  
#### Possible fixes ####

  * igt@drm_mm@all@insert_range:
    - shard-skl:          [INCOMPLETE][74] ([i915#2485]) -> [PASS][75]
   [74]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl8/igt@drm_mm@all@insert_range.html
   [75]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl1/igt@drm_mm@all@insert_range.html

  * igt@gem_exec_fair@basic-flow@rcs0:
    - shard-tglb:         [FAIL][76] ([i915#2842]) -> [PASS][77] +1 similar issue
   [76]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-tglb1/igt@gem_exec_fair@basic-flow@rcs0.html
   [77]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb1/igt@gem_exec_fair@basic-flow@rcs0.html

  * igt@gem_exec_fair@basic-none-share@rcs0:
    - shard-apl:          [SKIP][78] ([fdo#109271]) -> [PASS][79]
   [78]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-apl6/igt@gem_exec_fair@basic-none-share@rcs0.html
   [79]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl1/igt@gem_exec_fair@basic-none-share@rcs0.html

  * igt@gem_exec_fair@basic-pace@rcs0:
    - shard-kbl:          [SKIP][80] ([fdo#109271]) -> [PASS][81]
   [80]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl6/igt@gem_exec_fair@basic-pace@rcs0.html
   [81]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl6/igt@gem_exec_fair@basic-pace@rcs0.html

  * igt@gem_exec_fair@basic-pace@vcs1:
    - shard-kbl:          [FAIL][82] ([i915#2842]) -> [PASS][83]
   [82]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl6/igt@gem_exec_fair@basic-pace@vcs1.html
   [83]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl6/igt@gem_exec_fair@basic-pace@vcs1.html

  * igt@gem_exec_suspend@basic-s3:
    - shard-apl:          [DMESG-WARN][84] ([i915#180]) -> [PASS][85]
   [84]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-apl1/igt@gem_exec_suspend@basic-s3.html
   [85]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-apl7/igt@gem_exec_suspend@basic-s3.html

  * igt@gem_mmap_gtt@cpuset-big-copy-odd:
    - shard-iclb:         [FAIL][86] ([i915#307]) -> [PASS][87] +1 similar issue
   [86]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb7/igt@gem_mmap_gtt@cpuset-big-copy-odd.html
   [87]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb1/igt@gem_mmap_gtt@cpuset-big-copy-odd.html

  * igt@gem_mmap_gtt@medium-copy:
    - shard-skl:          [DMESG-WARN][88] ([i915#1982]) -> [PASS][89] +1 similar issue
   [88]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl10/igt@gem_mmap_gtt@medium-copy.html
   [89]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl5/igt@gem_mmap_gtt@medium-copy.html

  * igt@i915_pm_dc@dc6-psr:
    - shard-iclb:         [FAIL][90] ([i915#454]) -> [PASS][91]
   [90]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb4/igt@i915_pm_dc@dc6-psr.html
   [91]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb3/igt@i915_pm_dc@dc6-psr.html

  * igt@kms_async_flips@alternate-sync-async-flip:
    - shard-skl:          [FAIL][92] ([i915#2521]) -> [PASS][93]
   [92]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl2/igt@kms_async_flips@alternate-sync-async-flip.html
   [93]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl7/igt@kms_async_flips@alternate-sync-async-flip.html

  * igt@kms_cursor_crc@pipe-c-cursor-suspend:
    - shard-skl:          [INCOMPLETE][94] ([i915#300]) -> [PASS][95]
   [94]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl7/igt@kms_cursor_crc@pipe-c-cursor-suspend.html
   [95]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl6/igt@kms_cursor_crc@pipe-c-cursor-suspend.html

  * igt@kms_flip@dpms-off-confusion-interruptible@a-edp1:
    - shard-tglb:         [INCOMPLETE][96] -> [PASS][97] +1 similar issue
   [96]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-tglb6/igt@kms_flip@dpms-off-confusion-interruptible@a-edp1.html
   [97]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-tglb6/igt@kms_flip@dpms-off-confusion-interruptible@a-edp1.html

  * igt@kms_flip@flip-vs-suspend-interruptible@a-dp1:
    - shard-kbl:          [DMESG-WARN][98] ([i915#180]) -> [PASS][99] +3 similar issues
   [98]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl2/igt@kms_flip@flip-vs-suspend-interruptible@a-dp1.html
   [99]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl4/igt@kms_flip@flip-vs-suspend-interruptible@a-dp1.html

  * igt@kms_plane_alpha_blend@pipe-c-coverage-7efc:
    - shard-skl:          [FAIL][100] ([fdo#108145] / [i915#265]) -> [PASS][101] +1 similar issue
   [100]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl4/igt@kms_plane_alpha_blend@pipe-c-coverage-7efc.html
   [101]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl1/igt@kms_plane_alpha_blend@pipe-c-coverage-7efc.html

  * igt@kms_psr@psr2_primary_mmap_cpu:
    - shard-iclb:         [SKIP][102] ([fdo#109441]) -> [PASS][103] +2 similar issues
   [102]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb3/igt@kms_psr@psr2_primary_mmap_cpu.html
   [103]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb2/igt@kms_psr@psr2_primary_mmap_cpu.html

  * igt@kms_vblank@pipe-a-ts-continuation-suspend:
    - shard-kbl:          [DMESG-WARN][104] ([i915#180] / [i915#295]) -> [PASS][105]
   [104]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl7/igt@kms_vblank@pipe-a-ts-continuation-suspend.html
   [105]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl3/igt@kms_vblank@pipe-a-ts-continuation-suspend.html

  
#### Warnings ####

  * igt@i915_pm_dc@dc3co-vpb-simulation:
    - shard-iclb:         [SKIP][106] ([i915#588]) -> [SKIP][107] ([i915#658])
   [106]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb2/igt@i915_pm_dc@dc3co-vpb-simulation.html
   [107]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb6/igt@i915_pm_dc@dc3co-vpb-simulation.html

  * igt@i915_pm_rc6_residency@rc6-idle:
    - shard-iclb:         [WARN][108] ([i915#1804] / [i915#2684]) -> [WARN][109] ([i915#2684])
   [108]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb3/igt@i915_pm_rc6_residency@rc6-idle.html
   [109]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb2/igt@i915_pm_rc6_residency@rc6-idle.html

  * igt@kms_psr2_sf@overlay-primary-update-sf-dmg-area-2:
    - shard-iclb:         [SKIP][110] ([i915#658]) -> [SKIP][111] ([i915#2920]) +2 similar issues
   [110]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb3/igt@kms_psr2_sf@overlay-primary-update-sf-dmg-area-2.html
   [111]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb2/igt@kms_psr2_sf@overlay-primary-update-sf-dmg-area-2.html

  * igt@kms_psr2_sf@primary-plane-update-sf-dmg-area-2:
    - shard-iclb:         [SKIP][112] ([i915#2920]) -> [SKIP][113] ([i915#658])
   [112]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-iclb2/igt@kms_psr2_sf@primary-plane-update-sf-dmg-area-2.html
   [113]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-iclb7/igt@kms_psr2_sf@primary-plane-update-sf-dmg-area-2.html

  * igt@runner@aborted:
    - shard-kbl:          ([FAIL][114], [FAIL][115], [FAIL][116], [FAIL][117], [FAIL][118]) ([i915#180] / [i915#1814] / [i915#2505] / [i915#3002] / [i915#3363] / [i915#602]) -> ([FAIL][119], [FAIL][120], [FAIL][121], [FAIL][122], [FAIL][123], [FAIL][124], [FAIL][125]) ([i915#180] / [i915#1814] / [i915#2292] / [i915#3002] / [i915#3363] / [i915#602] / [i915#92])
   [114]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl7/igt@runner@aborted.html
   [115]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl6/igt@runner@aborted.html
   [116]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl7/igt@runner@aborted.html
   [117]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl2/igt@runner@aborted.html
   [118]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-kbl3/igt@runner@aborted.html
   [119]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl2/igt@runner@aborted.html
   [120]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl2/igt@runner@aborted.html
   [121]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl7/igt@runner@aborted.html
   [122]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl2/igt@runner@aborted.html
   [123]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl2/igt@runner@aborted.html
   [124]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl7/igt@runner@aborted.html
   [125]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-kbl1/igt@runner@aborted.html
    - shard-skl:          ([FAIL][126], [FAIL][127], [FAIL][128]) ([i915#2029] / [i915#3002] / [i915#3363]) -> ([FAIL][129], [FAIL][130]) ([i915#3002] / [i915#3363])
   [126]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl3/igt@runner@aborted.html
   [127]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl1/igt@runner@aborted.html
   [128]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10252/shard-skl2/igt@runner@aborted.html
   [129]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl7/igt@runner@aborted.html
   [130]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/shard-skl7/igt@runner@aborted.html

  
  [fdo#108145]: https://bugs.freedesktop.org/show_bug.cgi?id=108145
  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [fdo#109289]: https://bugs.freedesktop.org/show_bug.cgi?id=109289
  [fdo#109441]: https://bugs.freedesktop.org/show_bug.cgi?id=109441
  [fdo#111656]: https://bugs.freedesktop.org/show_bug.cgi?id=111656
  [fdo#111825]: https://bugs.freedesktop.org/show_bug.cgi?id=111825
  [fdo#111827]: https://bugs.freedesktop.org/show_bug.cgi?id=111827
  [fdo#112306]: https://bugs.freedesktop.org/show_bug.cgi?id=112306
  [i915#1099]: https://gitlab.freedesktop.org/drm/intel/issues/1099
  [i915#118]: https://gitlab.freedesktop.org/drm/intel/issues/118
  [i915#1188]: https://gitlab.freedesktop.org/drm/intel/issues/1188
  [i915#123]: https://gitlab.freedesktop.org/drm/intel/issues/123
  [i915#1319]: https://gitlab.freedesktop.org/drm/intel/issues/1319
  [i915#155]: https://gitlab.freedesktop.org/drm/intel/issues/155
  [i915#180]: https://gitlab.freedesktop.org/drm/intel/issues/180
  [i915#1804]: https://gitlab.freedesktop.org/drm/intel/issues/1804
  [i915#1814]: https://gitlab.freedesktop.org/drm/intel/issues/1814
  [i915#1982]: https://gitlab.freedesktop.org/drm/intel/issues/1982
  [i915#2029]: https://gitlab.freedesktop.org/drm/intel/issues/2029
  [i915#2105]: https://gitlab.freedesktop.org/drm/intel/issues/2105
  [i915#2122]: https://gitlab.freedesktop.org/drm/intel/issues/2122
  [i915#2292]: https://gitlab.freedesktop.org/drm/intel/issues/2292
  [i915#2346]: https://gitlab.freedesktop.org/drm/intel/issues/2346
  [i915#2437]: https://gitlab.freedesktop.org/drm/intel/issues/2437
  [i915#2485]: https://gitlab.freedesktop.org/drm/intel/issues/2485
  [i915#2505]: https://gitlab.freedesktop.org/drm/intel/issues/2505
  [i915#2521]: https://gitlab.freedesktop.org/drm/intel/issues/2521
  [i915#265]: https://gitlab.freedesktop.org/drm/intel/issues/265
  [i915#2684]: https://gitlab.freedesktop.org/drm/intel/issues/2684
  [i915#2842]: https://gitlab.freedesktop.org/drm/intel/issues/2842
  [i915#2920]: https://gitlab.freedesktop.org/drm/intel/issues/2920
  [i915#295]: https://gitlab.freedesktop.org/drm/intel/issues/295
  [i915#2994]: https://gitlab.freedesktop.org/drm/intel/issues/2994
  [i915#300]: https://gitlab.freedesktop.org/drm/intel/issues/300
  [i915#3002]: https://gitlab.freedesktop.org/drm/intel/issues/3002
  [i915#307]: https://gitlab.freedesktop.org/drm/intel/issues/307
  [i915#3116]: https://gitlab.freedesktop.org/drm/intel/issues/3116
  [i915#3296]: https://gitlab.freedesktop.org/drm/intel/issues/3296
  [i915#3297]: https://gitlab.freedesktop.org/drm/intel/issues/3297
  [i915#3363]: https://gitlab.freedesktop.org/drm/intel/issues/3363
  [i915#3444]: https://gitlab.freedesktop.org/drm/intel/issues/3444
  [i915#3633]: https://gitlab.freedesktop.org/drm/intel/issues/3633
  [i915#454]: https://gitlab.freedesktop.org/drm/intel/issues/454
  [i915#53]: https://gitlab.freedesktop.org/drm/intel/issues/53
  [i915#533]: https://gitlab.freedesktop.org/drm/intel/issues/533
  [i915#588]: https://gitlab.freedesktop.org/drm/intel/issues/588
  [i915#602]: https://gitlab.freedesktop.org/drm/intel/issues/602
  [i915#636]: https://gitlab.freedesktop.org/drm/intel/issues/636
  [i915#658]: https://gitlab.freedesktop.org/drm/intel/issues/658
  [i915#92]: https://gitlab.freedesktop.org/drm/intel/issues/92
  [i915#95]: https://gitlab.freedesktop.org/drm/intel/issues/95


Participating hosts (10 -> 10)
------------------------------

  No changes in participating hosts


Build changes
-------------

  * Linux: CI_DRM_10252 -> Patchwork_20418

  CI-20190529: 20190529
  CI_DRM_10252: b6c631d4b0b55b47b95763da2df57e40ba55f283 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_6113: 138a29e30277b1039e9934fca5c782dc1e7a9f99 @ https://gitlab.freedesktop.org/drm/igt-gpu-tools.git
  Patchwork_20418: 630f24c4d56c5151201d2be588308586ccfbff6c @ git://anongit.freedesktop.org/gfx-ci/linux
  piglit_4509: fdc5a4ca11124ab8413c7988896eec4c97336694 @ git://anongit.freedesktop.org/piglit

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_20418/index.html

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_______________________________________________
Intel-gfx mailing list
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https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 13+ messages in thread

end of thread, other threads:[~2021-06-21 15:04 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-06-21 11:41 [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Maarten Lankhorst
2021-06-21 11:41 ` [Intel-gfx] [PATCH 2/3] drm/i915: Use intel_context->pin_mutex only for context allocation Maarten Lankhorst
2021-06-21 11:41 ` [Intel-gfx] [PATCH 3/3] drm/i915: Remove intel_context->ops->(pre_pin/post_unpin) Maarten Lankhorst
2021-06-21 12:08 ` [Intel-gfx] [PATCH 1/3] drm/i915/gt: Do not allow setting ring size for legacy ring submission Tvrtko Ursulin
2021-06-21 12:49   ` Maarten Lankhorst
2021-06-21 12:52   ` Tvrtko Ursulin
2021-06-21 13:07     ` Maarten Lankhorst
2021-06-21 13:12       ` Tvrtko Ursulin
2021-06-21 13:20         ` Tvrtko Ursulin
2021-06-21 13:28           ` Maarten Lankhorst
2021-06-21 12:14 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/3] " Patchwork
2021-06-21 12:45 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-06-21 15:04 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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