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* [PATCH] drm/i915/execlists: Move the GEM_BUG_ON context matches CSB later
@ 2018-02-21 15:23 Chris Wilson
  2018-02-21 16:06 ` ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Chris Wilson @ 2018-02-21 15:23 UTC (permalink / raw)
  To: intel-gfx

Print out the current request/context before doing the GEM_BUG_ON, so
that we can inspect the values in the ftrace.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_lrc.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 9b6d781b22ec..2ad55c1ffd54 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -872,14 +872,15 @@ static void execlists_submission_tasklet(unsigned long data)
 			GEM_BUG_ON(!execlists_is_active(execlists,
 							EXECLISTS_ACTIVE_USER));
 
-			/* Check the context/desc id for this event matches */
-			GEM_DEBUG_BUG_ON(buf[2 * head + 1] != port->context_id);
-
 			rq = port_unpack(port, &count);
 			GEM_TRACE("%s out[0]: ctx=%d.%d, seqno=%x\n",
 				  engine->name,
 				  port->context_id, count,
 				  rq ? rq->global_seqno : 0);
+
+			/* Check the context/desc id for this event matches */
+			GEM_DEBUG_BUG_ON(buf[2 * head + 1] != port->context_id);
+
 			GEM_BUG_ON(count == 0);
 			if (--count == 0) {
 				GEM_BUG_ON(status & GEN8_CTX_STATUS_PREEMPTED);
-- 
2.16.1

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^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2018-02-22  9:09 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-02-21 15:23 [PATCH] drm/i915/execlists: Move the GEM_BUG_ON context matches CSB later Chris Wilson
2018-02-21 16:06 ` ✓ Fi.CI.BAT: success for " Patchwork
2018-02-21 20:19 ` ✗ Fi.CI.IGT: failure " Patchwork
2018-02-22  8:51 ` [PATCH] " Mika Kuoppala
2018-02-22  9:09   ` Chris Wilson

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