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@xxxxxxxxxxxxxxxxxx>
Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
---
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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