On 19/06/17 08:37, Chris Wilson wrote:
If we enter i915_handle_error() a second time and a global reset is
already in progress, we can simply wait for completion of the first
reset. Currently we exit earlier prior to the actual reset being
performed -- the worst of both worlds!
v2: Plug into the existing reset_queue, and remember that kselftests is
playing games with I915_RESET_BACKOFF to prevent hangcheck from screwing
up.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
Cc: Michel Thierry <michel.thierry@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_irq.c | 23 +++++++++++------------
drivers/gpu/drm/i915/selftests/intel_hangcheck.c | 4 ++++
2 files changed, 15 insertions(+), 12 deletions(-)
Reviewed-by: Michel Thierry <michel.thierry@xxxxxxxxx>
And thanks for renaming i915_reset_and_wakeup, it looks better when
reset_engine is also there.
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