mbox series

[0/3] Flush G2H handler during a GT reset

Message ID 20220121043118.24886-1-matthew.brost@intel.com (mailing list archive)
Headers show
Series Flush G2H handler during a GT reset | expand

Message

Matthew Brost Jan. 21, 2022, 4:31 a.m. UTC 
After a small fix to error capture code, we now can flush G2H during a
GT reset which simplifies code and seals some extreme corner case races. 

v2:
 (CI)
  - Don't trigger GT reset from G2H handler
v3:
  - Address John Harrison's comments
v4:
  - Address John Harrison's comments

Signed-off-by: Matthew Brost <matthew.brost@intel.com>


Matthew Brost (3):
  drm/i915: Allocate intel_engine_coredump_alloc with ALLOW_FAIL
  drm/i915/guc: Add work queue to trigger a GT reset
  drm/i915/guc: Flush G2H handler during a GT reset

 drivers/gpu/drm/i915/gt/uc/intel_guc.h        |  9 +++
 .../gpu/drm/i915/gt/uc/intel_guc_submission.c | 55 ++++++++++++-------
 drivers/gpu/drm/i915/i915_gpu_error.c         |  2 +-
 3 files changed, 44 insertions(+), 22 deletions(-)