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33df8a7697
We cannot allow ourselves to wait on the GPU while holding any lock as we may need to reset the GPU. While there is not an explicit lock between the two operations, lockdep cannot detect the dependency. So let's tell lockdep about the wait/reset dependency with an explicit lockmap. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190612085246.16374-1-chris@chris-wilson.co.uk |
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| .. | ||
| intel_breadcrumbs.c | ||
| intel_context_types.h | ||
| intel_context.c | ||
| intel_context.h | ||
| intel_engine_cs.c | ||
| intel_engine_pm.c | ||
| intel_engine_pm.h | ||
| intel_engine_types.h | ||
| intel_engine.h | ||
| intel_gpu_commands.h | ||
| intel_gt_pm.c | ||
| intel_gt_pm.h | ||
| intel_hangcheck.c | ||
| intel_lrc_reg.h | ||
| intel_lrc.c | ||
| intel_lrc.h | ||
| intel_mocs.c | ||
| intel_mocs.h | ||
| intel_reset.c | ||
| intel_reset.h | ||
| intel_ringbuffer.c | ||
| intel_sseu.c | ||
| intel_sseu.h | ||
| intel_workarounds_types.h | ||
| intel_workarounds.c | ||
| intel_workarounds.h | ||
| Makefile | ||
| Makefile.header-test | ||
| mock_engine.c | ||
| mock_engine.h | ||
| selftest_engine_cs.c | ||
| selftest_hangcheck.c | ||
| selftest_lrc.c | ||
| selftest_reset.c | ||
| selftest_workarounds.c | ||