aging_tail 463 drivers/gpu/drm/i915/i915_perf.c u32 head, hw_tail, aged_tail, aging_tail; aging_tail 480 drivers/gpu/drm/i915/i915_perf.c aging_tail = stream->oa_buffer.tails[!aged_idx].offset; aging_tail 501 drivers/gpu/drm/i915/i915_perf.c if (aging_tail != INVALID_TAIL_PTR && aging_tail 508 drivers/gpu/drm/i915/i915_perf.c aged_tail = aging_tail; aging_tail 512 drivers/gpu/drm/i915/i915_perf.c aging_tail = INVALID_TAIL_PTR; aging_tail 523 drivers/gpu/drm/i915/i915_perf.c if (aging_tail == INVALID_TAIL_PTR && aging_tail 536 drivers/gpu/drm/i915/i915_perf.c aging_tail = hw_tail;