diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 9d7b7bf9ed14..78dc46864a10 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -391,12 +391,10 @@ intel_flush_status_page(struct intel_engine_cs *engine, int reg) } static inline u32 -intel_read_status_page(struct intel_engine_cs *engine, - int reg) +intel_read_status_page(struct intel_engine_cs *engine, int reg) { /* Ensure that the compiler doesn't optimize away the load. */ - barrier(); - return engine->status_page.page_addr[reg]; + return READ_ONCE(engine->status_page.page_addr[reg]); } static inline void |