[PATCH 11/11] [TEST][DEBUG] flush request poisoning

Robert Beckett bob.beckett at collabora.com
Wed Jun 22 20:02:30 UTC 2022


Signed-off-by: Robert Beckett <bob.beckett at collabora.com>
---
 drivers/gpu/drm/i915/i915_request.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
index 73d5195146b0..2cb2df845f9d 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -207,6 +207,7 @@ static void __i915_request_fill(struct i915_request *rq, u8 val)
 		head = 0;
 	}
 	memset(vaddr + head, val, rq->postfix - head);
+	drm_clflush_virt_range(vaddr + head, rq->postfix - head);
 }
 
 /**
-- 
2.25.1



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