[PATCH 2/2] drm/amdgpu: Limit the error info print rate

Emily.Deng Emily.Deng at amd.com
Tue Aug 18 09:41:44 UTC 2020


From: jqdeng <Emily.Deng at amd.com>

Use function printk_ratelimit to limit the print rate.

Signed-off-by: jqdeng <Emily.Deng at amd.com>
Change-Id: Ief05debe30d975cbcf88e473c9f486d70b5a202c
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index a94b3f862fc2..727b909b4b9e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1296,7 +1296,8 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 
 	r = amdgpu_cs_parser_init(&parser, data);
 	if (r) {
-		DRM_ERROR("Failed to initialize parser %d!\n", r);
+		if (printk_ratelimit())
+			DRM_ERROR("Failed to initialize parser %d!\n", r);
 		goto out;
 	}
 
-- 
2.25.1



More information about the amd-gfx mailing list