drm/amdgpu: Limit the error info print rate

Use function printk_ratelimit to limit the print rate.

Signed-off-by: jqdeng <Emily.Deng@amd.com>
Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 10c0779aba7317884df3e86c6ac5eb92ef229766..e84a6e0bc78444b3c4aea39d5ec3c06f54c0dce1 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1305,7 +1305,8 @@ 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;
        }