From: jqdeng <Emily.Deng@amd.com>
Date: Thu, 30 Jul 2020 06:48:40 +0000 (+0800)
Subject: drm/amdgpu: Limit the error info print rate
X-Git-Tag: v5.10.7~1332^2~30^2~96
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8e1d88f948f33f2e34dbf13c3e9fc4228f1331af;p=platform%2Fkernel%2Flinux-rpi.git

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 10c0779..e84a6e0 100644
--- 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;
 	}