From 60d5322ae3ab2a4c82c1579b37c34abb3b8222f0 Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Mon, 26 Aug 2019 12:17:38 +0200
Subject: schedule dirty worker on local core

---
 drivers/gpu/drm/drm_fb_helper.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index a7ba5b4902d6..9abc950cfae2 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -34,6 +34,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/slab.h>
+#include <linux/smp.h>
 #include <linux/sysrq.h>
 #include <linux/vmalloc.h>
 
@@ -642,7 +643,7 @@ static void drm_fb_helper_dirty(struct fb_info *info, u32 x, u32 y,
 	clip->y2 = max_t(u32, clip->y2, y + height);
 	spin_unlock_irqrestore(&helper->dirty_lock, flags);
 
-	schedule_work(&helper->dirty_work);
+	schedule_work_on(smp_processor_id(), &helper->dirty_work);
 }
 
 /**
-- 
2.22.0