imported patch blank-updates

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 8bce52f93c426b7e5453a9f4b80ea5f448f29c47..b955c137a55cfbdc982bd0f4b78bf14aa119129c 100644 (file)
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -231,7 +231,7 @@ enum {
 #ifdef VT_BUF_VRAM_ONLY
 #define DO_UPDATE(vc)  0
 #else
-#define DO_UPDATE(vc)  CON_IS_VISIBLE(vc)
+#define DO_UPDATE(vc)  (CON_IS_VISIBLE(vc) && !console_blanked)
 #endif
 
 static inline unsigned short *screenpos(struct vc_data *vc, int offset, int viewed)