3 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h
index 3aed37314ab..e87c32a5c86 100644
--- a/include/linux/kbd_kern.h
+++ b/include/linux/kbd_kern.h
@@ -153,8 +153,10 @@ static inline void con_schedule_flip(struct tty_struct *t)
 {
 	unsigned long flags;
 	spin_lock_irqsave(&t->buf.lock, flags);
-	if (t->buf.tail != NULL)
+	if (t->buf.tail != NULL) {
 		t->buf.tail->active = 0;
+		t->buf.tail->commit = t->buf.tail->used;
+	}
 	spin_unlock_irqrestore(&t->buf.lock, flags);
 	schedule_work(&t->buf.work);
 }
diff --git a/include/linux/tty.h b/include/linux/tty.h
index a7bd3b4558d..f45cd74e6f2 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -58,6 +58,8 @@ struct tty_buffer {
 	int used;
 	int size;
 	int active;
+	int commit;
+	int read;
 	/* Data points here */
 	unsigned long data[0];
 };
diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h
index 82961eb1988..222faf97d5f 100644
--- a/include/linux/tty_flip.h
+++ b/include/linux/tty_flip.h
@@ -29,8 +29,10 @@ _INLINE_ void tty_schedule_flip(struct tty_struct *tty)
 {
 	unsigned long flags;
 	spin_lock_irqsave(&tty->buf.lock, flags);
-	if (tty->buf.tail != NULL)
+	if (tty->buf.tail != NULL) {
 		tty->buf.tail->active = 0;
+		tty->buf.tail->commit = tty->buf.tail->used;
+	}
 	spin_unlock_irqrestore(&tty->buf.lock, flags);
 	schedule_delayed_work(&tty->buf.work, 1);
 }