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-rw-r--r--arch/um/drivers/line.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 5047490fc29..d741f35d7b3 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -362,19 +362,7 @@ static irqreturn_t line_write_interrupt(int irq, void *data)
if (tty == NULL)
return IRQ_NONE;
- if (test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags) &&
- (tty->ldisc.write_wakeup != NULL))
- (tty->ldisc.write_wakeup)(tty);
-
- /*
- * BLOCKING mode
- * In blocking mode, everything sleeps on tty->write_wait.
- * Sleeping in the console driver would break non-blocking
- * writes.
- */
-
- if (waitqueue_active(&tty->write_wait))
- wake_up_interruptible(&tty->write_wait);
+ tty_wakeup(tty);
return IRQ_HANDLED;
}