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-rw-r--r--include/linux/serial_8250.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index a27ef5f56431..791a6be0e394 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -134,6 +134,10 @@ struct uart_8250_port {
void (*dl_write)(struct uart_8250_port *, int);
struct uart_8250_em485 *em485;
+
+ /* Serial port overrun backoff */
+ struct delayed_work overrun_backoff;
+ u32 overrun_backoff_time_ms;
};
static inline struct uart_8250_port *up_to_u8250p(struct uart_port *up)