serial: doc: .break_ctl() is called with port->mutex() held

Note that mutex_lock() should not be called with interrupts disabled. Signed-off-by: Geert Uytterhoeven <[email protected]> Signed-off-by: Jonathan Corbet <[email protected]>
opendata26 · Mar 31, 2016 · fbe3128 · fbe3128
1 parent 0adc301
commit fbe3128
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/Documentation/serial/driver b/Documentation/serial/driver
@@ -177,8 +177,7 @@ hardware.
 	should be terminated when another call is made with a zero
 	ctl.
 
-	Locking: none.
-	Interrupts: caller dependent.
+	Locking: caller holds port->mutex
 	This call must not sleep
 
   startup(port)