Re: [PATCH 6/9] serial: doc: .break_ctl() is called with port->mutex() held
From: Peter Hurley <hidden>
Date: 2016-03-16 16:46:12
On 03/14/2016 08:16 AM, Geert Uytterhoeven wrote:
quoted hunk ↗ jump to hunk
Note that mutex_lock() should not be called with interrupts disabled. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- Documentation/serial/driver | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)diff --git a/Documentation/serial/driver b/Documentation/serial/driver index 3b08df5bcc17e944..09e73e061fcf795c 100644 --- 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
^^^^^^^ And remove this line as well.
startup(port)