linux-kernel - [PATCH] tty/sysrq: Export sysrq

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Message-Id: <20200401143904.423450-1-dima@arista.com>
Date:   Wed,  1 Apr 2020 15:39:04 +0100
From:   Dmitry Safonov <dima@...sta.com>
To:     linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Dmitry Safonov <0x7f454c46@...il.com>,
        Dmitry Safonov <dima@...sta.com>,
        "kernelci.org bot" <bot@...nelci.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Jiri Slaby <jslaby@...e.com>
Subject: [PATCH] tty/sysrq: Export sysrq_mask()

Build fix for serial_core being module:
  ERROR: modpost: "sysrq_mask" [drivers/tty/serial/serial_core.ko] undefined!

Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Jiri Slaby <jslaby@...e.com>
Reported-by: "kernelci.org bot" <bot@...nelci.org>
Reported-by: Michael Ellerman <mpe@...erman.id.au>
Signed-off-by: Dmitry Safonov <dima@...sta.com>
---
 drivers/tty/sysrq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 5e0d0813da55..a0760bcd7a97 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -74,6 +74,7 @@ int sysrq_mask(void)
 		return 1;
 	return sysrq_enabled;
 }
+EXPORT_SYMBOL_GPL(sysrq_mask);
 
 /*
  * A value of 1 means 'all', other nonzero values are an op mask:
-- 
2.25.1