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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 16 Feb 2019 09:02:00 +0100
Subject: [PATCH] serial: 8250: export symbols which are used by symbols
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/older/patches-5.4.13-rt7.tar.xz
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
drivers/tty/serial/8250/8250_port.c | 2 ++
kernel/printk/printk.c | 1 +
2 files changed, 3 insertions(+)
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -2025,6 +2025,7 @@ void clear_ier(struct uart_8250_port *up
}
console_atomic_unlock(flags);
}
+EXPORT_SYMBOL_GPL(clear_ier);
void restore_ier(struct uart_8250_port *up)
{
@@ -2036,6 +2037,7 @@ void restore_ier(struct uart_8250_port *
serial_port_out(port, UART_IER, atomic_read(&ier_value));
console_atomic_unlock(flags);
}
+EXPORT_SYMBOL_GPL(restore_ier);
#ifdef CONFIG_CONSOLE_POLL
/*
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -2257,6 +2257,7 @@ int is_console_locked(void)
{
return console_locked;
}
+EXPORT_SYMBOL(is_console_locked);
/**
* console_unlock - unlock the console system
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