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printk: Export is_console_locked 

This is a preparation patch for adding a number of WARN_CONSOLE_UNLOCKED()
calls to the fbcon code, which may be built as a module (event though
usually it is not).

Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Acked-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Petr Mladek <pmladek@suse.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
hifive-unleashed-5.1
Hans de Goede 2018-06-28 15:20:27 +02:00 committed by Bartlomiej Zolnierkiewicz
parent 7daf201d7f
commit d48de54a9d
1 changed files with 1 additions and 0 deletions
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kernel/printk/printk.c
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@ -2243,6 +2243,7 @@ int is_console_locked(void)
{
return console_locked;
}
EXPORT_SYMBOL(is_console_locked);
/*
* Check if we have any console that is capable of printing while cpu is