diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2010-11-04 16:20:21 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-16 12:50:18 -0800 |
| commit | 597c606f560cf7ef6029152fa7574bddbfb0252f (patch) | |
| tree | 0d0fcf0087de96cffea0853eac87fce048c6f00d | |
| parent | 23308ba54dcdb54481163bfb07dd8aeca76a7a2e (diff) | |
parisc: cleanup console handling
* use newly added for_each_console for iterating consoles
* add proper console locking
* do not initialize tmp twice
* no need to declare console_drivers, it's already done in console.h
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Acked-by: Kyle McMartin <kyle@mcmartin.ca>
Cc: Helge Deller <deller@gmx.de>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: linux-parisc@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | arch/parisc/kernel/pdc_cons.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index 66d1f17fdb94..11bdd68e5762 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -92,8 +92,6 @@ static int pdc_console_setup(struct console *co, char *options) static struct timer_list pdc_console_timer; -extern struct console * console_drivers; - static int pdc_console_tty_open(struct tty_struct *tty, struct file *filp) { @@ -169,11 +167,13 @@ static int __init pdc_console_tty_driver_init(void) * It is unregistered if the pdc console was not selected as the * primary console. */ - struct console *tmp = console_drivers; + struct console *tmp; - for (tmp = console_drivers; tmp; tmp = tmp->next) + acquire_console_sem(); + for_each_console(tmp) if (tmp == &pdc_cons) break; + release_console_sem(); if (!tmp) { printk(KERN_INFO "PDC console driver not registered anymore, not creating %s\n", pdc_cons.name); |