* Re: [PATCH] sysrq : restore console_loglevel back to orig_log_level
[not found] ` <554AD035.4040400@windriver.com>
@ 2015-05-07 2:48 ` tyeon
0 siblings, 0 replies; only message in thread
From: tyeon @ 2015-05-07 2:48 UTC (permalink / raw)
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>; Jiri Slaby
Cc: linux-kernel@vger.kernel.org, tomyeon750415lkml
if check_mask is true and sysrq_on_maks returns false,
then, the code go through the 'else' statement.
if (!check_mask || sysrq_on_maks(..)) {
...
} else {
pr_cont("This sysrq operation is disabled.\n");
}
...
So, console_loglevel remains CONSOLE_LOGLEVEL_DEFAULT
Signed-off-by: Tom(JeHyeon) Yeon <tom.yeon@windriver.com>
---
drivers/tty/sysrq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 259a4d5..68d5295 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -537,6 +537,7 @@ void __handle_sysrq(int key, bool check_mask)
op_p->handler(key);
} else {
pr_cont("This sysrq operation is disabled.\n");
+ console_loglevel = orig_log_level;
}
} else {
pr_cont("HELP : ");
--
1.7.9.5
sorry to bother you.
> if check_mask is true and sysrq_on_maks returns false,
> then, the code go through the 'else' statement.
> if (!check_mask || sysrq_on_maks(..)) {
> ...
> } else {
> pr_cont("This sysrq operation is disabled.\n");
> }
> ...
> So, console_loglevel remains CONSOLE_LOGLEVEL_DEFAULT
>
> Signed-off-by: Tom(JeHyeon) Yeon <tom.yeon@windriver.com>
> ---
> drivers/tty/sysrq.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
> index 259a4d5..68d5295 100644
> --- a/drivers/tty/sysrq.c
> +++ b/drivers/tty/sysrq.c
> @@ -537,6 +537,7 @@ void __handle_sysrq(int key, bool check_mask)
> op_p->handler(key);
> } else {
> pr_cont("This sysrq operation is disabled.\n");
> + console_loglevel = orig_log_level;
> }
> } else {
> pr_cont("HELP : ");
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[not found] ` <554AD035.4040400@windriver.com>
2015-05-07 2:48 ` [PATCH] sysrq : restore console_loglevel back to orig_log_level tyeon
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