[PATCH v2] panic: setup panic_timeout early

[Felipe Contreras]

Otherwise we might not reboot when the user needs it the most (early
on).

Signed-off-by: Felipe Contreras <felipe.contreras@xxxxxxxxx>
---

This time using kstrtol() instead of get_option().

Interdiff:

diff --git a/kernel/panic.c b/kernel/panic.c
index 46e37ff..d865263 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -470,12 +470,14 @@ EXPORT_SYMBOL(__stack_chk_fail);
 
 core_param(pause_on_oops, pause_on_oops, int, 0644);
 
-static int __init set_panic_timeout(char *str)
+static int __init set_panic_timeout(char *val)
 {
-	int timeout;
+	long timeout;
+	int ret;
 
-	if (!get_option(&str, &timeout))
-		return -EINVAL;
+	ret = kstrtol(val, 0, &timeout);
+	if (ret < 0)
+		return ret;
 
 	panic_timeout = timeout;
 	return 0;

 kernel/panic.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/kernel/panic.c b/kernel/panic.c
index b6c482c..d865263 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -468,9 +468,23 @@ EXPORT_SYMBOL(__stack_chk_fail);
 
 #endif
 
-core_param(panic, panic_timeout, int, 0644);
 core_param(pause_on_oops, pause_on_oops, int, 0644);
 
+static int __init set_panic_timeout(char *val)
+{
+	long timeout;
+	int ret;
+
+	ret = kstrtol(val, 0, &timeout);
+	if (ret < 0)
+		return ret;
+
+	panic_timeout = timeout;
+	return 0;
+}
+
+early_param("panic_timeout", set_panic_timeout);
+
 static int __init oops_setup(char *s)
 {
 	if (!s)
-- 
1.8.4.2+fc1

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