From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 16 May 2017 18:42:45 +0000 (+0200)
Subject: printk: Adjust system_state checks
X-Git-Tag: v4.13-rc1~205^2~40
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ff48cd26fc4889b9deb5f9333d3c61746e450b7f;p=karo-tx-linux.git

printk: Adjust system_state checks

To enable smp_processor_id() and might_sleep() debug checks earlier, it's
required to add system states between SYSTEM_BOOTING and SYSTEM_RUNNING.

Adjust the system_state check in boot_delay_msec() to handle the extra
states.

Tested-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20170516184736.027534895@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index a1aecf44ab07..32fac391ac2a 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1176,7 +1176,7 @@ static void boot_delay_msec(int level)
 	unsigned long long k;
 	unsigned long timeout;
 
-	if ((boot_delay == 0 || system_state != SYSTEM_BOOTING)
+	if ((boot_delay == 0 || system_state >= SYSTEM_RUNNING)
 		|| suppress_message_printing(level)) {
 		return;
 	}