Re: [rt-devel:linux-5.16.y-rt-rebase 8/132] kernel/printk/printk.c:2628:2: error: implicit declaration of function 'boot_delay_msec'

[Sebastian Andrzej Siewior <bigeasy@linutronix.de>]

On 2022-01-22 09:13:20 [+0800], kernel test robot wrote:
…
>    kernel/printk/printk.c: In function 'console_emit_next_record':
> >> kernel/printk/printk.c:2628:2: error: implicit declaration of function 'boot_delay_msec' [-Werror=implicit-function-declaration]
>     2628 |  boot_delay_msec(r.info->level);
>          |  ^~~~~~~~~~~~~~~
> >> kernel/printk/printk.c:2629:2: error: implicit declaration of function 'printk_delay'; did you mean 'print_dev_t'? [-Werror=implicit-function-declaration]
>     2629 |  printk_delay();
>          |  ^~~~~~~~~~~~
>          |  print_dev_t
>    cc1: some warnings being treated as errors

I'm going to fold this in:

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 60c351afe7aa0..ae0cccf66b3cb 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -2265,6 +2265,8 @@ static void console_lock_spinning_enable(void) { }
 static int console_lock_spinning_disable_and_check(void) { return 0; }
 static void call_console_driver(struct console *con, const char *text, size_t len) {}
 static bool suppress_message_printing(int level) { return false; }
+static inline void boot_delay_msec(int level) { }
+static inline void printk_delay(void) { }
 
 #endif /* CONFIG_PRINTK */
 
Sebastian