From da115c4ee29f589bb72ec2e86eb5e196b6bbcb41 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 12 Nov 2024 15:29:15 +0100 Subject: [PATCH] printk: add dummy printk_force_console_enter/exit helpers The newly added interface is broken when PRINTK is disabled: drivers/tty/sysrq.c: In function '__handle_sysrq': drivers/tty/sysrq.c:601:9: error: implicit declaration of function 'printk_force_console_enter' [-Wimplicit-function-declaration] 601 | printk_force_console_enter(); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/tty/sysrq.c:611:25: error: implicit declaration of function 'printk_force_console_exit' [-Wimplicit-function-declaration] 611 | printk_force_console_exit(); | ^~~~~~~~~~~~~~~~~~~~~~~~~ Add empty stub functions for both. Fixes: ed76c07c6885 ("printk: Introduce FORCE_CON flag") Signed-off-by: Arnd Bergmann Reviewed-by: Andy Shevchenko Reviewed-by: Marcos Paulo de Souza Tested-by: Marcos Paulo de Souza Link: https://lore.kernel.org/r/20241112142939.724093-1-arnd@kernel.org Signed-off-by: Petr Mladek --- include/linux/printk.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/linux/printk.h b/include/linux/printk.h index 232e5fd06701..4217a9f412b2 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -232,6 +232,14 @@ static inline void printk_deferred_exit(void) { } +static inline void printk_force_console_enter(void) +{ +} + +static inline void printk_force_console_exit(void) +{ +} + static inline int printk_ratelimit(void) { return 0;