From: John Ogness Date: Tue, 27 Aug 2024 14:19:31 +0000 (+0206) Subject: printk: nbcon: Use raw_cpu_ptr() instead of open coding X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=d33d5e683b0d3b4f5fc6a49ce17583f8ca663944;p=users%2Fjedix%2Flinux-maple.git printk: nbcon: Use raw_cpu_ptr() instead of open coding There is no need to open code a non-migration-checking this_cpu_ptr(). That is exactly what raw_cpu_ptr() is. Signed-off-by: John Ogness Reviewed-by: Petr Mladek Link: https://lore.kernel.org/r/87plpum4jw.fsf@jogness.linutronix.de Signed-off-by: Petr Mladek --- diff --git a/kernel/printk/nbcon.c b/kernel/printk/nbcon.c index 92ac5c5909271..cf62f675c6734 100644 --- a/kernel/printk/nbcon.c +++ b/kernel/printk/nbcon.c @@ -998,8 +998,7 @@ static __ref unsigned int *nbcon_get_cpu_emergency_nesting(void) if (!printk_percpu_data_ready()) return &early_nbcon_pcpu_emergency_nesting; - /* Open code this_cpu_ptr() without checking migration. */ - return per_cpu_ptr(&nbcon_pcpu_emergency_nesting, raw_smp_processor_id()); + return raw_cpu_ptr(&nbcon_pcpu_emergency_nesting); } /**