On (23/04/26 17:24), Michal Hocko wrote: > No objection from me but is it possible that more printk calls (one per > line with this change correct?) would add a contention on the printk > path? It probably will have opposite effect: console->write of longer lines keep local IRQs disabled longer and keep console_waiter printk spinning (in console_trylock_spinning()) longer.
