Printk Changes Submitted For Linux 6.12 Finish NBCON Console Preparations

Ahead of the Linux 6.12 kernel merge window opening on Monday, the printk updates were submitted in advance given the Linux Kernel Maintainer Summit also taking place next week in Vienna. Notable with the printk updates is finishing up the NBCON console work that is notable as the last major blocker before real-time (PREEMPT_RT) support can be finally mainlined...