Real-time Ubuntu documentation explains how kernel locks protect critical regions from context switches or preemption, including on SMP systems. The Radar entry is dated June 10, 2026.
On June 10, 2026, Radar recorded a reference to Real-time Ubuntu documentation about kernel locks. According to the description, these locks protect critical regions from context switches or preemption, including on SMP systems. The topic helps explain how concurrency is handled in the kernel in real-time and multiprocessor environments.
For further study, consult the original Real-time Ubuntu documentation and confirm the context and version that apply to the system you are studying. The archived description does not detail lock types or implementation procedures, so none are assumed here.