Understanding mutual exclusion: not all mutexes are created equal - (PPT)

摘要

The need to react timely to both aperiodic and periodic external events has lead, over the last 30 years, td the accepted use of Real-Time Operating Systems (RTOS) A RTOS simulates concurrency by running multiple units of execution (UoE) in a single software program. A UoE may be referred to as either a task or thread. In this paper we shall prefer the term task (though thread may creep in).