spinlock with irq saved is the best choice in interrupt handler.

Can we use semaphore or mutex or spin lock in interrupt
context in linux kernel ?

Question Posted / jagannath

Answer Posted / jagannath

spinlock with irq saved is the best choice in interrupt
handler.

Is This Answer Correct ?

5 Yes

2 No

Please Help Members By Posting Answers For Below Questions

What is the need for an infinite loop in embedded systems?

809

What are the rules followed by mutexes?

889

What is continuous integration? Have you used it and why is it important?

770

Explain what is the difference between mutexes and semaphores?

772

Describe a time when you collaborated with designers and engineers to deploy a new product. What was your role?

773

Why is it better to use multi-threading polling instead of a single threading model?

1004

What buses are used for communication in embedded system?

795

What is the significance of watchdog timer in es?

792

How might a task-based model differ from a threaded model?

767

What are the different types of system involved in embedded system?

894

What are real-time embedded systems?

787

What is your experience with qa engineering?

783

What are recursive functions? Can we make them in line?

784

What is inversion of control? How does that relate to dependency injection?

833

What is the purpose of a watchdog timer?

881