You can give a binary semaphore from ISR.

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

Question Posted / baazicha

Answer Posted / baazicha

Is This Answer Correct ?

2 Yes

11 No

Please Help Members By Posting Answers For Below Questions

Tell me about some of your hobby projects that you've written in your off time.

834

Why cannot arrays be passed by values to functions?

859

Please explain what is semaphore?

844

Why embedded system is useful?

901

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

773

Please write a program to show the functionality of power-save super loop?

778

Accessing fixed memory locations

847

How does inversion of control relate to dependency injection?

802

What software languages have you used to design, develop, and debug software application interfaces?

826

what is embedded system in a computer system?

964

How does combination of functions reduce memory reuirement in embedded system?

747

What are the differences between stateless and stateful systems, and impacts of state on parallelism.

836

What happens when recursive functions are declared inline?

898

Tell me why do we need virtual device drivers when we have physical device drivers?

883

What is interaction semantics used in embedded systems?

909