Answer / chandra

Hi,
I THINK mute x one problem are there its buy waiting or
spin lock semaphore are avoid this problem

Answer / alka

mutex only ranges from 0 to 1.it is binary

semaphore is 2 types
binary
counnting
binary is like utex
counting can handle multiple threads at a time, no range
limit
so meanwhile it is not recommended

if root user forget the password how to change it?

4 Answers   Wipro,

---

what are the backup utilites on red hat linux 4.0?

4 Answers   Wipro,

---

What does exec family return?

1 Answers  

---

what are different ways the context switch happens from user to kernel space or vice-versa ?

0 Answers   Alcatel,

---

linux system its not booting up its showing groub error what i need to do?

4 Answers   Wipro,

---

---

if one of the critical section code (linked list) is under ISR & another one in kernel thread ? How you will synchronize for this critical section code ?

4 Answers   NetApp,

---

why the kernel panic error was appering?

13 Answers   Air2Web, Allianz,

---

diff b/w spinlock, seamaphores and mutex and where to use it.

2 Answers   Intel,

---

what happens when we do insmod & rmmod in Linux Device Drivers ?

2 Answers  

---

What is the Diffrent between Redhat linux And suse linux

2 Answers   Wipro,

---

I would like to know whether Simado and Setu products are they EPBX or not ?

0 Answers   IBM,

---

what are Softirq's and how many major numbers be allocated in the linux kernel(2.4) ?

1 Answers  

---