Operating Systems

Using the module concept, implement a file named _clock in the directory /proc, for example /proc/michel-clock, i When function read() is called, the module should return the time of day in the second and microsecond for- mat. The result is returned as a string. $ sudo insmod michel_clock.ko $ ls -l /proc/michel.clock -rr--r-- 1 root root 0 Feb 26 16:42 /proc/michel_clock $ cat /proc/michel_clock 1488145467 sec 920381 usec Hint: Study the Linux kernel implementation of function gettimeofday, on The Linur Kernel Archives Using the module concept, implement a file named _clock in the directory /proc, for example /proc/michel-clock, i When function read() is called, the module should return the time of day in the second and microsecond for- mat. The result is returned as a string. $ sudo insmod michel_clock.ko $ ls -l /proc/michel.clock -rr--r-- 1 root root 0 Feb 26 16:42 /proc/michel_clock $ cat /proc/michel_clock 1488145467 sec 920381 usec Hint: Study the Linux kernel implementation of function gettimeofday, on The Linur Kernel Archives