today i have done initialising the driver in device driver then i faced a problem in that. in the init_module ,i had not returnned the value beacuse of this on inserting using insmod it will be hanged and the kernel … Continue reading →

sigpending(sigset_t *set); sigpending examines that the signals are blocked or pending. it returns the set of signals  that are pending for delivery to the calling process  i.e.  the siganls while have been raised while blocked. This set of signals are … Continue reading →