Hi.. > Can any one tell me the detailed processing of read/write operation. Please > send me some document if possible it would take large space if we explain it via e-mail. Better download Linux device driver 3rd edition from http://lwn.net/Kernel/LDD3/ and read the related chapters from those PDFs regards, Mulyadi. -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ