hi Gabor, let me explain you what exactly i want. i want to read and write to /proc entry file that i created in /proc after Praveen help me how to create proc entry.My questio whether i can use read and write and open funcion calls on /proc entry to update its contents if not can you tell me how can i acheive it? regards, parag. On Tue, 27 Apr 2004 Gabor Fekete wrote : >Hi > >On Monday 26 April 2004 16.54, bunty wrote: > > 2)what is the use of read_write.c file in fs directory of kernel > > source? the file contains sys_read, sys_write. why there is no function > > that will read a user space file and write to it. > >what do you mean by "user space file"? >actually these two functions read from and write to files. >They are system calls, called by write() and read() from user space. > >feketga > > >-- >Kernelnewbies: Help each other learn about the Linux kernel. >Archive: http://mail.nl.linux.org/kernelnewbies/ >FAQ: http://kernelnewbies.org/faq/ >