Error in creating /proc file

dear sir, i am actually trying to create a thread directory in which files will be created by the name of the thread id which will contain the basic information about the thread (similar to process concept of kernel) but i want to the detail steps about how the kernel implements its process

Error in creating /proc file

dear sir, i am actually trying to create a thread directory in which files will be created by the name of the thread id which will contain the basic information about the thread (similar to process concept of kernel) but i want to the detail steps about how the kernel implements its process