- access_ok —
Checks if a user space pointer is valid
- get_user —
Get a simple variable from user space.
- put_user —
Write a simple value into user space.
- __get_user —
Get a simple variable from user space, with less checking.
- __put_user —
Write a simple value into user space, with less checking.
- __copy_to_user —
Copy a block of data into user space, with less checking.
- __copy_from_user —
Copy a block of data from user space, with less checking.
- strlen_user —
Get the size of a string in user space.
- __strncpy_from_user —
Copy a NUL terminated string from userspace, with less checking.
- strncpy_from_user —
Copy a NUL terminated string from userspace.
- clear_user —
Zero a block of memory in user space.
- __clear_user —
Zero a block of memory in user space, with less checking.
- strnlen_user —
Get the size of a string in user space.
- copy_to_user —
Copy a block of data into user space.
- copy_from_user —
Copy a block of data from user space.