Name
clear_user —
Zero a block of memory in user space.
Synopsis
unsigned long clear_user ( | void __user * to, |
| | unsigned long n); |
Arguments
void __user * to
Destination address, in user space.
unsigned long n
Number of bytes to zero.
Description
Zero a block of memory in user space.
Returns number of bytes that could not be cleared.
On success, this will be zero.