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copy_to_user
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
copy_to_user - Copy a block of data into user space.SYNOPSIS
- unsigned long copy_to_user(void __user * to, const void * from, unsigned long n);
ARGUMENTS
to
- Destination address, in user space.
from
- Source address, in kernel space.
n
- Number of bytes to copy.
CONTEXT
User context only. This function may sleep.
DESCRIPTION
Copy data from kernel space to user space.
Returns number of bytes that could not be copied. On success, this will be zero.
COPYRIGHT
Contenus ©2006-2024 Benjamin Poulain
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