_POSIX_MEMLOCK_RANGE

POSIX Range Memory Locking option. More...

Functions
int	mlock (const void *addr, size_t len)
	Lock a range of the calling process's address space into memory.
int	munlock (const void *addr, size_t len)
	Unlock a range of the calling process's address space.

Detailed Description

POSIX Range Memory Locking option.

Function Documentation

mlock()

int mlock	(	const void *	addr,
		size_t	len
	)

Lock a range of the calling process's address space into memory.

Parameters

addr	Base address of the region to lock.
len	Length of the region in bytes.

Returns

0 on success, or -1 with errno set on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/mlock.html

munlock()

int munlock	(	const void *	addr,
		size_t	len
	)

Unlock a range of the calling process's address space.

Parameters

addr	Base address of the region to unlock.
len	Length of the region in bytes.

Returns

0 on success, or -1 with errno set on failure.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/munlock.html