MINCORE(2) OpenBSD Programmer's Manual MINCORE(2)NAMEmincore - determine residency of memory pages
SYNOPSIS
#include <sys/types.h>
#include <sys/mman.h>
int
mincore(void *addr, size_t len, char *vec);
DESCRIPTION
The mincore() system call allows a process to obtain information about
whether pages are core resident. Here the current core residency of the
pages is returned in the character array vec, with a value of 1 meaning
that the page is in-core.
RETURN VALUES
Upon successful completion, a value of 0 is returned. Otherwise, a value
of -1 is returned and errno is set to indicate the error.
SEE ALSOmadvise(2), minherit(2), mlock(2), mprotect(2), msync(2), munmap(2)HISTORY
The mincore() function first appeared in 4.4BSD.
OpenBSD 4.9 May 31, 2007 OpenBSD 4.9