lgrp_children(3LGRP) Locality Group Library Functions lgrp_children(3LGRP)
NAME
lgrp_children - get children of given lgroup
SYNOPSIS
cc [ flag ... ] file... -llgrp [ library ... ]
#include <sys/lgrp_user.h>
int lgrp_children(lgrp_cookie_t cookie, lgrp_id_t parent, lgrp_id_t *lgrp_array, uint_t lgrp_array_size);
DESCRIPTION
The lgrp_children() function takes a cookie representing a snapshot of the lgroup hierarchy retrieved from lgrp_init(3LGRP) and returns the
number of lgroups that are children of the specified lgroup. If the lgrp_array and lgrp_array_size arguments are non-null, the array is
filled with as many of the children lgroup IDs as will fit, given the size of the array.
RETURN VALUES
- returns the number of child lgroup IDs. Otherwise, it returns -1 and sets errno to indicate the error.
ERRORS
The lgrp_children() function will fail if:
EINVAL The specified lgroup ID is not valid or the cookie is invalid.
ESRCH The specified lgroup ID was not found.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Evolving |
+-----------------------------+-----------------------------+
|MT-Level |MT-Safe |
+-----------------------------+-----------------------------+
SEE ALSO
lgrp_init(3LGRP), lgrp_nlgrps(3LGRP), lgrp_parents(3LGRP), liblgrp(3LIB), attributes(5)
SunOS 5.10 16 Apr 2003 lgrp_children(3LGRP)
