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lgrp_root(3lgrp)

Locality Group Library Functions                              lgrp_root(3LGRP)



NAME
       lgrp_root - return root lgroup ID

SYNOPSIS
       cc [ flag ... ] file... -llgrp [ library ... ]
       #include <sys/lgrp_user.h>

       lgrp_id_t lgrp_root(lgrp_cookie_t cookie);

DESCRIPTION
       The lgrp_root() function returns the root lgroup ID.

RETURN VALUES
       Upon  successful  completion,  lgrp_root() returns the lgroup ID of the
       root lgroup. Otherwise, it returns −1 and sets errno  to  indicate  the
       error.

ERRORS
       The lgrp_root() function will fail if:

       EINVAL    The cookie is NULL.


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       tab()  box; cw(2.75i) |cw(2.75i) lw(2.75i) |lw(2.75i) ATTRIBUTE TYPEAT‐
       TRIBUTE VALUE _ Interface StabilityCommitted _ MT-LevelMT-Safe


SEE ALSO
       lgrp_children(3LGRP), lgrp_init(3LGRP),  lgrp_nlgrps(3LGRP),  lgrp_par‐
       ents(3LGRP), liblgrp(3LIB), attributes(7)



Oracle Solaris 11.4               18 Jun 2012                 lgrp_root(3LGRP)
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