1lgrp_root(3LGRP) Locality Group Library Functions lgrp_root(3LGRP)
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6 lgrp_root - return root lgroup ID
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9 cc [ flag ... ] file... -llgrp [ library ... ]
10 #include <sys/lgrp_user.h>
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12 lgrp_id_t lgrp_root(lgrp_cookie_t cookie);
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16 The lgrp_root() function returns the root lgroup ID.
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19 Upon successful completion, lgrp_root() returns the lgroup ID of the
20 root lgroup. Otherwise, it returns −1 and sets errno to indicate the
21 error.
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24 The lgrp_root() function will fail if:
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26 EINVAL The cookie is not valid.
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30 See attributes(5) for descriptions of the following attributes:
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35 ┌─────────────────────────────┬─────────────────────────────┐
36 │ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
37 ├─────────────────────────────┼─────────────────────────────┤
38 │Interface Stability │Committed │
39 ├─────────────────────────────┼─────────────────────────────┤
40 │MT-Level │MT-Safe │
41 └─────────────────────────────┴─────────────────────────────┘
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44 lgrp_children(3LGRP), lgrp_init(3LGRP), lgrp_nlgrps(3LGRP), lgrp_par‐
45 ents(3LGRP), liblgrp(3LIB), attributes(5)
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49SunOS 5.11 31 Jan 2008 lgrp_root(3LGRP)