HP-UX Reference (11i v3 07/02) - 2 System Calls (vol 5)

mpctl(2) mpctl(2)

[EINVAL] request is

MPC_GETNEXTSPU

or MPC_GETNEXTSPU_SYS

and spu identiﬁes the

last processor. Or request is

MPC_GETNEXTLDOM

or MPC_GETNEXTLDOM_SYS

and ldom identiﬁes the last locality domain.

[ESRCH] pid or lwpid identiﬁes a process or LWP that does not exist.

[EACCES] pid or lwpid identiﬁes a process or LWP that is not visible to the calling thread.

[EINVAL] request is to bind a process or an LWP to a processor or locality domain that is not in

the processor set of the speciﬁed process or LWP.

[EPERM] request is

MPC_SETPROCESS

, MPC_SETPROCESS_FORCE

,orMPC_SETLDOM ,

spu is not

MPC_SPUNOCHANGE

or MPC_LDOMNOCHANGE

, pid identiﬁes another

process, and the caller does not have the same effective user ID of the target process

or does not have the

PRIV_MPCTL privilege.

[EPERM] request is MPC_SETPROCESS_RR

, MPC_SETPROCESS_FILL

MPC_SETPROCESS_PACKED

, MPC_SETPROCESS_LEASTLOAD

MPC_SETPROCESS_RR_TREE

, MPC_SETPROCESS_FILL_TREE

,or

MPC_SETPROCESS_NONE

, pid identiﬁes another process, and the caller does not

have the same effective user ID of the target process, or does not have the

PRIV_MPCTL privilege.