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Kernel and Subsystems Technical Reference, Volume 2

SOL_CHECK_PRID (Check Processor ID) sol_ioctl Serial Optical Link Device Handler Operation

Purpose

Checks whether a processor ID is connected to the Serial Optical Link (SOL) subsystem.

Description

The SOL_CHECK_PRID operation returns a 0 if the specified processor ID is connected to the SOL subsystem. For this operation, the arg parameter is the processor ID to check.

Execution Environment

The SOL_CHECK_PRID operation can be called from the process environment only.

Return Values

EINVAL Indicates a parameter is not valid.
ENOCONNECT Indicates the processor ID is not connected to the SOL subsystem.
ENODEV Indicates a minor number was specified that is not valid.

Implementation Specifics

The SOL_CHECK_PRID operation functions with a Serial Link Adapter and Serial Optical Channel Converter that have been correctly configured for use on a qualified network. Consult hardware specifications for more information on configuring hardware and network qualifications.

Related Information

The sol_ioctl entry point.


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