Warning Message:
pciehp: Both _OSC and OSHP methods do not exist
is benign.
This message is issued when the pciehp driver is loaded. _OSC and OSHP are ACPI methods related to hot-plugging that are not used by the Sun Blade X8400, X8420, and X8440 Server Modules. The system message that refers to this is benign.
The native PCIe hot-plug subsystem assumes the existence of the _OSC and OSHP hot-plug ACPI methods. Upon not finding these methods, it prints this message:
pciehp: Both _OSC and OSHP methods do not exist
Impacted OS: RHEL AS 4-U3; RHEL AS 4-U4; SLES9-SP3
Impacted Hardware: All server modules (X8400, X8420, X8440)