1
OPAL_UNREGISTER_DUMP_REGION
2
---------------------------
4
While OPAL_REGISTER_DUMP_REGION registers a region, OPAL_UNREGISTER_DUMP_REGION
5
will unregister a region by region ID.
7
OPAL_UNREGISTER_DUMP_REGION takes one argument: the region ID.
9
A host OS should check OPAL_UNREGISTER_DUMP_REGION is supported through a call to
12
If OPAL_UNREGISTER_DUMP_REGION is called on a system where the call is present but
13
unsupported, it will return OPAL_UNSUPPORTED.
16
Some skiboot versions incorrectly returned OPAL_SUCCESS in the case of
17
OPAL_UNREGISTER_DUMP_REGION being supported on a platform (so the call was present)
18
but the call being unsupported for some reason (e.g. on an IBM POWER7 machine).