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bhyve: limit max GPA to VM_MAXUSER_ADDRESS_LA48.

Description

bhyve: limit max GPA to VM_MAXUSER_ADDRESS_LA48.

We use 4-level EPT pages, correct the upper bound.

Reviewed by: grehan
Sponsored by: The FreeBSD Foundation
Differential revision: https://reviews.freebsd.org/D27402

Details

Provenance
kibAuthored on
Reviewer
grehan
Differential Revision
D27402: bhyve: limit max GPA to VM_MAXUSER_ADDRESS_LA48.
Parents
rS368142: bio aio: Destroy ephemeral mapping before unwiring page.
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