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powerpc64: tell kernel when radix is not available

Description

powerpc64: tell kernel when radix is not available

If CAS detects that radix is not supported, set radix_mmu to 0
to avoid the kernel trying to use it and panic.

MFC after: 2 weeks
Sponsored by: Instituto de Pesquisas Eldorado (eldorado.org.br)

Details

Provenance
luporlAuthored on Oct 22 2021, 4:44 PM
Parents
rGd7acbe481d17: vm_page: Break reservations to handle noobj allocations
Branches
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