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RISC-V ISA does not specify how to manage physical memory attributes (PMA).

Description

RISC-V ISA does not specify how to manage physical memory attributes (PMA).
So do nothing in pmap_page_set_memattr() and don't panic.

Reviewed by: markj
Sponsored by: DARPA, AFRL
Differential Revision: https://reviews.freebsd.org/D20209

Details

Provenance
brAuthored on
Reviewer
markj
Differential Revision
D20209: RISC-V PMAP: Ignore setting physical memory attributes
Parents
rS347426: Try to unbreak the build after r347425.
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