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Clarify that vm_map_protect cannot upgrade max_protection

Description

Clarify that vm_map_protect cannot upgrade max_protection

It's implied by the man page's RETURN VALUES section, but be explicit in
the description that vm_map_protect can not set new protection bits that
are already in each entry's max_protection.

Reviewed by: brooks
MFC After: 1 week
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D20709

Details

Committed
emasteJun 20 2019, 6:19 PM
Reviewer
brooks
Differential Revision
D20709: Clarify that vm_map_protect cannot upgrade max_protection
Parents
rS349238: fusefs: implement VOP_BMAP
Branches
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Tags
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