K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2018-03-20T17:43:50.434177Z
K 7
svn:log
V 453
Provide KPI for handling of rw/ro kernel text.

This is a pure syntax patch to create an interface to enable and later
restore write access to the kernel text and other read-only mapped
regions.  It is in line with e.g. vm_fault_disable_pagefaults() by
allowing the nesting.

Discussed with:	Peter Lei <peter.lei@ieee.org>
Reviewed by:	jtl
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D14768

END