K 10
svn:author
V 6
emaste
K 8
svn:date
V 27
2019-02-06T19:22:15.406110Z
K 7
svn:log
V 201
riscv: default to non-executable stack

There's no need to worry about potential backwards compatibility issues
in a brand-new architecture, so avoid stack PROT_EXEC as with arm64.

Discussed with:	br

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