kern/150260: mmap(2) fails with EPERM (not documented) if read-only shared memory is mmapped with MAP_PRIVATE & PROT_WRITE

[arundel at FreeBSD.org]

Synopsis: mmap(2) fails with EPERM (not documented) if read-only shared memory is mmapped with MAP_PRIVATE & PROT_WRITE

Responsible-Changed-From-To: freebsd-bugs->alc
Responsible-Changed-By: arundel
Responsible-Changed-When: Sun Sep 5 15:21:21 UTC 2010
Responsible-Changed-Why: 
Alan might have an opinion on this PR.

http://www.freebsd.org/cgi/query-pr.cgi?pr=150260