K 10 svn:author V 5 dougm K 8 svn:date V 27 2019-06-10T03:07:10.896726Z K 7 svn:log V 345 There are times when a len==0 parameter to mmap is okay. But on a 32-bit machine, a len parameter just a few bytes short of 4G, rounded up to a page boundary and hitting zero then, is not okay. Return failure in that case. Reported by: pho Reviewed by: alc, kib (mentor) Tested by: pho Differential Revision: https://reviews.freebsd.org/D20580 END