ignore non-existent mount points in readHugePageSizes
authorPhilip Pronin <philipp@fb.com>
Mon, 5 May 2014 17:10:41 +0000 (10:10 -0700)
committerDave Watson <davejwatson@fb.com>
Tue, 20 May 2014 19:53:57 +0000 (12:53 -0700)
commit99b82090d699367c74ecc9d4c6e6acb9d0b276da
treecf2951669fa467bc790179c2178d44aef2b4d615
parentc2c66129648524ddb456fa44b35c1531dd103004
ignore non-existent mount points in readHugePageSizes

Summary:
Some of mount points may not exist (for example, if
application is running from chroot and unshare hasn't been used).

@override-unit-failures

Test Plan: unicorn canary

Reviewed By: tudorb@fb.com

FB internal diff: D1311374
folly/experimental/io/HugePages.cpp