libmeminfo: Fix libmeminfo_test for x86 architecture

On x86 architecture pagemap does not include pages from [vsyscall] vma and
libmeminfo_test fails when run on cuttlefish. Fix this by excluding
[vsyscall] vma from consideration.

Bug: 168822918
Test: run libmeminfo_test on cuttlefish and on AMR64
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Change-Id: If7c48884cddef5ca7c9f8b722dde1bb080f7ac4e
2 files changed