This reverts commit e8b9989597.
The upstream commit 9c85a9bae267 ("selftest/vm: verify mmap addr in
mremap_test") was backported as commit a17404fcbf ("selftest/vm:
verify mmap addr in mremap_test"). Repeated backport introduced the
duplicate of function get_mmap_min_addr to the file breakign the vm
selftest build.
Fixes: e8b9989597 ("selftest/vm: verify mmap addr in mremap_test")
Signed-off-by: Oleksandr Tymoshenko <ovt@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>