linux-kselftest-4.12-rc1
This update consists of:
-- important fixes for build failures and clean target related warnings
to address regressions introduced in:
88baa78d1f31 ("selftests: remove duplicated all and clean target")
-- several minor spelling fixes in and log messages and comment blocks.
-- Enabling configs for better test coverage in ftrace, vm, cpufreq tests.
-- .gitignore changes