[U-Boot] [PATCH v3 0/7] tools/genboardscfg.py: various fixes and performance improvement

Now this series can apply on u-boot/master (commit 055626ac) without any prerequisites.

Masahiro Yamada (7): tools/genboardscfg.py: ignore defconfigs starting with a dot tools/genboardscfg.py: be tolerant of missing MAINTAINERS tools/genboardscfg.py: be tolerant of insane Kconfig tools/genboardscfg.py: wait for unfinished subprocesses before error-out tools/genboardscfg.py: fix minor problems on termination tools/genboardscfg.py: check if the boards.cfg is up to date tools/genboardscfg.py: improve performance

tools/genboardscfg.py | 275 ++++++++++++++++++++++++++++++++++++-------------- 1 file changed, 201 insertions(+), 74 deletions(-)