I updated the tips and tricks section to include two sub-sections.
The first if the debugging stuff from Richard's email. The
second section is how to invalidate a section of the sstate
cache on a per-class basis.
Fixes [YOCTO #1500]
(From yocto-docs rev: 7493f5e7ec641e7cd79f8e3e6c045cadf7a6999c)
Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>