On Wed, Aug 24, 2016 at 12:04:50PM +0200, Lucas Stach wrote: > Personally I would just remove the condition, but if you are concerned > about the double L1 flush overhead (I wouldn't worry about this, it > should be negligible) you should really make this conditional on an > architected L2 being present. Making it conditional on the outer cache > being absent is confusing.
Anson, Is there any concern or problem if we follow Lucas' suggestion to unconditionally calls flush_cache_all() here? Shawn