> the store buffer is always draining. That sounds quite resonable, but it doesn't mean the store buffer isn't part of the cache hierarchy (in the non-ARM-spec

> the store buffer is always draining. That sounds quite resonable, but it doesn't mean the store buffer isn't part of the cache hierarchy (in the non-ARM-specific-terminology sense), and it's also not what they said. > You need [memory consistency operations] [...] because [a write operation] might still linger in the store buffer