22 Jul
2016
22 Jul
'16
11:29 a.m.
On 22/07/16 11:38, Mark Brown wrote: [...]
DAX is explicitly disabled on 32 bit ARM due to problems with virtual aliasing caches (it's not clear to me that it shouldn't also be disabled for arm64 for the same reason).
From ARMv7 onwards, data caches have to behave as if PIPT, so I wouldn't
expect there to be a problem for arm64.
Robin.