On Wed, Feb 05, 2014 at 07:55:46PM +0000, Marc Zyngier wrote: > In order for a guest with caches disabled to observe data written > contained in a given page, we need to make sure that page is > committed to memory, and not just hanging in the cache (as guest > accesses are completely bypassing the cache until it decides to > enable it). > > For this purpose, hook into the coherent_cache_guest_page > function and flush the region if the guest SCTLR > register doesn't show the MMU and caches as being enabled. > > Signed-off-by: Marc Zyngier <[email protected]> > Reviewed-by: Christoffer Dall <[email protected]>
Reviewed-by: Catalin Marinas <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
