On Wed, 2010-01-20 at 13:52 +0000, Russell King wrote: > On VIVT ARM, when we have multiple shared mappings of the same file > in the same MM, we need to ensure that we have coherency across all > copies. We do this via make_coherent() by making the pages > uncacheable. > > This used to work fine, until we allowed highmem with highpte - we > now have a page table which is mapped as required, and is not available > for modification via update_mmu_cache(). Looks good. I'll test when I'm back from LCA. Cheers, Ben. -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html