On 04/15/2015 05:37 AM, David Keitel wrote: >>>> + pgd = __pgd(__pa(kasan_zero_pmd) | PAGE_KERNEL); >>>> +#else >>>> + pgd = __pgd(__pa(kasan_zero_pte) | PAGE_KERNEL); >>>> +#endif >>>> + >>>> + for (i = pgd_index(start); start < end; i++) { >>>> + set_pgd(&pgdp[i], pgd); >>>> + start += PGDIR_SIZE; >>>> + } >>>> +} >>> >>> Same problem as above with PAGE_KERNEL. You should just use >>> pgd_populate(). > > Any suggestion what the correct flag setting would be here for a 4K mapping? > > I tried fixing this by changing this to pud and setting the PMD_TYPE_TABLE > flag for kasan_zero_pmd. However the MMU doesn't like it and I get a first > level address translation fault. > > If you have any updated patches to share I'd be glad to try them out. >
Sorry, I didn't have much time on work on this yet. I've pushed the most fresh thing that I have in git: git://github.com/aryabinin/linux.git kasan/arm64v1 It's the same patches with two simple but important fixes on top of it. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/