On Saturday 16 November 2013 12:15 PM, Christoffer Dall wrote: > On Sat, Nov 16, 2013 at 10:01:01AM +0000, Marc Zyngier wrote: >> On 2013-11-15 23:24, Christoffer Dall wrote: >>> Using virt_to_phys on percpu mappings is horribly wrong as it may be >>> backed by vmalloc. Introduce kvm_kaddr_to_phys which translates both >>> types of valid kernel addresses to the corresponding physical >>> address. >>> >>> At the same time resolves a typing issue where we were storing the >>> physical address as a 32 bit unsigned long (on arm), truncating the >>> physical address for addresses above the 4GB limit. This caused >>> breakage on Keystone. >>> >>> Reported-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx> >>> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx> >>> Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx> >>> --- >>> >>> This patch is loosely based on Marc's previous patch from today but >>> instead of introducing another Hyp mapping function, it fixes the >>> existing one to deal with both kinds of kernel addresses. >> >> Looks good to me! This should probably be merged quickly (after >> testing by Santosh), and possibly Cc-ed to stable. >> > Agreed, Santhos, can you give this a quick spin? > Works as expected. Regards, Santosh -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
