On Tue, Feb 17, 2015 at 10:08:56AM +0100, Arnd Bergmann wrote: > The normal way to do this in kernel headers is to use linux/types.h > but change the data structures to use __u64 instead of uint64_t > to avoid the build error. That's what happened to dm-ioctl.h. (Or someone could adjust linux/types.h to include these as standard.) Alasdair -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel