Pkg xen devel - Jul 2013 - Bug#717157: blktap-dkms: Fails to build against Linux 3.10

Package: blktap-dkms
Severity: grave
Justification: renders package unusable

Hi,
blktap-dkms FTBFS against linux 3.10-1 from unstable:

Cheers,
        Moritz

  CC [M]  /var/lib/dkms/blktap/2.0.91/build/control.o
In file included from /var/lib/dkms/blktap/2.0.91/build/control.c:30:0:
/var/lib/dkms/blktap/2.0.91/build/blktap.h:75:41: warning: variably modified
?pending? at file scope [enabled by default]
  CC [M]  /var/lib/dkms/blktap/2.0.91/build/ring.o
In file included from /var/lib/dkms/blktap/2.0.91/build/ring.c:30:0:
/var/lib/dkms/blktap/2.0.91/build/blktap.h:75:41: warning: variably modified
?pending? at file scope [enabled by default]
/var/lib/dkms/blktap/2.0.91/build/ring.c: In function ?blktap_ring_map_request?:
/var/lib/dkms/blktap/2.0.91/build/ring.c:206:2: error: too few arguments to
function ?do_mmap_pgoff?
In file included from
/usr/src/linux-headers-3.10-1-common/include/linux/pagemap.h:7:0,
                 from
/usr/src/linux-headers-3.10-1-common/include/linux/blkdev.h:13,
                 from /var/lib/dkms/blktap/2.0.91/build/ring.c:27:
/usr/src/linux-headers-3.10-1-common/include/linux/mm.h:1516:22: note: declared
here
/var/lib/dkms/blktap/2.0.91/build/ring.c: In function
?blktap_ring_mmap_request?:
/var/lib/dkms/blktap/2.0.91/build/ring.c:438:19: error: ?VM_RESERVED? undeclared
(first use in this function)
/var/lib/dkms/blktap/2.0.91/build/ring.c:438:19: note: each undeclared
identifier is reported only once for each function it appears in
/var/lib/dkms/blktap/2.0.91/build/ring.c: In function ?blktap_ring_mmap_sring?:
/var/lib/dkms/blktap/2.0.91/build/ring.c:474:19: error: ?VM_RESERVED? undeclared
(first use in this function)
make[3]: *** [/var/lib/dkms/blktap/2.0.91/build/ring.o] Fehler 1
make[2]: *** [_module_/var/lib/dkms/blktap/2.0.91/build] Fehler 2