DKMS make.log for vzvirtio_balloon-0.9.2debian8 for kernel 3.16.0-4-amd64 (amd64)
Fri Oct  7 16:02:55 KRAT 2016
make: Entering directory '/usr/src/linux-headers-3.16.0-4-amd64'
make[1]: Entering directory `/usr/src/linux-headers-3.16.0-4-amd64'
  LD      /var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/built-in.o
  CC [M]  /var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.o
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c: In function 'release_pages_balloon':
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c:192:3: error: implicit declaration of function 'bal
loon_page_free' [-Werror=implicit-function-declaration]
   balloon_page_free(page);
   ^
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c: In function 'virtballoon_migratepage':
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c:524:9: error: 'MIGRATEPAGE_BALLOON_SUCCESS' undecla
red (first use in this function)
  return MIGRATEPAGE_BALLOON_SUCCESS;
         ^
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c:524:9: note: each undeclared identifier is reported
 only once for each function it appears in
/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.c:525:1: warning: control reaches end of non-void fun
ction [-Wreturn-type]
 }
 ^
cc1: some warnings being treated as errors
/usr/src/linux-headers-3.16.0-4-common/scripts/Makefile.build:268: recipe for target '/var/lib/dkms/vzvirtio_balloon/0.9
.2debian8/build/vzvirtio_balloon.o' failed
make[3]: *** [/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build/vzvirtio_balloon.o] Error 1
/usr/src/linux-headers-3.16.0-4-common/Makefile:1352: recipe for target '_module_/var/lib/dkms/vzvirtio_balloon/0.9.2deb
ian8/build' failed
make[2]: *** [_module_/var/lib/dkms/vzvirtio_balloon/0.9.2debian8/build] Error 2
Makefile:181: recipe for target 'sub-make' failed
make[1]: *** [sub-make] Error 2
Makefile:8: recipe for target 'all' failed
make: *** [all] Error 2
make: Leaving directory '/usr/src/linux-headers-3.16.0-4-amd64'