我编译内核2.6.27时时给出了如下出错信息然后就退出了，

waterloo2005

laptop linux # make && make modules_install
  CHK     include/linux/version.h
  CHK     include/linux/utsrelease.h
  CALL    scripts/checksyscalls.sh
  CHK     include/linux/compile.h
  CC      block/ioctl.o
In file included from include/linux/hdreg.h:5,
                 from block/ioctl.c:4:
include/linux/ata.h:680: error: redefinition of 'ata_id_has_unload'
include/linux/ata.h:671: error: previous definition of 'ata_id_has_unload' was here
include/linux/ata.h:689: error: redefinition of 'ata_id_has_unload'
include/linux/ata.h:680: error: previous definition of 'ata_id_has_unload' was here
include/linux/ata.h:698: error: redefinition of 'ata_id_has_unload'
include/linux/ata.h:689: error: previous definition of 'ata_id_has_unload' was here
make[1]: *** [block/ioctl.o] Error 1
make: *** [block] Error 2
请问这事怎么回事？ 谢谢