hdreg.h 8 block/compat_ioctl.c #include <linux/hdreg.h> hdreg.h 4 block/ioctl.c #include <linux/hdreg.h> hdreg.h 10 fs/partitions/ibm.c #include <linux/hdreg.h> hdreg.h 27 include/linux/raid/md.h #include <linux/hdreg.h>