don't pass superblock to hypfs_{mkdir,create*}

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --cc arch/s390/hypfs/hypfs.h
Simple merge

diff --cc arch/s390/hypfs/hypfs_diag.c
Simple merge

diff --cc arch/s390/hypfs/hypfs_vm.c
Simple merge

diff --cc arch/s390/hypfs/inode.c
Simple merge