->getxattr(): pass dentry and inode as separate arguments

Documentation/filesystems/porting

drivers/staging/lustre/lustre/llite/llite_internal.h

drivers/staging/lustre/lustre/llite/xattr.c

fs/bad_inode.c

fs/ceph/super.h

fs/ceph/xattr.c

fs/cifs/cifsfs.h

fs/cifs/xattr.c

fs/ecryptfs/crypto.c

fs/ecryptfs/ecryptfs_kernel.h

fs/ecryptfs/inode.c

fs/ecryptfs/mmap.c

fs/fuse/dir.c

fs/gfs2/inode.c

fs/hfs/attr.c

fs/hfs/hfs_fs.h

fs/jfs/jfs_xattr.h

fs/jfs/xattr.c

fs/kernfs/inode.c

fs/kernfs/kernfs-internal.h