return -EOPNOTSUPP; 
struct inode *inode = dentry->d_inode;  if (strcmp(key, XATTR_NAME_NFSV4_ACL) != 0) return -EOPNOTSUPP;  return nfs4_proc_get_acl(inode, buf, buflen); 
ssize_t nfs4_getxattr(struct dentry *dentry, const char *key, void *buf,		size_t buflen){	return -EOPNOTSUPP;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/aa1870af92d8f6d6db0883696516a83ff2b695a6/nfs4proc.c/clean/fs/nfs/nfs4proc.c