nfsd4_open_downgrade 1034 fs/nfsd/nfs4proc.c .op_func = (nfsd4op_func)nfsd4_open_downgrade, nfsd4_open_downgrade 366 include/linux/nfsd/xdr4.h struct nfsd4_open_downgrade open_downgrade; nfsd4_open_downgrade 459 include/linux/nfsd/xdr4.h extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp,