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Commit 04f4ad16 authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: implement secinfo_no_name 



Implementation of this operation is mandatory for NFSv4.1.

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 0ff7ab46

fs/nfsd/nfs4proc.c

+27 −0
Original line number Diff line number Diff line
@@ -779,6 +779,29 @@ nfsd4_secinfo(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, 
	return err;

}



static __be32

nfsd4_secinfo_no_name(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,

	      struct nfsd4_secinfo_no_name *sin)

{

	__be32 err;



	switch (sin->sin_style) {

	case NFS4_SECINFO_STYLE4_CURRENT_FH:

		break;

	case NFS4_SECINFO_STYLE4_PARENT:

		err = nfsd4_do_lookupp(rqstp, &cstate->current_fh);

		if (err)

			return err;

		break;

	default:

		return nfserr_inval;

	}

	exp_get(cstate->current_fh.fh_export);

	sin->sin_exp = cstate->current_fh.fh_export;

	fh_put(&cstate->current_fh);

	return nfs_ok;

}



static __be32

nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,

	      struct nfsd4_setattr *setattr)
@@ -1327,6 +1350,10 @@ static struct nfsd4_operation nfsd4_ops[] = { 
		.op_flags = ALLOWED_WITHOUT_FH,

		.op_name = "OP_RECLAIM_COMPLETE",

	},

	[OP_SECINFO_NO_NAME] = {

		.op_func = (nfsd4op_func)nfsd4_secinfo_no_name,

		.op_name = "OP_SECINFO_NO_NAME",

	},

};



static const char *nfsd4_op_name(unsigned opnum)

fs/nfsd/nfs4xdr.c

+13 −2
Original line number Diff line number Diff line
@@ -846,6 +846,17 @@ nfsd4_decode_secinfo(struct nfsd4_compoundargs *argp, 
	DECODE_TAIL;

}



static __be32

nfsd4_decode_secinfo_no_name(struct nfsd4_compoundargs *argp,

		     struct nfsd4_secinfo_no_name *sin)

{

	DECODE_HEAD;



	READ_BUF(4);

	READ32(sin->sin_style);

	DECODE_TAIL;

}



static __be32

nfsd4_decode_setattr(struct nfsd4_compoundargs *argp, struct nfsd4_setattr *setattr)

{
@@ -1358,7 +1369,7 @@ static nfsd4_dec nfsd41_dec_ops[] = { 
	[OP_LAYOUTCOMMIT]	= (nfsd4_dec)nfsd4_decode_notsupp,

	[OP_LAYOUTGET]		= (nfsd4_dec)nfsd4_decode_notsupp,

	[OP_LAYOUTRETURN]	= (nfsd4_dec)nfsd4_decode_notsupp,

	[OP_SECINFO_NO_NAME]	= (nfsd4_dec)nfsd4_decode_notsupp,

	[OP_SECINFO_NO_NAME]	= (nfsd4_dec)nfsd4_decode_secinfo_no_name,

	[OP_SEQUENCE]		= (nfsd4_dec)nfsd4_decode_sequence,

	[OP_SET_SSV]		= (nfsd4_dec)nfsd4_decode_notsupp,

	[OP_TEST_STATEID]	= (nfsd4_dec)nfsd4_decode_notsupp,
@@ -3162,7 +3173,7 @@ static nfsd4_enc nfsd4_enc_ops[] = { 
	[OP_LAYOUTCOMMIT]	= (nfsd4_enc)nfsd4_encode_noop,

	[OP_LAYOUTGET]		= (nfsd4_enc)nfsd4_encode_noop,

	[OP_LAYOUTRETURN]	= (nfsd4_enc)nfsd4_encode_noop,

	[OP_SECINFO_NO_NAME]	= (nfsd4_enc)nfsd4_encode_noop,

	[OP_SECINFO_NO_NAME]	= (nfsd4_enc)nfsd4_encode_secinfo,

	[OP_SEQUENCE]		= (nfsd4_enc)nfsd4_encode_sequence,

	[OP_SET_SSV]		= (nfsd4_enc)nfsd4_encode_noop,

	[OP_TEST_STATEID]	= (nfsd4_enc)nfsd4_encode_noop,

fs/nfsd/xdr4.h

+5 −0
Original line number Diff line number Diff line
@@ -311,6 +311,11 @@ struct nfsd4_secinfo { 
	struct svc_export *si_exp;			/* response */

};



struct nfsd4_secinfo_no_name {

	u32 sin_style;					/* request */

	struct svc_export *sin_exp;			/* response */

};



struct nfsd4_setattr {

	stateid_t	sa_stateid;         /* request */

	u32		sa_bmval[3];        /* request */

include/linux/nfs4.h

+3 −0
Original line number Diff line number Diff line
@@ -136,6 +136,9 @@ 
#define SEQ4_STATUS_CB_PATH_DOWN_SESSION	0x00000200

#define SEQ4_STATUS_BACKCHANNEL_FAULT		0x00000400



#define NFS4_SECINFO_STYLE4_CURRENT_FH	0

#define NFS4_SECINFO_STYLE4_PARENT	1



#define NFS4_MAX_UINT64	(~(u64)0)



/* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.