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Commit d05d5744 authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: kill write32, write64 



And switch a couple other functions from the encode(&p,...) convention
to the p = encode(p,...) convention mostly used elsewhere.

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 0c0c267b

fs/nfsd/nfs4xdr.c

+21 −30
Original line number Diff line number Diff line
@@ -1683,39 +1683,30 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) 
	DECODE_TAIL;

}



static void write32(__be32 **p, u32 n)

{

	*(*p)++ = htonl(n);

}



static void write64(__be32 **p, u64 n)

{

	write32(p, (n >> 32));

	write32(p, (u32)n);

}



static void write_change(__be32 **p, struct kstat *stat, struct inode *inode)

static __be32 *encode_change(__be32 *p, struct kstat *stat, struct inode *inode)

{

	if (IS_I_VERSION(inode)) {

		write64(p, inode->i_version);

		p = xdr_encode_hyper(p, inode->i_version);

	} else {

		write32(p, stat->ctime.tv_sec);

		write32(p, stat->ctime.tv_nsec);

		*p++ = cpu_to_be32(stat->ctime.tv_sec);

		*p++ = cpu_to_be32(stat->ctime.tv_nsec);

	}

	return p;

}



static void write_cinfo(__be32 **p, struct nfsd4_change_info *c)

static __be32 *encode_cinfo(__be32 *p, struct nfsd4_change_info *c)

{

	write32(p, c->atomic);

	*p++ = cpu_to_be32(c->atomic);

	if (c->change_supported) {

		write64(p, c->before_change);

		write64(p, c->after_change);

		p = xdr_encode_hyper(p, c->before_change);

		p = xdr_encode_hyper(p, c->after_change);

	} else {

		write32(p, c->before_ctime_sec);

		write32(p, c->before_ctime_nsec);

		write32(p, c->after_ctime_sec);

		write32(p, c->after_ctime_nsec);

		*p++ = cpu_to_be32(c->before_ctime_sec);

		*p++ = cpu_to_be32(c->before_ctime_nsec);

		*p++ = cpu_to_be32(c->after_ctime_sec);

		*p++ = cpu_to_be32(c->after_ctime_nsec);

	}

	return p;

}



/* Encode as an array of strings the string given with components
@@ -2186,7 +2177,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp, 
		p = xdr_reserve_space(xdr, 8);

		if (!p)

			goto out_resource;

		write_change(&p, &stat, dentry->d_inode);

		p = encode_change(p, &stat, dentry->d_inode);

	}

	if (bmval0 & FATTR4_WORD0_SIZE) {

		p = xdr_reserve_space(xdr, 8);
@@ -2817,7 +2808,7 @@ nfsd4_encode_create(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ 
		p = xdr_reserve_space(xdr, 32);

		if (!p)

			return nfserr_resource;

		write_cinfo(&p, &create->cr_cinfo);

		p = encode_cinfo(p, &create->cr_cinfo);

		*p++ = cpu_to_be32(2);

		*p++ = cpu_to_be32(create->cr_bmval[0]);

		*p++ = cpu_to_be32(create->cr_bmval[1]);
@@ -2940,7 +2931,7 @@ nfsd4_encode_link(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_li 
		p = xdr_reserve_space(xdr, 20);

		if (!p)

			return nfserr_resource;

		write_cinfo(&p, &link->li_cinfo);

		p = encode_cinfo(p, &link->li_cinfo);

	}

	return nfserr;

}
@@ -2961,7 +2952,7 @@ nfsd4_encode_open(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_op 
	p = xdr_reserve_space(xdr, 40);

	if (!p)

		return nfserr_resource;

	write_cinfo(&p, &open->op_cinfo);

	p = encode_cinfo(p, &open->op_cinfo);

	*p++ = cpu_to_be32(open->op_rflags);

	*p++ = cpu_to_be32(2);

	*p++ = cpu_to_be32(open->op_bmval[0]);
@@ -3381,7 +3372,7 @@ nfsd4_encode_remove(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ 
		p = xdr_reserve_space(xdr, 20);

		if (!p)

			return nfserr_resource;

		write_cinfo(&p, &remove->rm_cinfo);

		p = encode_cinfo(p, &remove->rm_cinfo);

	}

	return nfserr;

}
@@ -3396,8 +3387,8 @@ nfsd4_encode_rename(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_ 
		p = xdr_reserve_space(xdr, 40);

		if (!p)

			return nfserr_resource;

		write_cinfo(&p, &rename->rn_sinfo);

		write_cinfo(&p, &rename->rn_tinfo);

		p = encode_cinfo(p, &rename->rn_sinfo);

		p = encode_cinfo(p, &rename->rn_tinfo);

	}

	return nfserr;

}