From 811652bd6edd66dd35bf9caacdfe96d19f75a47e Mon Sep 17 00:00:00 2001
From: Benny Halevy <bhalevy@panasas.com>
Date: Fri, 14 Aug 2009 17:19:34 +0300
Subject: [PATCH] nfs: nfs4xdr: merge xdr_encode_int+xdr_encode_opaque_fixed
into xdr_encode_opaque
use encode_string where appropriate.
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
fs/nfs/nfs4xdr.c | 42 ++++++++++++++----------------------------
1 file changed, 14 insertions(+), 28 deletions(-)
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index d75f821cad01..efa78ad98228 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -732,9 +732,8 @@ static void encode_compound_hdr(struct xdr_stream *xdr,
dprintk("encode_compound: tag=%.*s\n", (int)hdr->taglen, hdr->tag);
BUG_ON(hdr->taglen > NFS4_MAXTAGLEN);
- p = reserve_space(xdr, 12 + hdr->taglen);
- *p++ = cpu_to_be32(hdr->taglen);
- p = xdr_encode_opaque_fixed(p, hdr->tag, hdr->taglen);
+ p = reserve_space(xdr, 4 + hdr->taglen + 8);
+ p = xdr_encode_opaque(p, hdr->tag, hdr->taglen);
*p++ = cpu_to_be32(hdr->minorversion);
hdr->nops_p = p;
*p = cpu_to_be32(hdr->nops);
@@ -832,13 +831,11 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const
}
if (iap->ia_valid & ATTR_UID) {
bmval1 |= FATTR4_WORD1_OWNER;
- *p++ = cpu_to_be32(owner_namelen);
- p = xdr_encode_opaque_fixed(p, owner_name, owner_namelen);
+ p = xdr_encode_opaque(p, owner_name, owner_namelen);
}
if (iap->ia_valid & ATTR_GID) {
bmval1 |= FATTR4_WORD1_OWNER_GROUP;
- *p++ = cpu_to_be32(owner_grouplen);
- p = xdr_encode_opaque_fixed(p, owner_group, owner_grouplen);
+ p = xdr_encode_opaque(p, owner_group, owner_grouplen);
}
if (iap->ia_valid & ATTR_ATIME_SET) {
bmval1 |= FATTR4_WORD1_TIME_ACCESS_SET;
@@ -939,9 +936,7 @@ static void encode_create(struct xdr_stream *xdr, const struct nfs4_create_arg *
break;
}
- p = reserve_space(xdr, 4 + create->name->len);
- *p++ = cpu_to_be32(create->name->len);
- xdr_encode_opaque_fixed(p, create->name->name, create->name->len);
+ encode_string(xdr, create->name->len, create->name->name);
hdr->nops++;
hdr->replen += decode_create_maxsz;
@@ -1007,8 +1002,7 @@ static void encode_link(struct xdr_stream *xdr, const struct qstr *name, struct
p = reserve_space(xdr, 8 + name->len);
*p++ = cpu_to_be32(OP_LINK);
- *p++ = cpu_to_be32(name->len);
- xdr_encode_opaque_fixed(p, name->name, name->len);
+ xdr_encode_opaque(p, name->name, name->len);
hdr->nops++;
hdr->replen += decode_link_maxsz;
}
@@ -1100,8 +1094,7 @@ static void encode_lookup(struct xdr_stream *xdr, const struct qstr *name, struc
p = reserve_space(xdr, 8 + len);
*p++ = cpu_to_be32(OP_LOOKUP);
- *p++ = cpu_to_be32(len);
- xdr_encode_opaque_fixed(p, name->name, len);
+ xdr_encode_opaque(p, name->name, len);
hdr->nops++;
hdr->replen += decode_lookup_maxsz;
}
@@ -1279,8 +1272,7 @@ encode_putfh(struct xdr_stream *xdr, const struct nfs_fh *fh, struct compound_hd
p = reserve_space(xdr, 8 + len);
*p++ = cpu_to_be32(OP_PUTFH);
- *p++ = cpu_to_be32(len);
- xdr_encode_opaque_fixed(p, fh->data, len);
+ xdr_encode_opaque(p, fh->data, len);
hdr->nops++;
hdr->replen += decode_putfh_maxsz;
}
@@ -1373,8 +1365,7 @@ static void encode_remove(struct xdr_stream *xdr, const struct qstr *name, struc
p = reserve_space(xdr, 8 + name->len);
*p++ = cpu_to_be32(OP_REMOVE);
- *p++ = cpu_to_be32(name->len);
- xdr_encode_opaque_fixed(p, name->name, name->len);
+ xdr_encode_opaque(p, name->name, name->len);
hdr->nops++;
hdr->replen += decode_remove_maxsz;
}
@@ -1383,14 +1374,10 @@ static void encode_rename(struct xdr_stream *xdr, const struct qstr *oldname, co
{
__be32 *p;
- p = reserve_space(xdr, 8 + oldname->len);
- *p++ = cpu_to_be32(OP_RENAME);
- *p++ = cpu_to_be32(oldname->len);
- xdr_encode_opaque_fixed(p, oldname->name, oldname->len);
-
- p = reserve_space(xdr, 4 + newname->len);
- *p++ = cpu_to_be32(newname->len);
- xdr_encode_opaque_fixed(p, newname->name, newname->len);
+ p = reserve_space(xdr, 4);
+ *p = cpu_to_be32(OP_RENAME);
+ encode_string(xdr, oldname->len, oldname->name);
+ encode_string(xdr, newname->len, newname->name);
hdr->nops++;
hdr->replen += decode_rename_maxsz;
}
@@ -1587,8 +1574,7 @@ static void encode_create_session(struct xdr_stream *xdr,
/* authsys_parms rfc1831 */
*p++ = cpu_to_be32((u32)clp->cl_boot_time.tv_nsec); /* stamp */
- *p++ = cpu_to_be32(len);
- p = xdr_encode_opaque_fixed(p, machine_name, len);
+ p = xdr_encode_opaque(p, machine_name, len);
*p++ = cpu_to_be32(0); /* UID */
*p++ = cpu_to_be32(0); /* GID */
*p = cpu_to_be32(0); /* No more gids */