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: J. Bruce Fields <bfields@redhat.com>

1 files changed, 21 insertions, 30 deletions

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 3844dbe0cb6e..3e347a1caec4 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -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;
 }