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提交 d61005a6 编写于 作者: A Al Viro 提交者： Linus Torvalds
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[PATCH] xdr annotations: NFSv3 

on-the-wire data is big-endian

[in large part pulled from Alexey's patch]
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
Acked-by: NTrond Myklebust <trond.myklebust@fys.uio.no>
Acked-by: NNeil Brown <neilb@suse.de>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 9d787a75
隐藏空白更改
内联 并排
Showing with 57 addition and 57 deletion
fs/nfs/nfs3xdr.c
浏览文件 @ d61005a6
......@@ -105,14 +105,14 @@ static struct {
/*
* Common NFS XDR functions as inlines
*/
static inline u32 *
xdr_encode_fhandle(u32 *p, struct nfs_fh *fh)
static inline __be32 *
xdr_encode_fhandle(__be32 *p, struct nfs_fh *fh)
{
return xdr_encode_array(p, fh->data, fh->size);
}
static inline u32 *
xdr_decode_fhandle(u32 *p, struct nfs_fh *fh)
static inline __be32 *
xdr_decode_fhandle(__be32 *p, struct nfs_fh *fh)
{
if ((fh->size = ntohl(*p++)) <= NFS3_FHSIZE) {
memcpy(fh->data, p, fh->size);
......@@ -124,24 +124,24 @@ xdr_decode_fhandle(u32 *p, struct nfs_fh *fh)
/*
* Encode/decode time.
*/
static inline u32 *
xdr_encode_time3(u32 *p, struct timespec *timep)
static inline __be32 *
xdr_encode_time3(__be32 *p, struct timespec *timep)
{
*p++ = htonl(timep->tv_sec);
*p++ = htonl(timep->tv_nsec);
return p;
}
static inline u32 *
xdr_decode_time3(u32 *p, struct timespec *timep)
static inline __be32 *
xdr_decode_time3(__be32 *p, struct timespec *timep)
{
timep->tv_sec = ntohl(*p++);
timep->tv_nsec = ntohl(*p++);
return p;
}
static u32 *
xdr_decode_fattr(u32 *p, struct nfs_fattr *fattr)
static __be32 *
xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
{
unsigned int type, major, minor;
int fmode;
......@@ -177,8 +177,8 @@ xdr_decode_fattr(u32 *p, struct nfs_fattr *fattr)
return p;
}
static inline u32 *
xdr_encode_sattr(u32 *p, struct iattr *attr)
static inline __be32 *
xdr_encode_sattr(__be32 *p, struct iattr *attr)
{
if (attr->ia_valid & ATTR_MODE) {
*p++ = xdr_one;
......@@ -223,8 +223,8 @@ xdr_encode_sattr(u32 *p, struct iattr *attr)
return p;
}
static inline u32 *
xdr_decode_wcc_attr(u32 *p, struct nfs_fattr *fattr)
static inline __be32 *
xdr_decode_wcc_attr(__be32 *p, struct nfs_fattr *fattr)
{
p = xdr_decode_hyper(p, &fattr->pre_size);
p = xdr_decode_time3(p, &fattr->pre_mtime);
......@@ -233,16 +233,16 @@ xdr_decode_wcc_attr(u32 *p, struct nfs_fattr *fattr)
return p;
}
static inline u32 *
xdr_decode_post_op_attr(u32 *p, struct nfs_fattr *fattr)
static inline __be32 *
xdr_decode_post_op_attr(__be32 *p, struct nfs_fattr *fattr)
{
if (*p++)
p = xdr_decode_fattr(p, fattr);
return p;
}
static inline u32 *
xdr_decode_pre_op_attr(u32 *p, struct nfs_fattr *fattr)
static inline __be32 *
xdr_decode_pre_op_attr(__be32 *p, struct nfs_fattr *fattr)
{
if (*p++)
return xdr_decode_wcc_attr(p, fattr);
......@@ -250,8 +250,8 @@ xdr_decode_pre_op_attr(u32 *p, struct nfs_fattr *fattr)
}
static inline u32 *
xdr_decode_wcc_data(u32 *p, struct nfs_fattr *fattr)
static inline __be32 *
xdr_decode_wcc_data(__be32 *p, struct nfs_fattr *fattr)
{
p = xdr_decode_pre_op_attr(p, fattr);
return xdr_decode_post_op_attr(p, fattr);
......@@ -265,7 +265,7 @@ xdr_decode_wcc_data(u32 *p, struct nfs_fattr *fattr)
* Encode file handle argument
*/
static int
nfs3_xdr_fhandle(struct rpc_rqst *req, u32 *p, struct nfs_fh *fh)
nfs3_xdr_fhandle(struct rpc_rqst *req, __be32 *p, struct nfs_fh *fh)
{
p = xdr_encode_fhandle(p, fh);
req->rq_slen = xdr_adjust_iovec(req->rq_svec, p);
......@@ -276,7 +276,7 @@ nfs3_xdr_fhandle(struct rpc_rqst *req, u32 *p, struct nfs_fh *fh)
* Encode SETATTR arguments
*/
static int
nfs3_xdr_sattrargs(struct rpc_rqst *req, u32 *p, struct nfs3_sattrargs *args)
nfs3_xdr_sattrargs(struct rpc_rqst *req, __be32 *p, struct nfs3_sattrargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_sattr(p, args->sattr);
......@@ -291,7 +291,7 @@ nfs3_xdr_sattrargs(struct rpc_rqst *req, u32 *p, struct nfs3_sattrargs *args)
* Encode directory ops argument
*/
static int
nfs3_xdr_diropargs(struct rpc_rqst *req, u32 *p, struct nfs3_diropargs *args)
nfs3_xdr_diropargs(struct rpc_rqst *req, __be32 *p, struct nfs3_diropargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_array(p, args->name, args->len);
......@@ -303,7 +303,7 @@ nfs3_xdr_diropargs(struct rpc_rqst *req, u32 *p, struct nfs3_diropargs *args)
* Encode access() argument
*/
static int
nfs3_xdr_accessargs(struct rpc_rqst *req, u32 *p, struct nfs3_accessargs *args)
nfs3_xdr_accessargs(struct rpc_rqst *req, __be32 *p, struct nfs3_accessargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
*p++ = htonl(args->access);
......@@ -317,7 +317,7 @@ nfs3_xdr_accessargs(struct rpc_rqst *req, u32 *p, struct nfs3_accessargs *args)
* exactly to the page we want to fetch.
*/
static int
nfs3_xdr_readargs(struct rpc_rqst *req, u32 *p, struct nfs_readargs *args)
nfs3_xdr_readargs(struct rpc_rqst *req, __be32 *p, struct nfs_readargs *args)
{
struct rpc_auth *auth = req->rq_task->tk_auth;
unsigned int replen;
......@@ -339,7 +339,7 @@ nfs3_xdr_readargs(struct rpc_rqst *req, u32 *p, struct nfs_readargs *args)
* Write arguments. Splice the buffer to be written into the iovec.
*/
static int
nfs3_xdr_writeargs(struct rpc_rqst *req, u32 *p, struct nfs_writeargs *args)
nfs3_xdr_writeargs(struct rpc_rqst *req, __be32 *p, struct nfs_writeargs *args)
{
struct xdr_buf *sndbuf = &req->rq_snd_buf;
u32 count = args->count;
......@@ -360,7 +360,7 @@ nfs3_xdr_writeargs(struct rpc_rqst *req, u32 *p, struct nfs_writeargs *args)
* Encode CREATE arguments
*/
static int
nfs3_xdr_createargs(struct rpc_rqst *req, u32 *p, struct nfs3_createargs *args)
nfs3_xdr_createargs(struct rpc_rqst *req, __be32 *p, struct nfs3_createargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_array(p, args->name, args->len);
......@@ -380,7 +380,7 @@ nfs3_xdr_createargs(struct rpc_rqst *req, u32 *p, struct nfs3_createargs *args)
* Encode MKDIR arguments
*/
static int
nfs3_xdr_mkdirargs(struct rpc_rqst *req, u32 *p, struct nfs3_mkdirargs *args)
nfs3_xdr_mkdirargs(struct rpc_rqst *req, __be32 *p, struct nfs3_mkdirargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_array(p, args->name, args->len);
......@@ -393,7 +393,7 @@ nfs3_xdr_mkdirargs(struct rpc_rqst *req, u32 *p, struct nfs3_mkdirargs *args)
* Encode SYMLINK arguments
*/
static int
nfs3_xdr_symlinkargs(struct rpc_rqst *req, u32 *p, struct nfs3_symlinkargs *args)
nfs3_xdr_symlinkargs(struct rpc_rqst *req, __be32 *p, struct nfs3_symlinkargs *args)
{
p = xdr_encode_fhandle(p, args->fromfh);
p = xdr_encode_array(p, args->fromname, args->fromlen);
......@@ -410,7 +410,7 @@ nfs3_xdr_symlinkargs(struct rpc_rqst *req, u32 *p, struct nfs3_symlinkargs *args
* Encode MKNOD arguments
*/
static int
nfs3_xdr_mknodargs(struct rpc_rqst *req, u32 *p, struct nfs3_mknodargs *args)
nfs3_xdr_mknodargs(struct rpc_rqst *req, __be32 *p, struct nfs3_mknodargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_array(p, args->name, args->len);
......@@ -429,7 +429,7 @@ nfs3_xdr_mknodargs(struct rpc_rqst *req, u32 *p, struct nfs3_mknodargs *args)
* Encode RENAME arguments
*/
static int
nfs3_xdr_renameargs(struct rpc_rqst *req, u32 *p, struct nfs3_renameargs *args)
nfs3_xdr_renameargs(struct rpc_rqst *req, __be32 *p, struct nfs3_renameargs *args)
{
p = xdr_encode_fhandle(p, args->fromfh);
p = xdr_encode_array(p, args->fromname, args->fromlen);
......@@ -443,7 +443,7 @@ nfs3_xdr_renameargs(struct rpc_rqst *req, u32 *p, struct nfs3_renameargs *args)
* Encode LINK arguments
*/
static int
nfs3_xdr_linkargs(struct rpc_rqst *req, u32 *p, struct nfs3_linkargs *args)
nfs3_xdr_linkargs(struct rpc_rqst *req, __be32 *p, struct nfs3_linkargs *args)
{
p = xdr_encode_fhandle(p, args->fromfh);
p = xdr_encode_fhandle(p, args->tofh);
......@@ -456,7 +456,7 @@ nfs3_xdr_linkargs(struct rpc_rqst *req, u32 *p, struct nfs3_linkargs *args)
* Encode arguments to readdir call
*/
static int
nfs3_xdr_readdirargs(struct rpc_rqst *req, u32 *p, struct nfs3_readdirargs *args)
nfs3_xdr_readdirargs(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirargs *args)
{
struct rpc_auth *auth = req->rq_task->tk_auth;
unsigned int replen;
......@@ -485,7 +485,7 @@ nfs3_xdr_readdirargs(struct rpc_rqst *req, u32 *p, struct nfs3_readdirargs *args
* We just check for syntactical correctness.
*/
static int
nfs3_xdr_readdirres(struct rpc_rqst *req, u32 *p, struct nfs3_readdirres *res)
nfs3_xdr_readdirres(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirres *res)
{
struct xdr_buf *rcvbuf = &req->rq_rcv_buf;
struct kvec *iov = rcvbuf->head;
......@@ -493,7 +493,7 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, u32 *p, struct nfs3_readdirres *res)
int hdrlen, recvd;
int status, nr;
unsigned int len, pglen;
u32 *entry, *end, *kaddr;
__be32 *entry, *end, *kaddr;
status = ntohl(*p++);
/* Decode post_op_attrs */
......@@ -523,8 +523,8 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, u32 *p, struct nfs3_readdirres *res)
if (pglen > recvd)
pglen = recvd;
page = rcvbuf->pages;
kaddr = p = (u32 *)kmap_atomic(*page, KM_USER0);
end = (u32 *)((char *)p + pglen);
kaddr = p = kmap_atomic(*page, KM_USER0);
end = (__be32 *)((char *)p + pglen);
entry = p;
for (nr = 0; *p++; nr++) {
if (p + 3 > end)
......@@ -626,7 +626,7 @@ nfs3_decode_dirent(u32 *p, struct nfs_entry *entry, int plus)
* Encode COMMIT arguments
*/
static int
nfs3_xdr_commitargs(struct rpc_rqst *req, u32 *p, struct nfs_writeargs *args)
nfs3_xdr_commitargs(struct rpc_rqst *req, __be32 *p, struct nfs_writeargs *args)
{
p = xdr_encode_fhandle(p, args->fh);
p = xdr_encode_hyper(p, args->offset);
......@@ -640,7 +640,7 @@ nfs3_xdr_commitargs(struct rpc_rqst *req, u32 *p, struct nfs_writeargs *args)
* Encode GETACL arguments
*/
static int
nfs3_xdr_getaclargs(struct rpc_rqst *req, u32 *p,
nfs3_xdr_getaclargs(struct rpc_rqst *req, __be32 *p,
struct nfs3_getaclargs *args)
{
struct rpc_auth *auth = req->rq_task->tk_auth;
......@@ -664,7 +664,7 @@ nfs3_xdr_getaclargs(struct rpc_rqst *req, u32 *p,
* Encode SETACL arguments
*/
static int
nfs3_xdr_setaclargs(struct rpc_rqst *req, u32 *p,
nfs3_xdr_setaclargs(struct rpc_rqst *req, __be32 *p,
struct nfs3_setaclargs *args)
{
struct xdr_buf *buf = &req->rq_snd_buf;
......@@ -711,7 +711,7 @@ nfs3_xdr_setaclargs(struct rpc_rqst *req, u32 *p,
* Decode attrstat reply.
*/
static int
nfs3_xdr_attrstat(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
nfs3_xdr_attrstat(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr)
{
int status;
......@@ -726,7 +726,7 @@ nfs3_xdr_attrstat(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
* SATTR, REMOVE, RMDIR
*/
static int
nfs3_xdr_wccstat(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
nfs3_xdr_wccstat(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr)
{
int status;
......@@ -740,7 +740,7 @@ nfs3_xdr_wccstat(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
* Decode LOOKUP reply
*/
static int
nfs3_xdr_lookupres(struct rpc_rqst *req, u32 *p, struct nfs3_diropres *res)
nfs3_xdr_lookupres(struct rpc_rqst *req, __be32 *p, struct nfs3_diropres *res)
{
int status;
......@@ -759,7 +759,7 @@ nfs3_xdr_lookupres(struct rpc_rqst *req, u32 *p, struct nfs3_diropres *res)
* Decode ACCESS reply
*/
static int
nfs3_xdr_accessres(struct rpc_rqst *req, u32 *p, struct nfs3_accessres *res)
nfs3_xdr_accessres(struct rpc_rqst *req, __be32 *p, struct nfs3_accessres *res)
{
int status = ntohl(*p++);
......@@ -771,7 +771,7 @@ nfs3_xdr_accessres(struct rpc_rqst *req, u32 *p, struct nfs3_accessres *res)
}
static int
nfs3_xdr_readlinkargs(struct rpc_rqst *req, u32 *p, struct nfs3_readlinkargs *args)
nfs3_xdr_readlinkargs(struct rpc_rqst *req, __be32 *p, struct nfs3_readlinkargs *args)
{
struct rpc_auth *auth = req->rq_task->tk_auth;
unsigned int replen;
......@@ -789,7 +789,7 @@ nfs3_xdr_readlinkargs(struct rpc_rqst *req, u32 *p, struct nfs3_readlinkargs *ar
* Decode READLINK reply
*/
static int
nfs3_xdr_readlinkres(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
nfs3_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr)
{
struct xdr_buf *rcvbuf = &req->rq_rcv_buf;
struct kvec *iov = rcvbuf->head;
......@@ -837,7 +837,7 @@ nfs3_xdr_readlinkres(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
* Decode READ reply
*/
static int
nfs3_xdr_readres(struct rpc_rqst *req, u32 *p, struct nfs_readres *res)
nfs3_xdr_readres(struct rpc_rqst *req, __be32 *p, struct nfs_readres *res)
{
struct kvec *iov = req->rq_rcv_buf.head;
int status, count, ocount, recvd, hdrlen;
......@@ -888,7 +888,7 @@ nfs3_xdr_readres(struct rpc_rqst *req, u32 *p, struct nfs_readres *res)
* Decode WRITE response
*/
static int
nfs3_xdr_writeres(struct rpc_rqst *req, u32 *p, struct nfs_writeres *res)
nfs3_xdr_writeres(struct rpc_rqst *req, __be32 *p, struct nfs_writeres *res)
{
int status;
......@@ -910,7 +910,7 @@ nfs3_xdr_writeres(struct rpc_rqst *req, u32 *p, struct nfs_writeres *res)
* Decode a CREATE response
*/
static int
nfs3_xdr_createres(struct rpc_rqst *req, u32 *p, struct nfs3_diropres *res)
nfs3_xdr_createres(struct rpc_rqst *req, __be32 *p, struct nfs3_diropres *res)
{
int status;
......@@ -937,7 +937,7 @@ nfs3_xdr_createres(struct rpc_rqst *req, u32 *p, struct nfs3_diropres *res)
* Decode RENAME reply
*/
static int
nfs3_xdr_renameres(struct rpc_rqst *req, u32 *p, struct nfs3_renameres *res)
nfs3_xdr_renameres(struct rpc_rqst *req, __be32 *p, struct nfs3_renameres *res)
{
int status;
......@@ -952,7 +952,7 @@ nfs3_xdr_renameres(struct rpc_rqst *req, u32 *p, struct nfs3_renameres *res)
* Decode LINK reply
*/
static int
nfs3_xdr_linkres(struct rpc_rqst *req, u32 *p, struct nfs3_linkres *res)
nfs3_xdr_linkres(struct rpc_rqst *req, __be32 *p, struct nfs3_linkres *res)
{
int status;
......@@ -967,7 +967,7 @@ nfs3_xdr_linkres(struct rpc_rqst *req, u32 *p, struct nfs3_linkres *res)
* Decode FSSTAT reply
*/
static int
nfs3_xdr_fsstatres(struct rpc_rqst *req, u32 *p, struct nfs_fsstat *res)
nfs3_xdr_fsstatres(struct rpc_rqst *req, __be32 *p, struct nfs_fsstat *res)
{
int status;
......@@ -992,7 +992,7 @@ nfs3_xdr_fsstatres(struct rpc_rqst *req, u32 *p, struct nfs_fsstat *res)
* Decode FSINFO reply
*/
static int
nfs3_xdr_fsinfores(struct rpc_rqst *req, u32 *p, struct nfs_fsinfo *res)
nfs3_xdr_fsinfores(struct rpc_rqst *req, __be32 *p, struct nfs_fsinfo *res)
{
int status;
......@@ -1020,7 +1020,7 @@ nfs3_xdr_fsinfores(struct rpc_rqst *req, u32 *p, struct nfs_fsinfo *res)
* Decode PATHCONF reply
*/
static int
nfs3_xdr_pathconfres(struct rpc_rqst *req, u32 *p, struct nfs_pathconf *res)
nfs3_xdr_pathconfres(struct rpc_rqst *req, __be32 *p, struct nfs_pathconf *res)
{
int status;
......@@ -1040,7 +1040,7 @@ nfs3_xdr_pathconfres(struct rpc_rqst *req, u32 *p, struct nfs_pathconf *res)
* Decode COMMIT reply
*/
static int
nfs3_xdr_commitres(struct rpc_rqst *req, u32 *p, struct nfs_writeres *res)
nfs3_xdr_commitres(struct rpc_rqst *req, __be32 *p, struct nfs_writeres *res)
{
int status;
......@@ -1059,7 +1059,7 @@ nfs3_xdr_commitres(struct rpc_rqst *req, u32 *p, struct nfs_writeres *res)
* Decode GETACL reply
*/
static int
nfs3_xdr_getaclres(struct rpc_rqst *req, u32 *p,
nfs3_xdr_getaclres(struct rpc_rqst *req, __be32 *p,
struct nfs3_getaclres *res)
{
struct xdr_buf *buf = &req->rq_rcv_buf;
......@@ -1091,7 +1091,7 @@ nfs3_xdr_getaclres(struct rpc_rqst *req, u32 *p,
* Decode setacl reply.
*/
static int
nfs3_xdr_setaclres(struct rpc_rqst *req, u32 *p, struct nfs_fattr *fattr)
nfs3_xdr_setaclres(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr)
{
int status = ntohl(*p++);
......
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