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-rw-r--r--fs/nfs/callback_xdr.c5
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.c2
-rw-r--r--include/linux/sunrpc/xdr.h8
-rw-r--r--net/sunrpc/auth.c4
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c4
-rw-r--r--net/sunrpc/xdr.c12
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c2
-rw-r--r--net/sunrpc/xprtrdma/rpc_rdma.c4
8 files changed, 26 insertions, 15 deletions
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index a87a56273407..bc7c1766a2be 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -943,10 +943,11 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp)
};
unsigned int nops = 0;
- xdr_init_decode(&xdr_in, &rqstp->rq_arg, rqstp->rq_arg.head[0].iov_base);
+ xdr_init_decode(&xdr_in, &rqstp->rq_arg,
+ rqstp->rq_arg.head[0].iov_base, NULL);
p = (__be32*)((char *)rqstp->rq_res.head[0].iov_base + rqstp->rq_res.head[0].iov_len);
- xdr_init_encode(&xdr_out, &rqstp->rq_res, p);
+ xdr_init_encode(&xdr_out, &rqstp->rq_res, p, NULL);
status = decode_compound_hdr_arg(&xdr_in, &hdr_arg);
if (status == htonl(NFS4ERR_RESOURCE))
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 63abe705f4ca..32701b6a9566 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -2036,7 +2036,7 @@ ff_layout_encode_layoutreturn(struct xdr_stream *xdr,
dprintk("%s: Begin\n", __func__);
- xdr_init_encode(&tmp_xdr, &tmp_buf, NULL);
+ xdr_init_encode(&tmp_xdr, &tmp_buf, NULL, NULL);
ff_layout_encode_ioerr(&tmp_xdr, args, ff_args);
ff_layout_encode_iostats_array(&tmp_xdr, args, ff_args);
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 2ec128060239..787939d13643 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -217,6 +217,8 @@ struct xdr_stream {
struct kvec scratch; /* Scratch buffer */
struct page **page_ptr; /* pointer to the current page */
unsigned int nwords; /* Remaining decode buffer length */
+
+ struct rpc_rqst *rqst; /* For debugging */
};
/*
@@ -227,7 +229,8 @@ typedef void (*kxdreproc_t)(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
typedef int (*kxdrdproc_t)(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
void *obj);
-extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p);
+extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf,
+ __be32 *p, struct rpc_rqst *rqst);
extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes);
extern void xdr_commit_encode(struct xdr_stream *xdr);
extern void xdr_truncate_encode(struct xdr_stream *xdr, size_t len);
@@ -235,7 +238,8 @@ extern int xdr_restrict_buflen(struct xdr_stream *xdr, int newbuflen);
extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages,
unsigned int base, unsigned int len);
extern unsigned int xdr_stream_pos(const struct xdr_stream *xdr);
-extern void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p);
+extern void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf,
+ __be32 *p, struct rpc_rqst *rqst);
extern void xdr_init_decode_pages(struct xdr_stream *xdr, struct xdr_buf *buf,
struct page **pages, unsigned int len);
extern void xdr_set_scratch_buffer(struct xdr_stream *xdr, void *buf, size_t buflen);
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index f3023bbc0b7f..8dfab6119e6a 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -798,7 +798,7 @@ static void rpcauth_wrap_req_encode(kxdreproc_t encode, struct rpc_rqst *rqstp,
{
struct xdr_stream xdr;
- xdr_init_encode(&xdr, &rqstp->rq_snd_buf, data);
+ xdr_init_encode(&xdr, &rqstp->rq_snd_buf, data, rqstp);
encode(rqstp, &xdr, obj);
}
@@ -823,7 +823,7 @@ rpcauth_unwrap_req_decode(kxdrdproc_t decode, struct rpc_rqst *rqstp,
{
struct xdr_stream xdr;
- xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, data);
+ xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, data, rqstp);
return decode(rqstp, &xdr, obj);
}
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 1531b0219344..a42672e81792 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -1722,7 +1722,7 @@ static void gss_wrap_req_encode(kxdreproc_t encode, struct rpc_rqst *rqstp,
{
struct xdr_stream xdr;
- xdr_init_encode(&xdr, &rqstp->rq_snd_buf, p);
+ xdr_init_encode(&xdr, &rqstp->rq_snd_buf, p, rqstp);
encode(rqstp, &xdr, obj);
}
@@ -1998,7 +1998,7 @@ gss_unwrap_req_decode(kxdrdproc_t decode, struct rpc_rqst *rqstp,
{
struct xdr_stream xdr;
- xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
+ xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p, rqstp);
return decode(rqstp, &xdr, obj);
}
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index f302c6eb8779..345f08b634ee 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -483,6 +483,7 @@ EXPORT_SYMBOL_GPL(xdr_stream_pos);
* @xdr: pointer to xdr_stream struct
* @buf: pointer to XDR buffer in which to encode data
* @p: current pointer inside XDR buffer
+ * @rqst: pointer to controlling rpc_rqst, for debugging
*
* Note: at the moment the RPC client only passes the length of our
* scratch buffer in the xdr_buf's header kvec. Previously this
@@ -491,7 +492,8 @@ EXPORT_SYMBOL_GPL(xdr_stream_pos);
* of the buffer length, and takes care of adjusting the kvec
* length for us.
*/
-void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p)
+void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p,
+ struct rpc_rqst *rqst)
{
struct kvec *iov = buf->head;
int scratch_len = buf->buflen - buf->page_len - buf->tail[0].iov_len;
@@ -513,6 +515,7 @@ void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p)
buf->len += len;
iov->iov_len += len;
}
+ xdr->rqst = rqst;
}
EXPORT_SYMBOL_GPL(xdr_init_encode);
@@ -819,8 +822,10 @@ static bool xdr_set_next_buffer(struct xdr_stream *xdr)
* @xdr: pointer to xdr_stream struct
* @buf: pointer to XDR buffer from which to decode data
* @p: current pointer inside XDR buffer
+ * @rqst: pointer to controlling rpc_rqst, for debugging
*/
-void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p)
+void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p,
+ struct rpc_rqst *rqst)
{
xdr->buf = buf;
xdr->scratch.iov_base = NULL;
@@ -836,6 +841,7 @@ void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p)
xdr->nwords -= p - xdr->p;
xdr->p = p;
}
+ xdr->rqst = rqst;
}
EXPORT_SYMBOL_GPL(xdr_init_decode);
@@ -854,7 +860,7 @@ void xdr_init_decode_pages(struct xdr_stream *xdr, struct xdr_buf *buf,
buf->page_len = len;
buf->buflen = len;
buf->len = len;
- xdr_init_decode(xdr, buf, NULL);
+ xdr_init_decode(xdr, buf, NULL, NULL);
}
EXPORT_SYMBOL_GPL(xdr_init_decode_pages);
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 0de9b3e63770..98c1e43eb7b1 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -123,7 +123,7 @@ static int rpcrdma_bc_marshal_reply(struct rpc_rqst *rqst)
rpcrdma_set_xdrlen(&req->rl_hdrbuf, 0);
xdr_init_encode(&req->rl_stream, &req->rl_hdrbuf,
- req->rl_rdmabuf->rg_base);
+ req->rl_rdmabuf->rg_base, rqst);
p = xdr_reserve_space(&req->rl_stream, 28);
if (unlikely(!p))
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 7774aee7c013..6c1fb270f127 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -748,7 +748,7 @@ rpcrdma_marshal_req(struct rpcrdma_xprt *r_xprt, struct rpc_rqst *rqst)
rpcrdma_set_xdrlen(&req->rl_hdrbuf, 0);
xdr_init_encode(xdr, &req->rl_hdrbuf,
- req->rl_rdmabuf->rg_base);
+ req->rl_rdmabuf->rg_base, rqst);
/* Fixed header fields */
ret = -EMSGSIZE;
@@ -1329,7 +1329,7 @@ void rpcrdma_reply_handler(struct rpcrdma_rep *rep)
/* Fixed transport header fields */
xdr_init_decode(&rep->rr_stream, &rep->rr_hdrbuf,
- rep->rr_hdrbuf.head[0].iov_base);
+ rep->rr_hdrbuf.head[0].iov_base, NULL);
p = xdr_inline_decode(&rep->rr_stream, 4 * sizeof(*p));
if (unlikely(!p))
goto out_shortreply;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.