diff options
Diffstat (limited to 'net/sunrpc/xprtrdma/svc_rdma_marshal.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/svc_rdma_marshal.c | 66 |
1 files changed, 16 insertions, 50 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_marshal.c b/net/sunrpc/xprtrdma/svc_rdma_marshal.c index 9530ef2d40dc..8d2edddf48cf 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_marshal.c +++ b/net/sunrpc/xprtrdma/svc_rdma_marshal.c @@ -60,21 +60,11 @@ static u32 *decode_read_list(u32 *va, u32 *vaend) struct rpcrdma_read_chunk *ch = (struct rpcrdma_read_chunk *)va; while (ch->rc_discrim != xdr_zero) { - u64 ch_offset; - if (((unsigned long)ch + sizeof(struct rpcrdma_read_chunk)) > (unsigned long)vaend) { dprintk("svcrdma: vaend=%p, ch=%p\n", vaend, ch); return NULL; } - - ch->rc_discrim = ntohl(ch->rc_discrim); - ch->rc_position = ntohl(ch->rc_position); - ch->rc_target.rs_handle = ntohl(ch->rc_target.rs_handle); - ch->rc_target.rs_length = ntohl(ch->rc_target.rs_length); - va = (u32 *)&ch->rc_target.rs_offset; - xdr_decode_hyper(va, &ch_offset); - put_unaligned(ch_offset, (u64 *)va); ch++; } return (u32 *)&ch->rc_position; @@ -91,7 +81,7 @@ void svc_rdma_rcl_chunk_counts(struct rpcrdma_read_chunk *ch, *byte_count = 0; *ch_count = 0; for (; ch->rc_discrim != 0; ch++) { - *byte_count = *byte_count + ch->rc_target.rs_length; + *byte_count = *byte_count + ntohl(ch->rc_target.rs_length); *ch_count = *ch_count + 1; } } @@ -108,7 +98,8 @@ void svc_rdma_rcl_chunk_counts(struct rpcrdma_read_chunk *ch, */ static u32 *decode_write_list(u32 *va, u32 *vaend) { - int ch_no; + int nchunks; + struct rpcrdma_write_array *ary = (struct rpcrdma_write_array *)va; @@ -121,37 +112,24 @@ static u32 *decode_write_list(u32 *va, u32 *vaend) dprintk("svcrdma: ary=%p, vaend=%p\n", ary, vaend); return NULL; } - ary->wc_discrim = ntohl(ary->wc_discrim); - ary->wc_nchunks = ntohl(ary->wc_nchunks); + nchunks = ntohl(ary->wc_nchunks); if (((unsigned long)&ary->wc_array[0] + - (sizeof(struct rpcrdma_write_chunk) * ary->wc_nchunks)) > + (sizeof(struct rpcrdma_write_chunk) * nchunks)) > (unsigned long)vaend) { dprintk("svcrdma: ary=%p, wc_nchunks=%d, vaend=%p\n", - ary, ary->wc_nchunks, vaend); + ary, nchunks, vaend); return NULL; } - for (ch_no = 0; ch_no < ary->wc_nchunks; ch_no++) { - u64 ch_offset; - - ary->wc_array[ch_no].wc_target.rs_handle = - ntohl(ary->wc_array[ch_no].wc_target.rs_handle); - ary->wc_array[ch_no].wc_target.rs_length = - ntohl(ary->wc_array[ch_no].wc_target.rs_length); - va = (u32 *)&ary->wc_array[ch_no].wc_target.rs_offset; - xdr_decode_hyper(va, &ch_offset); - put_unaligned(ch_offset, (u64 *)va); - } - /* * rs_length is the 2nd 4B field in wc_target and taking its * address skips the list terminator */ - return (u32 *)&ary->wc_array[ch_no].wc_target.rs_length; + return (u32 *)&ary->wc_array[nchunks].wc_target.rs_length; } static u32 *decode_reply_array(u32 *va, u32 *vaend) { - int ch_no; + int nchunks; struct rpcrdma_write_array *ary = (struct rpcrdma_write_array *)va; @@ -164,28 +142,15 @@ static u32 *decode_reply_array(u32 *va, u32 *vaend) dprintk("svcrdma: ary=%p, vaend=%p\n", ary, vaend); return NULL; } - ary->wc_discrim = ntohl(ary->wc_discrim); - ary->wc_nchunks = ntohl(ary->wc_nchunks); + nchunks = ntohl(ary->wc_nchunks); if (((unsigned long)&ary->wc_array[0] + - (sizeof(struct rpcrdma_write_chunk) * ary->wc_nchunks)) > + (sizeof(struct rpcrdma_write_chunk) * nchunks)) > (unsigned long)vaend) { dprintk("svcrdma: ary=%p, wc_nchunks=%d, vaend=%p\n", - ary, ary->wc_nchunks, vaend); + ary, nchunks, vaend); return NULL; } - for (ch_no = 0; ch_no < ary->wc_nchunks; ch_no++) { - u64 ch_offset; - - ary->wc_array[ch_no].wc_target.rs_handle = - ntohl(ary->wc_array[ch_no].wc_target.rs_handle); - ary->wc_array[ch_no].wc_target.rs_length = - ntohl(ary->wc_array[ch_no].wc_target.rs_length); - va = (u32 *)&ary->wc_array[ch_no].wc_target.rs_offset; - xdr_decode_hyper(va, &ch_offset); - put_unaligned(ch_offset, (u64 *)va); - } - - return (u32 *)&ary->wc_array[ch_no]; + return (u32 *)&ary->wc_array[nchunks]; } int svc_rdma_xdr_decode_req(struct rpcrdma_msg **rdma_req, @@ -386,13 +351,14 @@ void svc_rdma_xdr_encode_reply_array(struct rpcrdma_write_array *ary, void svc_rdma_xdr_encode_array_chunk(struct rpcrdma_write_array *ary, int chunk_no, - u32 rs_handle, u64 rs_offset, + __be32 rs_handle, + __be64 rs_offset, u32 write_len) { struct rpcrdma_segment *seg = &ary->wc_array[chunk_no].wc_target; - seg->rs_handle = htonl(rs_handle); + seg->rs_handle = rs_handle; + seg->rs_offset = rs_offset; seg->rs_length = htonl(write_len); - xdr_encode_hyper((u32 *) &seg->rs_offset, rs_offset); } void svc_rdma_xdr_encode_reply_header(struct svcxprt_rdma *xprt, |