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path: root/net/sunrpc/xprtrdma/backchannel.c
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Diffstat (limited to 'net/sunrpc/xprtrdma/backchannel.c')
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 2c472e1b4827..24fedd4b117e 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -55,7 +55,8 @@ static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
if (IS_ERR(rb))
goto out_fail;
req->rl_sendbuf = rb;
- xdr_buf_init(&rqst->rq_snd_buf, rb->rg_base, size);
+ xdr_buf_init(&rqst->rq_snd_buf, rb->rg_base,
+ min_t(size_t, size, PAGE_SIZE));
rpcrdma_set_xprtdata(rqst, req);
return 0;
@@ -191,6 +192,7 @@ size_t xprt_rdma_bc_maxpayload(struct rpc_xprt *xprt)
size_t maxmsg;
maxmsg = min_t(unsigned int, cdata->inline_rsize, cdata->inline_wsize);
+ maxmsg = min_t(unsigned int, maxmsg, PAGE_SIZE);
return maxmsg - RPCRDMA_HDRLEN_MIN;
}