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Diffstat (limited to 'net/sunrpc/xprtrdma/svc_rdma_transport.c')
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_transport.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 21e40365042c..fcc3eb80c265 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -734,17 +734,19 @@ static struct svc_rdma_fastreg_mr *rdma_alloc_frmr(struct svcxprt_rdma *xprt)
struct ib_mr *mr;
struct ib_fast_reg_page_list *pl;
struct svc_rdma_fastreg_mr *frmr;
+ u32 num_sg;
frmr = kmalloc(sizeof(*frmr), GFP_KERNEL);
if (!frmr)
goto err;
- mr = ib_alloc_fast_reg_mr(xprt->sc_pd, RPCSVC_MAXPAGES);
+ num_sg = min_t(u32, RPCSVC_MAXPAGES, xprt->sc_frmr_pg_list_len);
+ mr = ib_alloc_mr(xprt->sc_pd, IB_MR_TYPE_MEM_REG, num_sg);
if (IS_ERR(mr))
goto err_free_frmr;
pl = ib_alloc_fast_reg_page_list(xprt->sc_cm_id->device,
- RPCSVC_MAXPAGES);
+ num_sg);
if (IS_ERR(pl))
goto err_free_mr;
@@ -873,6 +875,8 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
* capabilities of this particular device */
newxprt->sc_max_sge = min((size_t)devattr.max_sge,
(size_t)RPCSVC_MAXPAGES);
+ newxprt->sc_max_sge_rd = min_t(size_t, devattr.max_sge_rd,
+ RPCSVC_MAXPAGES);
newxprt->sc_max_requests = min((size_t)devattr.max_qp_wr,
(size_t)svcrdma_max_requests);
newxprt->sc_sq_depth = RPCRDMA_SQ_DEPTH_MULT * newxprt->sc_max_requests;
@@ -1047,6 +1051,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
" remote_ip : %pI4\n"
" remote_port : %d\n"
" max_sge : %d\n"
+ " max_sge_rd : %d\n"
" sq_depth : %d\n"
" max_requests : %d\n"
" ord : %d\n",
@@ -1060,6 +1065,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
ntohs(((struct sockaddr_in *)&newxprt->sc_cm_id->
route.addr.dst_addr)->sin_port),
newxprt->sc_max_sge,
+ newxprt->sc_max_sge_rd,
newxprt->sc_sq_depth,
newxprt->sc_max_requests,
newxprt->sc_ord);