summaryrefslogtreecommitdiff
path: root/net/sunrpc/xprtrdma
diff options
context:
space:
mode:
authorTom Talpey <talpey@netapp.com>2008-10-09 14:59:59 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-10-10 15:09:24 -0400
commitfe9053b30bb48b99f7b45541249f5cfe96bdf7f7 (patch)
tree41904e855b60678ae8788e68e8a5944d686b31e3 /net/sunrpc/xprtrdma
parent8d4ba0347ccfea4f12e56e2484954b891411b74d (diff)
downloadlwn-fe9053b30bb48b99f7b45541249f5cfe96bdf7f7.tar.gz
lwn-fe9053b30bb48b99f7b45541249f5cfe96bdf7f7.zip
RPC/RDMA: add data types and new FRMR memory registration enum.
Internal RPC/RDMA structure updates in preparation for FRMR support. Signed-off-by: Tom Talpey <talpey@netapp.com> Acked-by: Tom Tucker <tom@opengridcomputing.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/xprtrdma')
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index 2427822f8bd4..05b7898e1f4b 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -58,6 +58,8 @@ struct rpcrdma_ia {
struct rdma_cm_id *ri_id;
struct ib_pd *ri_pd;
struct ib_mr *ri_bind_mem;
+ u32 ri_dma_lkey;
+ int ri_have_dma_lkey;
struct completion ri_done;
int ri_async_rc;
enum rpcrdma_memreg ri_memreg_strategy;
@@ -156,6 +158,10 @@ struct rpcrdma_mr_seg { /* chunk descriptors */
union {
struct ib_mw *mw;
struct ib_fmr *fmr;
+ struct {
+ struct ib_fast_reg_page_list *fr_pgl;
+ struct ib_mr *fr_mr;
+ } frmr;
} r;
struct list_head mw_list;
} *rl_mw;
@@ -198,7 +204,7 @@ struct rpcrdma_buffer {
atomic_t rb_credits; /* most recent server credits */
unsigned long rb_cwndscale; /* cached framework rpc_cwndscale */
int rb_max_requests;/* client max requests */
- struct list_head rb_mws; /* optional memory windows/fmrs */
+ struct list_head rb_mws; /* optional memory windows/fmrs/frmrs */
int rb_send_index;
struct rpcrdma_req **rb_send_bufs;
int rb_recv_index;