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authorChuck Lever <chuck.lever@oracle.com>2015-01-13 11:03:20 -0500
committerJ. Bruce Fields <bfields@redhat.com>2015-01-15 15:01:46 -0500
commite54524111f51eac1900cf91aca3d38a92a6b11c0 (patch)
tree9c743ddc7d54a9aaf35b66d3cfa727ecac00f749 /include/linux/sunrpc/svc_rdma.h
parente5523bd28101869c85856247fc120faaf72bd232 (diff)
svcrdma: Plant reader function in struct svcxprt_rdma
The RDMA reader function doesn't change once an svcxprt_rdma is instantiated. Instead of checking sc_devcap during every incoming RPC, set the reader function once when the connection is accepted. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/linux/sunrpc/svc_rdma.h')
-rw-r--r--include/linux/sunrpc/svc_rdma.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index 2280325e4c88..f161e309f25e 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -150,6 +150,10 @@ struct svcxprt_rdma {
struct ib_cq *sc_rq_cq;
struct ib_cq *sc_sq_cq;
struct ib_mr *sc_phys_mr; /* MR for server memory */
+ int (*sc_reader)(struct svcxprt_rdma *,
+ struct svc_rqst *,
+ struct svc_rdma_op_ctxt *,
+ int *, u32 *, u32, u32, u64, bool);
u32 sc_dev_caps; /* distilled device caps */
u32 sc_dma_lkey; /* local dma key */
unsigned int sc_frmr_pg_list_len;
@@ -195,6 +199,12 @@ extern int svc_rdma_xdr_get_reply_hdr_len(struct rpcrdma_msg *);
/* svc_rdma_recvfrom.c */
extern int svc_rdma_recvfrom(struct svc_rqst *);
+extern int rdma_read_chunk_lcl(struct svcxprt_rdma *, struct svc_rqst *,
+ struct svc_rdma_op_ctxt *, int *, u32 *,
+ u32, u32, u64, bool);
+extern int rdma_read_chunk_frmr(struct svcxprt_rdma *, struct svc_rqst *,
+ struct svc_rdma_op_ctxt *, int *, u32 *,
+ u32, u32, u64, bool);
/* svc_rdma_sendto.c */
extern int svc_rdma_sendto(struct svc_rqst *);