Merge remote-tracking branch 'rdma/for-next'

Initial roundup of 4.4 merge window candidates

- "Checksum offload support in user space" enablement
- Misc cxgb4 fixes, add T6 support
- Misc usnic fixes
- 32 bit build warning fixes
- Misc ocrdma fixes
- Multicast loopback prevention extension
- Extend the GID cache to store and return attributes of GIDs
- Misc iSER updates
- iSER clustering update
- Network NameSpace support for rdma CM
- Work Request cleanup series
- New Memory Registration API

diff --cc MAINTAINERS
Simple merge

diff --cc drivers/infiniband/hw/mlx5/main.c
Simple merge

diff --cc drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
index 634e50c8c5ef766ae144a2c51344294751902dea,11045ec8d94ce295c19c5a52ee5fe8774ccc9bd3..6f268518b37f0ec160d0fe6998942b6042823489
--- 1/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
--- 2/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
@@@ -47,8 -47,8 +47,9 @@@
  #include <linux/timer.h>
  #include <linux/vmalloc.h>
  #include <linux/etherdevice.h>
 +#include <linux/net_tstamp.h>
  #include <asm/io.h>
+ #include "t4_chip_type.h"
  #include "cxgb4_uld.h"
  
  #define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__)

diff --cc drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
Simple merge

diff --cc drivers/net/ethernet/mellanox/mlx4/fw.c
Simple merge

diff --cc drivers/net/ethernet/mellanox/mlx4/qp.c
Simple merge

diff --cc drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
Simple merge

diff --cc include/linux/mlx4/device.h
Simple merge

diff --cc include/linux/sunrpc/svc_rdma.h
Simple merge

diff --cc net/rds/ib.c
Simple merge

diff --cc net/rds/ib.h
Simple merge

diff --cc net/rds/ib_cm.c
Simple merge

diff --cc net/rds/ib_send.c
Simple merge

diff --cc net/rds/iw_rdma.c
index d3d4454ffc84c6603397976e8c027b62c3300fbe,47bd68451ff7417e267ff7a9812d03c954deb1eb..b09a40c1adceebf170617da3826c82002b04807a
--- 1/net/rds/iw_rdma.c
--- 2/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@@ -75,10 -74,10 +74,10 @@@ struct rds_iw_mr_pool 
        int                     max_pages;
  };
  
 -static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all);
 +static void rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all);
  static void rds_iw_mr_pool_flush_worker(struct work_struct *work);
- static int rds_iw_init_fastreg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);
- static int rds_iw_map_fastreg(struct rds_iw_mr_pool *pool,
+ static int rds_iw_init_reg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);
+ static int rds_iw_map_reg(struct rds_iw_mr_pool *pool,
                          struct rds_iw_mr *ibmr,
                          struct scatterlist *sg, unsigned int nents);
  static void rds_iw_free_fastreg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);

diff --cc net/sunrpc/xprtrdma/frwr_ops.c
Simple merge

diff --cc net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index f0c3ff67ca987427136baebf67034ad3bf58a27f,cb0991345816e4ab2c2c99c6242726bef7e6c98a..ff4f01e527ecc08a1480ecba8f00d41a90a76571
--- 1/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
--- 2/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@@ -235,17 -234,14 +235,14 @@@ int rdma_read_chunk_frmr(struct svcxprt
  
        ctxt->direction = DMA_FROM_DEVICE;
        ctxt->frmr = frmr;
-       pages_needed = min_t(int, pages_needed, xprt->sc_frmr_pg_list_len);
-       read = min_t(int, (pages_needed << PAGE_SHIFT) - *page_offset,
-                    rs_length);
+       nents = min_t(unsigned int, nents, xprt->sc_frmr_pg_list_len);
 -      read = min_t(int, nents << PAGE_SHIFT, rs_length);
++      read = min_t(int, (nents << PAGE_SHIFT) - *page_offset, rs_length);
  
-       frmr->kva = page_address(rqstp->rq_arg.pages[pg_no]);
        frmr->direction = DMA_FROM_DEVICE;
        frmr->access_flags = (IB_ACCESS_LOCAL_WRITE|IB_ACCESS_REMOTE_WRITE);
-       frmr->map_len = pages_needed << PAGE_SHIFT;
-       frmr->page_list_len = pages_needed;
+       frmr->sg_nents = nents;
  
-       for (pno = 0; pno < pages_needed; pno++) {
+       for (pno = 0; pno < nents; pno++) {
                int len = min_t(int, rs_length, PAGE_SIZE - pg_off);
  
                head->arg.pages[pg_no] = rqstp->rq_arg.pages[pg_no];

diff --cc net/sunrpc/xprtrdma/svc_rdma_transport.c
Simple merge

diff --cc net/sunrpc/xprtrdma/verbs.c
Simple merge

diff --cc net/sunrpc/xprtrdma/xprt_rdma.h
Simple merge