UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

IB: remove xrc_remote_srq_num from struct ib_send_wr 

The field is only initialized in mlx, but never used.

If we want to add proper XRC support it should be done with a new
struct ib_xrc_wr.

This shrinks the various WR structures by another 4 bytes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Tested-by: Haggai Eran <haggaie@mellanox.com>
This commit is contained in:
Christoph Hellwig 2015-08-19 14:58:43 +02:00
parent e622f2f4ad
commit 25556ae6b9
2 changed files with 0 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/infiniband/hw/mlx5/qp.c
View File

@ -2627,7 +2627,6 @@ int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
switch (ibqp->qp_type) {
case IB_QPT_XRC_INI:
xrc = seg;
xrc->xrc_srqn = htonl(wr->xrc_remote_srq_num);
seg += sizeof(*xrc);
size += sizeof(*xrc) / 16;
/* fall through */

1
include/rdma/ib_verbs.h
View File

@ -1100,7 +1100,6 @@ struct ib_send_wr {
__be32 imm_data;
u32 invalidate_rkey;
} ex;
u32 xrc_remote_srq_num; /* XRC TGT QPs only */
};
struct ib_rdma_wr {