svcrdma: Combine list fields in struct svc_rdma_op_ctxt

Clean up: The free list and the dto_q list fields are never used at
the same time. Reduce the size of struct svc_rdma_op_ctxt by
combining these fields.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index f77a7bc1612c..b105f73e3ca2 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -70,7 +70,7 @@ extern atomic_t rdma_stat_sq_prod;
  * completes.
  */
 struct svc_rdma_op_ctxt {
-        struct list_head free;
+        struct list_head list;
         struct svc_rdma_op_ctxt *read_hdr;
         struct svc_rdma_fastreg_mr *frmr;
         int hdr_count;
@@ -78,7 +78,6 @@ struct svc_rdma_op_ctxt {
         struct ib_cqe cqe;
         struct ib_cqe reg_cqe;
         struct ib_cqe inv_cqe;
-        struct list_head dto_q;
         u32 byte_len;
         u32 position;
         struct svcxprt_rdma *xprt;