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xprtrdma: Move the Work Request union to struct rpcrdma_mr

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Clean up.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Chuck Lever 2021-04-19 14:04:15 -04:00 committed by Trond Myklebust
parent 9a301cafc8
commit dcff9ed209
2 changed files with 13 additions and 23 deletions
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28
net/sunrpc/xprtrdma/frwr_ops.c
View File

@ -333,7 +333,7 @@ struct rpcrdma_mr_seg *frwr_map(struct rpcrdma_xprt *r_xprt,
key = (u8)(ibmr->rkey & 0x000000FF);
ib_update_fast_reg_key(ibmr, ++key);
reg_wr = &mr->frwr.fr_regwr;
reg_wr = &mr->mr_regwr;
reg_wr->mr = ibmr;
reg_wr->key = ibmr->rkey;
reg_wr->access = writing ?
@ -398,19 +398,15 @@ int frwr_send(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
num_wrs = 1;
post_wr = send_wr;
list_for_each_entry(mr, &req->rl_registered, mr_list) {
struct rpcrdma_frwr *frwr;
trace_xprtrdma_mr_fastreg(mr);
frwr = &mr->frwr;
mr->mr_cqe.done = frwr_wc_fastreg;
frwr->fr_regwr.wr.next = post_wr;
frwr->fr_regwr.wr.wr_cqe = &mr->mr_cqe;
frwr->fr_regwr.wr.num_sge = 0;
frwr->fr_regwr.wr.opcode = IB_WR_REG_MR;
frwr->fr_regwr.wr.send_flags = 0;
post_wr = &frwr->fr_regwr.wr;
mr->mr_regwr.wr.next = post_wr;
mr->mr_regwr.wr.wr_cqe = &mr->mr_cqe;
mr->mr_regwr.wr.num_sge = 0;
mr->mr_regwr.wr.opcode = IB_WR_REG_MR;
mr->mr_regwr.wr.send_flags = 0;
post_wr = &mr->mr_regwr.wr;
++num_wrs;
}
@ -506,7 +502,6 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
struct ib_send_wr *first, **prev, *last;
struct rpcrdma_ep *ep = r_xprt->rx_ep;
const struct ib_send_wr *bad_wr;
struct rpcrdma_frwr *frwr;
struct rpcrdma_mr *mr;
int rc;
@ -515,15 +510,13 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
* Chain the LOCAL_INV Work Requests and post them with
* a single ib_post_send() call.
*/
frwr = NULL;
prev = &first;
while ((mr = rpcrdma_mr_pop(&req->rl_registered))) {
trace_xprtrdma_mr_localinv(mr);
r_xprt->rx_stats.local_inv_needed++;
frwr = &mr->frwr;
last = &frwr->fr_invwr;
last = &mr->mr_invwr;
last->next = NULL;
last->wr_cqe = &mr->mr_cqe;
last->sg_list = NULL;
@ -608,22 +601,19 @@ void frwr_unmap_async(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
{
struct ib_send_wr *first, *last, **prev;
struct rpcrdma_ep *ep = r_xprt->rx_ep;
struct rpcrdma_frwr *frwr;
struct rpcrdma_mr *mr;
int rc;
/* Chain the LOCAL_INV Work Requests and post them with
* a single ib_post_send() call.
*/
frwr = NULL;
prev = &first;
while ((mr = rpcrdma_mr_pop(&req->rl_registered))) {
trace_xprtrdma_mr_localinv(mr);
r_xprt->rx_stats.local_inv_needed++;
frwr = &mr->frwr;
last = &frwr->fr_invwr;
last = &mr->mr_invwr;
last->next = NULL;
last->wr_cqe = &mr->mr_cqe;
last->sg_list = NULL;

8
net/sunrpc/xprtrdma/xprt_rdma.h
View File

@ -231,10 +231,6 @@ struct rpcrdma_sendctx {
*/
struct rpcrdma_frwr {
struct ib_mr *fr_mr;
union {
struct ib_reg_wr fr_regwr;
struct ib_send_wr fr_invwr;
};
};
struct rpcrdma_req;
@ -247,6 +243,10 @@ struct rpcrdma_mr {
enum dma_data_direction mr_dir;
struct ib_cqe mr_cqe;
struct completion mr_linv_done;
union {
struct ib_reg_wr mr_regwr;
struct ib_send_wr mr_invwr;
};
struct rpcrdma_frwr frwr;
struct rpcrdma_xprt *mr_xprt;
u32 mr_handle;