From: sagi@grimberg.me (Sagi Grimberg)
Subject: [PATCH 1/2] nvme-rdma: Get rid of duplicate variable
Date: Fri, 26 Aug 2016 00:41:14 +0300 [thread overview]
Message-ID: <1472161275-6642-2-git-send-email-sagi@grimberg.me> (raw)
In-Reply-To: <1472161275-6642-1-git-send-email-sagi@grimberg.me>
We already have need_inval in ib_mr, lets use
that instead.
Signed-off-by: Sagi Grimberg <sagi at grimberg.me>
---
drivers/nvme/host/rdma.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index c133256fd745..881ac28575ef 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -77,7 +77,6 @@ struct nvme_rdma_request {
u32 num_sge;
int nents;
bool inline_data;
- bool need_inval;
struct ib_reg_wr reg_wr;
struct ib_cqe reg_cqe;
struct nvme_rdma_queue *queue;
@@ -286,7 +285,7 @@ static int nvme_rdma_reinit_request(void *data, struct request *rq)
struct nvme_rdma_request *req = blk_mq_rq_to_pdu(rq);
int ret = 0;
- if (!req->need_inval)
+ if (!req->mr->need_inval)
goto out;
ib_dereg_mr(req->mr);
@@ -298,7 +297,7 @@ static int nvme_rdma_reinit_request(void *data, struct request *rq)
req->mr = NULL;
}
- req->need_inval = false;
+ req->mr->need_inval = false;
out:
return ret;
@@ -850,7 +849,7 @@ static void nvme_rdma_unmap_data(struct nvme_rdma_queue *queue,
if (!blk_rq_bytes(rq))
return;
- if (req->need_inval) {
+ if (req->mr->need_inval) {
res = nvme_rdma_inv_rkey(queue, req);
if (res < 0) {
dev_err(ctrl->ctrl.device,
@@ -936,7 +935,7 @@ static int nvme_rdma_map_sg_fr(struct nvme_rdma_queue *queue,
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
- req->need_inval = true;
+ req->mr->need_inval = true;
sg->addr = cpu_to_le64(req->mr->iova);
put_unaligned_le24(req->mr->length, sg->length);
@@ -959,7 +958,7 @@ static int nvme_rdma_map_data(struct nvme_rdma_queue *queue,
req->num_sge = 1;
req->inline_data = false;
- req->need_inval = false;
+ req->mr->need_inval = false;
c->common.flags |= NVME_CMD_SGL_METABUF;
@@ -1146,7 +1145,7 @@ static int nvme_rdma_process_nvme_rsp(struct nvme_rdma_queue *queue,
if ((wc->wc_flags & IB_WC_WITH_INVALIDATE) &&
wc->ex.invalidate_rkey == req->mr->rkey)
- req->need_inval = false;
+ req->mr->need_inval = false;
blk_mq_complete_request(rq, status);
@@ -1476,7 +1475,7 @@ static int nvme_rdma_queue_rq(struct blk_mq_hw_ctx *hctx,
if (rq->cmd_type == REQ_TYPE_FS && req_op(rq) == REQ_OP_FLUSH)
flush = true;
ret = nvme_rdma_post_send(queue, sqe, req->sge, req->num_sge,
- req->need_inval ? &req->reg_wr.wr : NULL, flush);
+ req->mr->need_inval ? &req->reg_wr.wr : NULL, flush);
if (ret) {
nvme_rdma_unmap_data(queue, rq);
goto err;
--
1.9.1
next prev parent reply other threads:[~2016-08-25 21:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-25 21:41 [PATCH 0/2] Two small patches for nvme-rdma Sagi Grimberg
2016-08-25 21:41 ` Sagi Grimberg [this message]
2016-08-26 6:27 ` [PATCH 1/2] nvme-rdma: Get rid of duplicate variable Christoph Hellwig
2016-08-25 21:41 ` [PATCH 2/2] nvme-rdma: Get rid of redundant defines Sagi Grimberg
2016-08-26 6:28 ` Christoph Hellwig
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