From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@nvidia.com>
Cc: Avihai Horon <avihaih@nvidia.com>,
Adit Ranadive <aditr@vmware.com>,
Anna Schumaker <anna.schumaker@netapp.com>,
Ariel Elior <aelior@marvell.com>,
Bart Van Assche <bvanassche@acm.org>,
Bernard Metzler <bmt@zurich.ibm.com>,
Christoph Hellwig <hch@lst.de>,
Chuck Lever <chuck.lever@oracle.com>,
"David S. Miller" <davem@davemloft.net>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
Devesh Sharma <devesh.sharma@broadcom.com>,
Faisal Latif <faisal.latif@intel.com>,
Jack Wang <jinpu.wang@ionos.com>,
Jakub Kicinski <kuba@kernel.org>,
"J. Bruce Fields" <bfields@fieldses.org>,
Jens Axboe <axboe@fb.com>, Karsten Graul <kgraul@linux.ibm.com>,
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Max Gurtovoy <mgurtovoy@nvidia.com>,
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Michael Guralnik <michaelgur@nvidia.com>,
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VMware PV-Drivers <pv-drivers@vmware.com>,
Weihang Li <liweihang@huawei.com>,
Yishai Hadas <yishaih@nvidia.com>,
Zhu Yanjun <zyjzyj2000@gmail.com>
Subject: [PATCH rdma-next 04/10] RDMA/rtrs: Enable Relaxed Ordering
Date: Mon, 5 Apr 2021 08:23:58 +0300 [thread overview]
Message-ID: <20210405052404.213889-5-leon@kernel.org> (raw)
In-Reply-To: <20210405052404.213889-1-leon@kernel.org>
From: Avihai Horon <avihaih@nvidia.com>
Enable Relaxed Ordering fro rtrs client and server.
Relaxed Ordering is an optional access flag and as such, it is ignored
by vendors that don't support it.
Signed-off-by: Avihai Horon <avihaih@nvidia.com>
Reviewed-by: Michael Guralnik <michaelgur@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
drivers/infiniband/ulp/rtrs/rtrs-clt.c | 6 ++++--
drivers/infiniband/ulp/rtrs/rtrs-srv.c | 15 ++++++++-------
2 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 0d3960ed5b2b..a3fbb47a3574 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1099,7 +1099,8 @@ static int rtrs_clt_read_req(struct rtrs_clt_io_req *req)
.mr = req->mr,
.key = req->mr->rkey,
.access = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_WRITE),
+ IB_ACCESS_REMOTE_WRITE |
+ IB_ACCESS_RELAXED_ORDERING),
};
wr = &rwr.wr;
@@ -1260,7 +1261,8 @@ static int alloc_sess_reqs(struct rtrs_clt_sess *sess)
goto out;
req->mr = ib_alloc_mr(sess->s.dev->ib_pd, IB_MR_TYPE_MEM_REG,
- sess->max_pages_per_mr, 0);
+ sess->max_pages_per_mr,
+ IB_ACCESS_RELAXED_ORDERING);
if (IS_ERR(req->mr)) {
err = PTR_ERR(req->mr);
req->mr = NULL;
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 575f31ff20fd..c28ed5e2245d 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -312,8 +312,8 @@ static int rdma_write_sg(struct rtrs_srv_op *id)
rwr.mr = srv_mr->mr;
rwr.wr.send_flags = 0;
rwr.key = srv_mr->mr->rkey;
- rwr.access = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_WRITE);
+ rwr.access = (IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_WRITE |
+ IB_ACCESS_RELAXED_ORDERING);
msg = srv_mr->iu->buf;
msg->buf_id = cpu_to_le16(id->msg_id);
msg->type = cpu_to_le16(RTRS_MSG_RKEY_RSP);
@@ -432,8 +432,8 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id,
rwr.wr.send_flags = 0;
rwr.mr = srv_mr->mr;
rwr.key = srv_mr->mr->rkey;
- rwr.access = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_WRITE);
+ rwr.access = (IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_WRITE |
+ IB_ACCESS_RELAXED_ORDERING);
msg = srv_mr->iu->buf;
msg->buf_id = cpu_to_le16(id->msg_id);
msg->type = cpu_to_le16(RTRS_MSG_RKEY_RSP);
@@ -638,7 +638,7 @@ static int map_cont_bufs(struct rtrs_srv_sess *sess)
goto free_sg;
}
mr = ib_alloc_mr(sess->s.dev->ib_pd, IB_MR_TYPE_MEM_REG,
- sgt->nents, 0);
+ sgt->nents, IB_ACCESS_RELAXED_ORDERING);
if (IS_ERR(mr)) {
err = PTR_ERR(mr);
goto unmap_sg;
@@ -823,8 +823,9 @@ static int process_info_req(struct rtrs_srv_con *con,
rwr[mri].wr.send_flags = 0;
rwr[mri].mr = mr;
rwr[mri].key = mr->rkey;
- rwr[mri].access = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_WRITE);
+ rwr[mri].access =
+ (IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_WRITE |
+ IB_ACCESS_RELAXED_ORDERING);
reg_wr = &rwr[mri].wr;
}
--
2.30.2
next prev parent reply other threads:[~2021-04-05 5:24 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-05 5:23 [PATCH rdma-next 00/10] Enable relaxed ordering for ULPs Leon Romanovsky
2021-04-05 5:23 ` [PATCH rdma-next 01/10] RDMA: Add access flags to ib_alloc_mr() and ib_mr_pool_init() Leon Romanovsky
2021-04-05 13:46 ` Christoph Hellwig
2021-04-06 5:24 ` Leon Romanovsky
2021-04-05 15:27 ` Bart Van Assche
2021-04-06 5:23 ` Leon Romanovsky
2021-04-06 5:27 ` Christoph Hellwig
2021-04-06 5:58 ` Leon Romanovsky
2021-04-06 12:13 ` Jason Gunthorpe
2021-04-06 12:30 ` Christoph Hellwig
2021-04-06 14:04 ` Jason Gunthorpe
2021-04-06 14:15 ` Christoph Hellwig
2021-04-06 14:40 ` Jason Gunthorpe
2021-04-06 14:54 ` Christoph Hellwig
2021-04-06 15:03 ` Christoph Hellwig
2021-04-07 18:28 ` Jason Gunthorpe
2021-04-05 5:23 ` [PATCH rdma-next 02/10] RDMA/core: Enable Relaxed Ordering in __ib_alloc_pd() Leon Romanovsky
2021-04-05 18:01 ` Tom Talpey
2021-04-05 20:40 ` Adit Ranadive
2021-04-06 6:28 ` Leon Romanovsky
2021-04-05 5:23 ` [PATCH rdma-next 03/10] RDMA/iser: Enable Relaxed Ordering Leon Romanovsky
2021-04-05 5:23 ` Leon Romanovsky [this message]
2021-04-05 5:23 ` [PATCH rdma-next 05/10] RDMA/srp: " Leon Romanovsky
2021-04-05 5:24 ` [PATCH rdma-next 06/10] nvme-rdma: " Leon Romanovsky
2021-04-05 5:24 ` [PATCH rdma-next 07/10] cifs: smbd: " Leon Romanovsky
2021-04-05 5:24 ` [PATCH rdma-next 08/10] net/rds: " Leon Romanovsky
2021-04-05 5:24 ` [PATCH rdma-next 09/10] net/smc: " Leon Romanovsky
2021-04-05 5:24 ` [PATCH rdma-next 10/10] xprtrdma: " Leon Romanovsky
2021-04-05 13:41 ` [PATCH rdma-next 00/10] Enable relaxed ordering for ULPs Christoph Hellwig
2021-04-05 14:08 ` Leon Romanovsky
2021-04-05 16:11 ` Santosh Shilimkar
2021-04-05 17:54 ` Tom Talpey
2021-04-05 20:07 ` Jason Gunthorpe
2021-04-05 23:42 ` Chuck Lever III
2021-04-05 23:50 ` Keith Busch
2021-04-06 5:12 ` Leon Romanovsky
2021-04-06 11:49 ` Jason Gunthorpe
2021-04-09 14:26 ` Tom Talpey
2021-04-09 14:45 ` Chuck Lever III
2021-04-09 15:32 ` Tom Talpey
2021-04-09 16:27 ` Haakon Bugge
2021-04-09 17:49 ` Tom Talpey
2021-04-10 13:30 ` David Laight
2021-04-12 18:32 ` Haakon Bugge
2021-04-12 20:20 ` Tom Talpey
2021-04-12 22:48 ` Jason Gunthorpe
2021-04-14 14:16 ` Tom Talpey
2021-04-14 14:41 ` David Laight
2021-04-14 14:49 ` Jason Gunthorpe
2021-04-14 14:44 ` Jason Gunthorpe
2021-04-09 16:40 ` Jason Gunthorpe
2021-04-09 17:44 ` Tom Talpey
2021-04-06 2:37 ` Honggang LI
2021-04-06 5:09 ` Leon Romanovsky
2021-04-06 11:53 ` Jason Gunthorpe
2021-04-11 10:09 ` Max Gurtovoy
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