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RDMA/cma: Provide ECE reject reason

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IBTA declares "vendor option not supported" reject reason in REJ messages
if passive side doesn't want to accept proposed ECE options.

Due to the fact that ECE is managed by userspace, there is a need to let
users to provide such rejected reason.

Link: https://lore.kernel.org/r/20200526103304.196371-7-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Leon Romanovsky
2020-05-26 13:33:04 +03:00
committed by Jason Gunthorpe
parent 0cb15372a6
commit 8094ba0ace
9 changed files with 34 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/infiniband/ulp/isert/ib_isert.c
+3 -2
View File
@@ -15,6 +15,7 @@
#include <linux/in.h>
#include <linux/in6.h>
#include <rdma/ib_verbs.h>
#include <rdma/ib_cm.h>
#include <rdma/rdma_cm.h>
#include <target/target_core_base.h>
#include <target/target_core_fabric.h>
@@ -502,7 +503,7 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
if (!np->enabled) {
spin_unlock_bh(&np->np_thread_lock);
isert_dbg("iscsi_np is not enabled, reject connect request\n");
return rdma_reject(cma_id, NULL, 0);
return rdma_reject(cma_id, NULL, 0, IB_CM_REJ_CONSUMER_DEFINED);
}
spin_unlock_bh(&np->np_thread_lock);
@@ -553,7 +554,7 @@ out_rsp_dma_map:
isert_free_login_buf(isert_conn);
out:
kfree(isert_conn);
rdma_reject(cma_id, NULL, 0);
rdma_reject(cma_id, NULL, 0, IB_CM_REJ_CONSUMER_DEFINED);
return ret;
}
drivers/infiniband/ulp/rtrs/rtrs-srv.c
+2 -1
View File
@@ -15,6 +15,7 @@
#include "rtrs-srv.h"
#include "rtrs-log.h"
#include <rdma/ib_cm.h>
MODULE_DESCRIPTION("RDMA Transport Server");
MODULE_LICENSE("GPL");
@@ -1576,7 +1577,7 @@ static int rtrs_rdma_do_reject(struct rdma_cm_id *cm_id, int errno)
.errno = cpu_to_le16(errno),
};
err = rdma_reject(cm_id, &msg, sizeof(msg));
err = rdma_reject(cm_id, &msg, sizeof(msg), IB_CM_REJ_CONSUMER_DEFINED);
if (err)
pr_err("rdma_reject(), err: %d\n", err);
drivers/infiniband/ulp/srpt/ib_srpt.c
+2 -1
View File
@@ -2497,7 +2497,8 @@ reject:
SRP_BUF_FORMAT_INDIRECT);
if (rdma_cm_id)
rdma_reject(rdma_cm_id, rej, sizeof(*rej));
rdma_reject(rdma_cm_id, rej, sizeof(*rej),
IB_CM_REJ_CONSUMER_DEFINED);
else
ib_send_cm_rej(ib_cm_id, IB_CM_REJ_CONSUMER_DEFINED, NULL, 0,
rej, sizeof(*rej));