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authorParav Pandit <parav@mellanox.com>2018-06-05 08:40:19 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-06-18 11:09:05 -0600
commitddb457c6993babbcdd41fca638b870d2a2fc3941 (patch)
tree94dc8b6561d9e5089de2eb2c393bd5d81da05b26 /net/smc/smc_ib.c
parent77e786fcbe2ecdac57ced610260ffb1f7cfeed00 (diff)
net/smc: Replace ib_query_gid with rdma_get_gid_attr
Push the copy of the gid_attr into the SMC code. This probably doesn't push it far enough, as it looks like the conn->lgr should potentially hold the reference for its lifetime. Signed-off-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'net/smc/smc_ib.c')
-rw-r--r--net/smc/smc_ib.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c
index 0eed7ab9f28b..74f29f814ec1 100644
--- a/net/smc/smc_ib.c
+++ b/net/smc/smc_ib.c
@@ -16,6 +16,7 @@
#include <linux/workqueue.h>
#include <linux/scatterlist.h>
#include <rdma/ib_verbs.h>
+#include <rdma/ib_cache.h>
#include "smc_pnet.h"
#include "smc_ib.h"
@@ -372,17 +373,21 @@ void smc_ib_buf_unmap_sg(struct smc_ib_device *smcibdev,
static int smc_ib_fill_gid_and_mac(struct smc_ib_device *smcibdev, u8 ibport)
{
- struct ib_gid_attr gattr;
- int rc;
-
- rc = ib_query_gid(smcibdev->ibdev, ibport, 0,
- &smcibdev->gid[ibport - 1], &gattr);
- if (rc || !gattr.ndev)
- return -ENODEV;
+ const struct ib_gid_attr *gattr;
+ int rc = 0;
- memcpy(smcibdev->mac[ibport - 1], gattr.ndev->dev_addr, ETH_ALEN);
- dev_put(gattr.ndev);
- return 0;
+ gattr = rdma_get_gid_attr(smcibdev->ibdev, ibport, 0);
+ if (IS_ERR(gattr))
+ return PTR_ERR(gattr);
+ if (!gattr->ndev) {
+ rc = -ENODEV;
+ goto done;
+ }
+ smcibdev->gid[ibport - 1] = gattr->gid;
+ memcpy(smcibdev->mac[ibport - 1], gattr->ndev->dev_addr, ETH_ALEN);
+done:
+ rdma_put_gid_attr(gattr);
+ return rc;
}
/* Create an identifier unique for this instance of SMC-R.