diff options
Diffstat (limited to 'drivers/infiniband/core/nldev.c')
| -rw-r--r-- | drivers/infiniband/core/nldev.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index 0385ab438320..573399e3ccc1 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -179,7 +179,8 @@ static int fill_nldev_handle(struct sk_buff *msg, struct ib_device *device) { if (nla_put_u32(msg, RDMA_NLDEV_ATTR_DEV_INDEX, device->index)) return -EMSGSIZE; - if (nla_put_string(msg, RDMA_NLDEV_ATTR_DEV_NAME, device->name)) + if (nla_put_string(msg, RDMA_NLDEV_ATTR_DEV_NAME, + dev_name(&device->dev))) return -EMSGSIZE; return 0; @@ -645,6 +646,36 @@ err: return err; } +static int nldev_set_doit(struct sk_buff *skb, struct nlmsghdr *nlh, + struct netlink_ext_ack *extack) +{ + struct nlattr *tb[RDMA_NLDEV_ATTR_MAX]; + struct ib_device *device; + u32 index; + int err; + + err = nlmsg_parse(nlh, 0, tb, RDMA_NLDEV_ATTR_MAX - 1, nldev_policy, + extack); + if (err || !tb[RDMA_NLDEV_ATTR_DEV_INDEX]) + return -EINVAL; + + index = nla_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]); + device = ib_device_get_by_index(index); + if (!device) + return -EINVAL; + + if (tb[RDMA_NLDEV_ATTR_DEV_NAME]) { + char name[IB_DEVICE_NAME_MAX] = {}; + + nla_strlcpy(name, tb[RDMA_NLDEV_ATTR_DEV_NAME], + IB_DEVICE_NAME_MAX); + err = ib_device_rename(device, name); + } + + put_device(&device->dev); + return err; +} + static int _nldev_get_dumpit(struct ib_device *device, struct sk_buff *skb, struct netlink_callback *cb, @@ -1077,6 +1108,10 @@ static const struct rdma_nl_cbs nldev_cb_table[RDMA_NLDEV_NUM_OPS] = { .doit = nldev_get_doit, .dump = nldev_get_dumpit, }, + [RDMA_NLDEV_CMD_SET] = { + .doit = nldev_set_doit, + .flags = RDMA_NL_ADMIN_PERM, + }, [RDMA_NLDEV_CMD_PORT_GET] = { .doit = nldev_port_get_doit, .dump = nldev_port_get_dumpit, |