diff options
| author | Jiri Pirko <jiri@nvidia.com> | 2023-09-13 09:12:35 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-09-17 14:01:46 +0100 |
| commit | ad99637ac92dc18b979e6fa26eb440f38c0c6b55 (patch) | |
| tree | aed7143c13c13b39601f6effac0f6a758d68ccfd | |
| parent | 602d61e307ac9eabb1b3acdec16b3bec78b75e04 (diff) | |
devlink: put netnsid to nested handle
If netns of devlink instance and nested devlink instance differs,
put netnsid attr to indicate that.
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/devlink/linecard.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/net/devlink/linecard.c b/net/devlink/linecard.c index a0210ba56f2d..f95abdc93c66 100644 --- a/net/devlink/linecard.c +++ b/net/devlink/linecard.c @@ -65,7 +65,8 @@ devlink_linecard_get_from_info(struct devlink *devlink, struct genl_info *info) return devlink_linecard_get_from_attrs(devlink, info->attrs); } -static int devlink_nl_put_nested_handle(struct sk_buff *msg, struct devlink *devlink) +static int devlink_nl_put_nested_handle(struct sk_buff *msg, struct net *net, + struct devlink *devlink) { struct nlattr *nested_attr; @@ -74,6 +75,13 @@ static int devlink_nl_put_nested_handle(struct sk_buff *msg, struct devlink *dev return -EMSGSIZE; if (devlink_nl_put_handle(msg, devlink)) goto nla_put_failure; + if (!net_eq(net, devlink_net(devlink))) { + int id = peernet2id_alloc(net, devlink_net(devlink), + GFP_KERNEL); + + if (nla_put_s32(msg, DEVLINK_ATTR_NETNS_ID, id)) + return -EMSGSIZE; + } nla_nest_end(msg, nested_attr); return 0; @@ -131,7 +139,8 @@ static int devlink_nl_linecard_fill(struct sk_buff *msg, } if (linecard->nested_devlink && - devlink_nl_put_nested_handle(msg, linecard->nested_devlink)) + devlink_nl_put_nested_handle(msg, devlink_net(devlink), + linecard->nested_devlink)) goto nla_put_failure; genlmsg_end(msg, hdr); |