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net/devlink: Prepare devlink port functions to fill extack 

Prepare devlink port related functions to optionally fill up
the extack information which will be used in subsequent patch by port
function attribute(s).

Signed-off-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Parav Pandit 2020-06-19 03:32:47 +00:00 committed by David S. Miller
parent 29a720c104
commit a829eb0d5d
1 changed files with 8 additions and 4 deletions
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12
net/core/devlink.c
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@ -566,7 +566,8 @@ static int devlink_nl_port_attrs_put(struct sk_buff *msg,
static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink, static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
struct devlink_port *devlink_port, struct devlink_port *devlink_port,
enum devlink_command cmd, u32 portid, enum devlink_command cmd, u32 portid,
u32 seq, int flags) u32 seq, int flags,
struct netlink_ext_ack *extack)
{ {
void *hdr; void *hdr;
@ -634,7 +635,8 @@ static void devlink_port_notify(struct devlink_port *devlink_port,
if (!msg) if (!msg)
return; return;
err = devlink_nl_port_fill(msg, devlink, devlink_port, cmd, 0, 0, 0); err = devlink_nl_port_fill(msg, devlink, devlink_port, cmd, 0, 0, 0,
NULL);
if (err) { if (err) {
nlmsg_free(msg); nlmsg_free(msg);
return; return;
@ -708,7 +710,8 @@ static int devlink_nl_cmd_port_get_doit(struct sk_buff *skb,
err = devlink_nl_port_fill(msg, devlink, devlink_port, err = devlink_nl_port_fill(msg, devlink, devlink_port,
DEVLINK_CMD_PORT_NEW, DEVLINK_CMD_PORT_NEW,
info->snd_portid, info->snd_seq, 0); info->snd_portid, info->snd_seq, 0,
info->extack);
if (err) { if (err) {
nlmsg_free(msg); nlmsg_free(msg);
return err; return err;
@ -740,7 +743,8 @@ static int devlink_nl_cmd_port_get_dumpit(struct sk_buff *msg,
DEVLINK_CMD_NEW, DEVLINK_CMD_NEW,
NETLINK_CB(cb->skb).portid, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, cb->nlh->nlmsg_seq,
NLM_F_MULTI); NLM_F_MULTI,
cb->extack);
if (err) { if (err) {
mutex_unlock(&devlink->lock); mutex_unlock(&devlink->lock);
goto out; goto out;