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authorPetr Machata <petrm@mellanox.com>2018-12-12 17:02:54 +0000
committerDavid S. Miller <davem@davemloft.net>2018-12-12 16:34:22 -0800
commit479c86dc551c9720765ed19433990eae6a1f899f (patch)
treeecd13ac6dcb54e24d367e781fd5c7bb600804ee7 /net/switchdev
parent69b7320e14e6e8c7a77fa5803cecc86434a1162d (diff)
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net: switchdev: Add extack to struct switchdev_notifier_info
In order to pass extack to the drivers that need it, add an extack field to struct switchdev_notifier_info, and an extack argument to the function call_switchdev_blocking_notifiers(). Also add a helper function switchdev_notifier_info_to_extack(). Signed-off-by: Petr Machata <petrm@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Acked-by: Ivan Vecera <ivecera@redhat.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/switchdev')
-rw-r--r--net/switchdev/switchdev.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index cb20669bf6ce..aa84acfb6632 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -368,7 +368,7 @@ static int switchdev_port_obj_notify(enum switchdev_notifier_type nt,
.handled = false,
};
- rc = call_switchdev_blocking_notifiers(nt, dev, &obj_info.info);
+ rc = call_switchdev_blocking_notifiers(nt, dev, &obj_info.info, extack);
err = notifier_to_errno(rc);
if (err) {
WARN_ON(!obj_info.handled);
@@ -559,6 +559,7 @@ int call_switchdev_notifiers(unsigned long val, struct net_device *dev,
struct switchdev_notifier_info *info)
{
info->dev = dev;
+ info->extack = NULL;
return atomic_notifier_call_chain(&switchdev_notif_chain, val, info);
}
EXPORT_SYMBOL_GPL(call_switchdev_notifiers);
@@ -580,9 +581,11 @@ int unregister_switchdev_blocking_notifier(struct notifier_block *nb)
EXPORT_SYMBOL_GPL(unregister_switchdev_blocking_notifier);
int call_switchdev_blocking_notifiers(unsigned long val, struct net_device *dev,
- struct switchdev_notifier_info *info)
+ struct switchdev_notifier_info *info,
+ struct netlink_ext_ack *extack)
{
info->dev = dev;
+ info->extack = extack;
return blocking_notifier_call_chain(&switchdev_blocking_notif_chain,
val, info);
}