Commit 97ff3bd3 authored by Vikas Gupta's avatar Vikas Gupta Committed by David S. Miller
Browse files

devlink: add devink notification when reporter update health state 



add a devlink notification when reporter update the health
state.

Signed-off-by: default avatarVikas Gupta <vikas.gupta@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6181e5cb

net/core/devlink.c

+42 −17
Original line number Diff line number Diff line
@@ -4843,23 +4843,6 @@ devlink_health_reporter_destroy(struct devlink_health_reporter *reporter) 
}

EXPORT_SYMBOL_GPL(devlink_health_reporter_destroy);



void

devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,

				     enum devlink_health_reporter_state state)

{

	if (WARN_ON(state != DEVLINK_HEALTH_REPORTER_STATE_HEALTHY &&

		    state != DEVLINK_HEALTH_REPORTER_STATE_ERROR))

		return;



	if (reporter->health_state == state)

		return;



	reporter->health_state = state;

	trace_devlink_health_reporter_state_update(reporter->devlink,

						   reporter->ops->name, state);

}

EXPORT_SYMBOL_GPL(devlink_health_reporter_state_update);



void

devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter)

{
@@ -5097,6 +5080,48 @@ devlink_nl_health_reporter_fill(struct sk_buff *msg, 
	return -EMSGSIZE;

}



static void devlink_recover_notify(struct devlink_health_reporter *reporter,

				   enum devlink_command cmd)

{

	struct sk_buff *msg;

	int err;



	WARN_ON(cmd != DEVLINK_CMD_HEALTH_REPORTER_RECOVER);



	msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);

	if (!msg)

		return;



	err = devlink_nl_health_reporter_fill(msg, reporter->devlink,

					      reporter, cmd, 0, 0, 0);

	if (err) {

		nlmsg_free(msg);

		return;

	}



	genlmsg_multicast_netns(&devlink_nl_family,

				devlink_net(reporter->devlink),

				msg, 0, DEVLINK_MCGRP_CONFIG, GFP_KERNEL);

}



void

devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,

				     enum devlink_health_reporter_state state)

{

	if (WARN_ON(state != DEVLINK_HEALTH_REPORTER_STATE_HEALTHY &&

		    state != DEVLINK_HEALTH_REPORTER_STATE_ERROR))

		return;



	if (reporter->health_state == state)

		return;



	reporter->health_state = state;

	trace_devlink_health_reporter_state_update(reporter->devlink,

						   reporter->ops->name, state);

	devlink_recover_notify(reporter, DEVLINK_CMD_HEALTH_REPORTER_RECOVER);

}

EXPORT_SYMBOL_GPL(devlink_health_reporter_state_update);



static int devlink_nl_cmd_health_reporter_get_doit(struct sk_buff *skb,

						   struct genl_info *info)

{