devlink: add devink notification when reporter update health state (97ff3bd3) · Commits · 戴 / test

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 @@ genlmsg_cancel:
		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)
		{

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