From: Vladyslav Tarasiuk <vladysl...@mellanox.com>

In order to use new devlink port health reporters infrastructure, add
corresponding constructor and destructor functions.

Signed-off-by: Vladyslav Tarasiuk <vladysl...@mellanox.com>
Reviewed-by: Moshe Shemesh <mo...@mellanox.com>
Reviewed-by: Jiri Pirko <j...@mellanox.com>
---
 include/net/devlink.h |  9 +++++++++
 net/core/devlink.c    | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)

diff --git a/include/net/devlink.h b/include/net/devlink.h
index d3ac152..2082062 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -1336,9 +1336,18 @@ struct devlink_health_reporter *
 devlink_health_reporter_create(struct devlink *devlink,
                               const struct devlink_health_reporter_ops *ops,
                               u64 graceful_period, void *priv);
+
+struct devlink_health_reporter *
+devlink_port_health_reporter_create(struct devlink_port *port,
+                                   const struct devlink_health_reporter_ops 
*ops,
+                                   u64 graceful_period, void *priv);
+
 void
 devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
 
+void
+devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
+
 void *
 devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
 int devlink_health_report(struct devlink_health_reporter *reporter,
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 8aedd20..b7aa194 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -5346,6 +5346,42 @@ struct devlink_health_reporter {
 }
 
 /**
+ *     devlink_port_health_reporter_create - create devlink health reporter for
+ *                                           specified port instance
+ *
+ *     @port: devlink_port which should contain the new reporter
+ *     @ops: ops
+ *     @graceful_period: to avoid recovery loops, in msecs
+ *     @priv: priv
+ */
+struct devlink_health_reporter *
+devlink_port_health_reporter_create(struct devlink_port *port,
+                                   const struct devlink_health_reporter_ops 
*ops,
+                                   u64 graceful_period, void *priv)
+{
+       struct devlink_health_reporter *reporter;
+
+       mutex_lock(&port->reporters_lock);
+       if (__devlink_health_reporter_find_by_name(&port->reporter_list,
+                                                  &port->reporters_lock, 
ops->name)) {
+               reporter = ERR_PTR(-EEXIST);
+               goto unlock;
+       }
+
+       reporter = __devlink_health_reporter_create(port->devlink, ops,
+                                                   graceful_period, priv);
+       if (IS_ERR(reporter))
+               goto unlock;
+
+       reporter->devlink_port = port;
+       list_add_tail(&reporter->list, &port->reporter_list);
+unlock:
+       mutex_unlock(&port->reporters_lock);
+       return reporter;
+}
+EXPORT_SYMBOL_GPL(devlink_port_health_reporter_create);
+
+/**
  *     devlink_health_reporter_create - create devlink health reporter
  *
  *     @devlink: devlink
@@ -5415,6 +5451,20 @@ struct devlink_health_reporter *
 }
 EXPORT_SYMBOL_GPL(devlink_health_reporter_destroy);
 
+/**
+ *     devlink_port_health_reporter_destroy - destroy devlink port health 
reporter
+ *
+ *     @reporter: devlink health reporter to destroy
+ */
+void
+devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter)
+{
+       mutex_lock(&reporter->devlink_port->reporters_lock);
+       __devlink_health_reporter_destroy(reporter);
+       mutex_unlock(&reporter->devlink_port->reporters_lock);
+}
+EXPORT_SYMBOL_GPL(devlink_port_health_reporter_destroy);
+
 static int
 devlink_nl_health_reporter_fill(struct sk_buff *msg,
                                struct devlink *devlink,
-- 
1.8.3.1

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