LU-11514 lnet: separate ni state from recovery

[fs/lustre-release.git] / lnet / include / lnet / lib-types.h

diff --git a/lnet/include/lnet/lib-types.h b/lnet/include/lnet/lib-types.h
index 7433239..bd1df1e 100644 (file)
--- a/lnet/include/lnet/lib-types.h
+++ b/lnet/include/lnet/lib-types.h
@@ -325,12 +325,17 @@ enum lnet_net_state {
        LNET_NET_STATE_DELETING
 };
 
-#define LNET_NI_STATE_INIT             (1 << 0)
-#define LNET_NI_STATE_ACTIVE           (1 << 1)
-#define LNET_NI_STATE_FAILED           (1 << 2)
-#define LNET_NI_STATE_RECOVERY_PENDING (1 << 3)
-#define LNET_NI_STATE_RECOVERY_FAILED  (1 << 4)
-#define LNET_NI_STATE_DELETING         (1 << 5)
+enum lnet_ni_state {
+       /* initial state when NI is created */
+       LNET_NI_STATE_INIT = 0,
+       /* set when NI is brought up */
+       LNET_NI_STATE_ACTIVE,
+       /* set when NI is being shutdown */
+       LNET_NI_STATE_DELETING,
+};
+
+#define LNET_NI_RECOVERY_PENDING       BIT(0)
+#define LNET_NI_RECOVERY_FAILED                BIT(1)
 
 enum lnet_stats_type {
        LNET_STATS_TYPE_SEND = 0,
@@ -454,8 +459,11 @@ struct lnet_ni {
        /* my health status */
        struct lnet_ni_status   *ni_status;
 
-       /* NI FSM */
-       __u32                   ni_state;
+       /* NI FSM. Protected by lnet_ni_lock() */
+       enum lnet_ni_state      ni_state;
+
+       /* Recovery state. Protected by lnet_ni_lock() */
+       __u32                   ni_recovery_state;
 
        /* per NI LND tunables */
        struct lnet_lnd_tunables ni_lnd_tunables;