struct adaptive_timeout iat_service_estimate[IMP_AT_MAX_PORTALS];
};
+/* state history */
+#define IMP_STATE_HIST_LEN 16
+struct import_state_hist {
+ enum lustre_imp_state ish_state;
+ time_t ish_time;
+};
+
struct obd_import {
struct portals_handle imp_handle;
atomic_t imp_refcount;
atomic_t imp_inflight;
atomic_t imp_unregistering;
atomic_t imp_replay_inflight;
- atomic_t imp_inval_count;
+ atomic_t imp_inval_count; /* in-progress invalidations */
+ atomic_t imp_timeouts;
enum lustre_imp_state imp_state;
+ struct import_state_hist imp_state_hist[IMP_STATE_HIST_LEN];
+ int imp_state_hist_idx;
int imp_generation;
__u32 imp_conn_cnt;
int imp_last_generation_checked;
imp_replayable:1, /* try to recover the import */
imp_dlm_fake:1, /* don't run recovery (timeout instead) */
imp_server_timeout:1, /* use 1/2 timeout on MDS' OSCs */
- imp_initial_recov:1, /* retry the initial connection */
+ imp_initial_recov:1, /* retry the initial connection */
imp_initial_recov_bk:1, /* turn off init_recov after trying all failover nids */
+ imp_delayed_recovery:1, /* VBR: imp in delayed recovery */
+ imp_no_lock_replay:1, /* VBR: if gap was found then no lock replays */
+ imp_vbr_failed:1, /* recovery by versions was failed */
imp_force_verify:1, /* force an immidiate ping */
imp_pingable:1, /* pingable */
imp_resend_replay:1, /* resend for replay */