LU-56 lnet: Partitioned LNet resources (ME/MD/EQ)

[fs/lustre-release.git] / lustre / include / lustre_import.h

diff --git a/lustre/include/lustre_import.h b/lustre/include/lustre_import.h
index 0e93bcc..f32c9ef 100644 (file)
--- a/lustre/include/lustre_import.h
+++ b/lustre/include/lustre_import.h
@@ -1,6 +1,4 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
  * GPL HEADER START
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -28,6 +26,8 @@
 /*
  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
+ *
+ * Copyright (c) 2011, Whamcloud, Inc.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -124,6 +124,8 @@ enum obd_import_event {
         IMP_EVENT_INVALIDATE = 0x808003,
         IMP_EVENT_ACTIVE     = 0x808004,
         IMP_EVENT_OCD        = 0x808005,
+        IMP_EVENT_DEACTIVATE = 0x808006,
+        IMP_EVENT_ACTIVATE   = 0x808007,
 };
 
 /**
@@ -186,7 +188,7 @@ struct obd_import {
          * @{
          */
         struct ptlrpc_sec        *imp_sec;
-        cfs_semaphore_t           imp_sec_mutex;
+        cfs_mutex_t               imp_sec_mutex;
         cfs_time_t                imp_sec_expire;
         /** @} */
 
@@ -261,6 +263,7 @@ struct obd_import {
                                   imp_force_verify:1,     /* force an immidiate ping */
                                   imp_pingable:1,         /* pingable */
                                   imp_resend_replay:1,    /* resend for replay */
+                                  imp_no_pinger_recover:1,/* disable normal recovery, for test only. */
                                   imp_force_reconnect:1;  /* import must be reconnected instead of chouse new connection */
         __u32                     imp_connect_op;
         struct obd_connect_data   imp_connect_data;
@@ -312,16 +315,20 @@ static inline unsigned int at_timeout2est(unsigned int val)
         return (max((val << 2) / 5, 5U) - 4);
 }
 
-static inline void at_init(struct adaptive_timeout *at, int val, int flags) {
-        memset(at, 0, sizeof(*at));
+static inline void at_reset(struct adaptive_timeout *at, int val) {
         at->at_current = val;
         at->at_worst_ever = val;
         at->at_worst_time = cfs_time_current_sec();
-        at->at_flags = flags;
-        cfs_spin_lock_init(&at->at_lock);
 }
+static inline void at_init(struct adaptive_timeout *at, int val, int flags) {
+       memset(at, 0, sizeof(*at));
+       cfs_spin_lock_init(&at->at_lock);
+       at->at_flags = flags;
+       at_reset(at, val);
+}
+extern unsigned int at_min;
 static inline int at_get(struct adaptive_timeout *at) {
-        return at->at_current;
+        return (at->at_current > at_min) ? at->at_current : at_min;
 }
 int at_measured(struct adaptive_timeout *at, unsigned int val);
 int import_at_get_index(struct obd_import *imp, int portal);