LU-7988 hsm: run HSM coordinator once per second at most

[fs/lustre-release.git] / lustre / mdt / mdt_identity.c

diff --git a/lustre/mdt/mdt_identity.c b/lustre/mdt/mdt_identity.c
index 8c92402..e8ec709 100644 (file)
--- a/lustre/mdt/mdt_identity.c
+++ b/lustre/mdt/mdt_identity.c
@@ -23,7 +23,7 @@
  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2016, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -102,7 +102,7 @@ static int mdt_identity_do_upcall(struct upcall_cache *cache,
                   [1] = "PATH=/sbin:/usr/sbin",
                   [2] = NULL
         };
-        struct timeval start, end;
+       ktime_t start, end;
         int rc;
         ENTRY;
 
@@ -120,22 +120,20 @@ static int mdt_identity_do_upcall(struct upcall_cache *cache,
        argv[0] = cache->uc_upcall;
        snprintf(keystr, sizeof(keystr), "%llu", entry->ue_key);
 
-       do_gettimeofday(&start);
+       start = ktime_get();
        rc = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
-       do_gettimeofday(&end);
+       end = ktime_get();
        if (rc < 0) {
-                CERROR("%s: error invoking upcall %s %s %s: rc %d; "
-                       "check /proc/fs/lustre/mdt/%s/identity_upcall, "
-                       "time %ldus\n",
-                       cache->uc_name, argv[0], argv[1], argv[2], rc,
-                       cache->uc_name, cfs_timeval_sub(&end, &start, NULL));
-        } else {
-                CDEBUG(D_HA, "%s: invoked upcall %s %s %s, time %ldus\n",
-                       cache->uc_name, argv[0], argv[1], argv[2],
-                       cfs_timeval_sub(&end, &start, NULL));
-                rc = 0;
-        }
-        EXIT;
+               CERROR("%s: error invoking upcall %s %s %s: rc %d; check /proc/fs/lustre/mdt/%s/identity_upcall, time %ldus\n",
+                      cache->uc_name, argv[0], argv[1], argv[2], rc,
+                      cache->uc_name, (long)ktime_us_delta(end, start));
+       } else {
+               CDEBUG(D_HA, "%s: invoked upcall %s %s %s, time %ldus\n",
+                      cache->uc_name, argv[0], argv[1], argv[2],
+                      (long)ktime_us_delta(end, start));
+               rc = 0;
+       }
+       EXIT;
 out:
        up_read(&cache->uc_upcall_rwsem);
        return rc;