From: Robert Read <rread@sun.com>
Date: Sat, 23 Jan 2010 00:29:27 +0000 (-0800)
Subject: b=18690 Enable rehashing and increase max hash table sizes.
X-Git-Tag: 1.10.0.36~19
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=b3f5156084edcebb714bb6d77fca4152fe3b045f

b=18690 Enable rehashing and increase max hash table sizes.

i=eric.mei
---

diff --git a/lustre/lov/lov_obd.c b/lustre/lov/lov_obd.c
index 9f84ece..135458d 100644
--- a/lustre/lov/lov_obd.c
+++ b/lustre/lov/lov_obd.c
@@ -804,8 +804,8 @@ int lov_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
         cfs_waitq_init(&lov->lov_qos.lq_statfs_waitq);
 
         lov->lov_pools_hash_body = cfs_hash_create("POOLS", HASH_POOLS_CUR_BITS,
-                                                   HASH_POOLS_CUR_BITS,
-                                                   &pool_hash_operations, 0);
+                                                   HASH_POOLS_MAX_BITS,
+                                                   &pool_hash_operations, CFS_HASH_REHASH);
         CFS_INIT_LIST_HEAD(&lov->lov_pool_list);
         lov->lov_pool_count = 0;
         rc = lov_ost_pool_init(&lov->lov_packed, 0);
diff --git a/lustre/obdclass/obd_config.c b/lustre/obdclass/obd_config.c
index 44d94dd..8a6766f 100644
--- a/lustre/obdclass/obd_config.c
+++ b/lustre/obdclass/obd_config.c
@@ -358,24 +358,24 @@ int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
         /* create an uuid-export lustre hash */
         obd->obd_uuid_hash = cfs_hash_create("UUID_HASH",
                                              HASH_UUID_CUR_BITS,
-                                             HASH_UUID_CUR_BITS,
-                                             &uuid_hash_ops, 0);
+                                             HASH_UUID_MAX_BITS,
+                                             &uuid_hash_ops, CFS_HASH_REHASH);
         if (!obd->obd_uuid_hash)
                 GOTO(err_hash, err = -ENOMEM);
 
         /* create a nid-export lustre hash */
         obd->obd_nid_hash = cfs_hash_create("NID_HASH",
                                             HASH_NID_CUR_BITS,
-                                            HASH_NID_CUR_BITS,
-                                            &nid_hash_ops, 0);
+                                            HASH_NID_MAX_BITS,
+                                            &nid_hash_ops, CFS_HASH_REHASH);
         if (!obd->obd_nid_hash)
                 GOTO(err_hash, err = -ENOMEM);
 
         /* create a nid-stats lustre hash */
         obd->obd_nid_stats_hash = cfs_hash_create("NID_STATS",
                                                   HASH_NID_STATS_CUR_BITS,
-                                                  HASH_NID_STATS_CUR_BITS,
-                                                  &nid_stat_hash_ops, 0);
+                                                  HASH_NID_STATS_MAX_BITS,
+                                                  &nid_stat_hash_ops, CFS_HASH_REHASH);
         if (!obd->obd_nid_stats_hash)
                 GOTO(err_hash, err = -ENOMEM);