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| author | Sunil Mushran <sunil.mushran@oracle.com> | 2009-02-27 02:00:41 +0300 |
|---|---|---|
| committer | Mark Fasheh <mfasheh@suse.com> | 2009-04-03 22:39:19 +0400 |
| commit | 2ed6c750d645d09b5948e46fada3ca1fda3157b5 (patch) | |
| tree | 47d2a6b7d3f6407312f9857abdaf114f14223286 /fs/ocfs2/dlm/dlmcommon.h | |
| parent | e2b66ddcce922529e058cf74d839c4c49c8379a1 (diff) | |
| download | linux-2ed6c750d645d09b5948e46fada3ca1fda3157b5.tar.xz | |
ocfs2/dlm: Activate dlm->master_hash for master list entries
With this patch, the mles are stored in a hash and not a simple list.
This should improve the mle lookup time when the number of outstanding
masteries is large.
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/dlm/dlmcommon.h')
| -rw-r--r-- | fs/ocfs2/dlm/dlmcommon.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h index 425653f88e98..aa55271a7aca 100644 --- a/fs/ocfs2/dlm/dlmcommon.h +++ b/fs/ocfs2/dlm/dlmcommon.h @@ -56,12 +56,13 @@ enum dlm_mle_type { }; struct dlm_lock_name { + unsigned int hash; unsigned int len; unsigned char name[DLM_LOCKID_NAME_MAX]; }; struct dlm_master_list_entry { - struct list_head list; + struct hlist_node master_hash_node; struct list_head hb_events; struct dlm_ctxt *dlm; spinlock_t spinlock; @@ -152,7 +153,6 @@ struct dlm_ctxt struct dlm_recovery_ctxt reco; spinlock_t master_lock; struct hlist_head **master_hash; - struct list_head master_list; struct list_head mle_hb_events; /* these give a really vague idea of the system load */ |