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| author | Mark Fasheh <mark.fasheh@oracle.com> | 2006-02-28 17:31:22 -0800 |
|---|---|---|
| committer | Mark Fasheh <mark.fasheh@oracle.com> | 2006-03-01 12:18:16 -0800 |
| commit | 81f2094a631df1ba275f4d4bd7ea5bacfd8dbcfc (patch) | |
| tree | 20efc0b486ec9cb260d22dd09f02de13c0e71eb1 /fs/ocfs2/dlm/dlmcommon.h | |
| parent | b7668c72d2ae004363fb0588600bfa942e1b245c (diff) | |
| download | kernel_samsung_smdk4412-81f2094a631df1ba275f4d4bd7ea5bacfd8dbcfc.tar.gz kernel_samsung_smdk4412-81f2094a631df1ba275f4d4bd7ea5bacfd8dbcfc.tar.bz2 kernel_samsung_smdk4412-81f2094a631df1ba275f4d4bd7ea5bacfd8dbcfc.zip | |
[PATCH] ocfs2: use hlists for lockres hash
Switch from list_head to hlist_head. Make the size of the hash dependent
upon the allocated area, rather than a constant.
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2/dlm/dlmcommon.h')
| -rw-r--r-- | fs/ocfs2/dlm/dlmcommon.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h index 23ceaa7127b..9c772583744 100644 --- a/fs/ocfs2/dlm/dlmcommon.h +++ b/fs/ocfs2/dlm/dlmcommon.h @@ -37,9 +37,7 @@ #define DLM_THREAD_SHUFFLE_INTERVAL 5 // flush everything every 5 passes #define DLM_THREAD_MS 200 // flush at least every 200 ms -#define DLM_HASH_BITS 7 -#define DLM_HASH_SIZE (1 << DLM_HASH_BITS) -#define DLM_HASH_MASK (DLM_HASH_SIZE - 1) +#define DLM_HASH_BUCKETS (PAGE_SIZE / sizeof(struct hlist_head)) enum dlm_ast_type { DLM_AST = 0, @@ -87,7 +85,7 @@ enum dlm_ctxt_state { struct dlm_ctxt { struct list_head list; - struct list_head *resources; + struct hlist_head *lockres_hash; struct list_head dirty_list; struct list_head purge_list; struct list_head pending_asts; @@ -217,7 +215,7 @@ struct dlm_lock_resource { /* WARNING: Please see the comment in dlm_init_lockres before * adding fields here. */ - struct list_head list; + struct hlist_node hash_node; struct kref refs; /* please keep these next 3 in this order |