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authorSunil Mushran <sunil.mushran@oracle.com>2008-03-10 15:16:20 -0700
committerMark Fasheh <mfasheh@suse.com>2008-04-18 08:56:08 -0700
commit724bdca9b8449d9ee5f779dc27ee3d906a04508c (patch)
treec12d1028d862a58ce7a01024ba9b1f04ab157e3b /fs/ocfs2/dlm/dlmcommon.h
parent12eb0035d6f0466038ef2c6e5f6f9296b9b74d91 (diff)
ocfs2/dlm: Create slabcaches for lock and lockres
This patch makes the o2dlm allocate memory for lockres, lockname and lock structures from slabcaches rather than kmalloc. This allows us to not only make these allocs more efficient but also allows us to track the memory being consumed by these structures. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Joel Becker <joel.becker@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.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h
index dc8ea666efd..7525a8ae394 100644
--- a/fs/ocfs2/dlm/dlmcommon.h
+++ b/fs/ocfs2/dlm/dlmcommon.h
@@ -963,9 +963,16 @@ static inline void __dlm_wait_on_lockres(struct dlm_lock_resource *res)
DLM_LOCK_RES_MIGRATING));
}
+/* create/destroy slab caches */
+int dlm_init_master_caches(void);
+void dlm_destroy_master_caches(void);
+
+int dlm_init_lock_cache(void);
+void dlm_destroy_lock_cache(void);
int dlm_init_mle_cache(void);
void dlm_destroy_mle_cache(void);
+
void dlm_hb_event_notify_attached(struct dlm_ctxt *dlm, int idx, int node_up);
int dlm_drop_lockres_ref(struct dlm_ctxt *dlm,
struct dlm_lock_resource *res);