forked from Minki/linux
staging/lustre/ldlm: Remove ldlm_init/destroy_export()
These functions are used on the server-only, so get rid of them. Also get rid of ldlm export hash operations and the struct. Signed-off-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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8a7c086d8c
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@ -1114,8 +1114,6 @@ int ldlm_del_waiting_lock(struct ldlm_lock *lock);
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int ldlm_refresh_waiting_lock(struct ldlm_lock *lock, int timeout);
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int ldlm_get_ref(void);
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void ldlm_put_ref(void);
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int ldlm_init_export(struct obd_export *exp);
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void ldlm_destroy_export(struct obd_export *exp);
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struct ldlm_lock *ldlm_request_lock(struct ptlrpc_request *req);
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/* ldlm_lock.c */
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@ -887,111 +887,6 @@ void ldlm_put_ref(void)
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}
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EXPORT_SYMBOL(ldlm_put_ref);
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/*
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* Export handle<->lock hash operations.
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*/
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static unsigned
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ldlm_export_lock_hash(struct cfs_hash *hs, const void *key, unsigned mask)
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{
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return cfs_hash_u64_hash(((struct lustre_handle *)key)->cookie, mask);
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}
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static void *
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ldlm_export_lock_key(struct hlist_node *hnode)
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{
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struct ldlm_lock *lock;
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lock = hlist_entry(hnode, struct ldlm_lock, l_exp_hash);
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return &lock->l_remote_handle;
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}
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static void
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ldlm_export_lock_keycpy(struct hlist_node *hnode, void *key)
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{
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struct ldlm_lock *lock;
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lock = hlist_entry(hnode, struct ldlm_lock, l_exp_hash);
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lock->l_remote_handle = *(struct lustre_handle *)key;
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}
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static int
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ldlm_export_lock_keycmp(const void *key, struct hlist_node *hnode)
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{
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return lustre_handle_equal(ldlm_export_lock_key(hnode), key);
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}
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static void *
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ldlm_export_lock_object(struct hlist_node *hnode)
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{
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return hlist_entry(hnode, struct ldlm_lock, l_exp_hash);
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}
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static void
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ldlm_export_lock_get(struct cfs_hash *hs, struct hlist_node *hnode)
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{
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struct ldlm_lock *lock;
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lock = hlist_entry(hnode, struct ldlm_lock, l_exp_hash);
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LDLM_LOCK_GET(lock);
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}
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static void
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ldlm_export_lock_put(struct cfs_hash *hs, struct hlist_node *hnode)
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{
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struct ldlm_lock *lock;
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lock = hlist_entry(hnode, struct ldlm_lock, l_exp_hash);
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LDLM_LOCK_RELEASE(lock);
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}
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static cfs_hash_ops_t ldlm_export_lock_ops = {
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.hs_hash = ldlm_export_lock_hash,
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.hs_key = ldlm_export_lock_key,
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.hs_keycmp = ldlm_export_lock_keycmp,
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.hs_keycpy = ldlm_export_lock_keycpy,
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.hs_object = ldlm_export_lock_object,
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.hs_get = ldlm_export_lock_get,
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.hs_put = ldlm_export_lock_put,
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.hs_put_locked = ldlm_export_lock_put,
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};
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int ldlm_init_export(struct obd_export *exp)
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{
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int rc;
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exp->exp_lock_hash =
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cfs_hash_create(obd_uuid2str(&exp->exp_client_uuid),
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HASH_EXP_LOCK_CUR_BITS,
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HASH_EXP_LOCK_MAX_BITS,
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HASH_EXP_LOCK_BKT_BITS, 0,
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CFS_HASH_MIN_THETA, CFS_HASH_MAX_THETA,
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&ldlm_export_lock_ops,
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CFS_HASH_DEFAULT | CFS_HASH_REHASH_KEY |
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CFS_HASH_NBLK_CHANGE);
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if (!exp->exp_lock_hash)
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return -ENOMEM;
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rc = ldlm_init_flock_export(exp);
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if (rc)
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goto err;
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return 0;
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err:
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ldlm_destroy_export(exp);
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return rc;
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}
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EXPORT_SYMBOL(ldlm_init_export);
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void ldlm_destroy_export(struct obd_export *exp)
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{
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cfs_hash_putref(exp->exp_lock_hash);
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exp->exp_lock_hash = NULL;
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ldlm_destroy_flock_export(exp);
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}
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EXPORT_SYMBOL(ldlm_destroy_export);
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extern unsigned int ldlm_cancel_unused_locks_before_replay;
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static ssize_t cancel_unused_locks_before_replay_show(struct kobject *kobj,
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