*/
/*
* This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
*/
extern int ldlm_srv_namespace_nr;
struct ldlm_namespace *ldlm_namespace_first_locked(enum ldlm_side);
/* ldlm_request.c */
-/* Cancel lru flag, it indicates we cancel aged locks. */
-enum ldlm_lru_flags {
- LDLM_LRU_FLAG_AGED = 0x01, /* Cancel aged locks (non LRU resize) */
- LDLM_LRU_FLAG_PASSED = 0x02, /* Cancel passed number of locks */
- LDLM_LRU_FLAG_SHRINK = 0x04, /* Cancel locks from shrinker */
- LDLM_LRU_FLAG_LRUR = 0x08, /* Cancel locks from lru resize */
- LDLM_LRU_FLAG_NO_WAIT = 0x10, /* Cancel locks w/o blocking (neither
- * sending nor waiting for any RPCs) */
- LDLM_LRU_FLAG_CLEANUP = 0x20, /* Used when clearing lru, tells
- * prepare_lru_list to set discard flag
- * on PR extent locks so we don't waste
- * time saving pages that will be
- * discarded momentarily */
-};
-
-int ldlm_cancel_lru(struct ldlm_namespace *ns, int nr,
+int ldlm_cancel_lru(struct ldlm_namespace *ns, int min,
enum ldlm_cancel_flags cancel_flags,
enum ldlm_lru_flags lru_flags);
int ldlm_cancel_lru_local(struct ldlm_namespace *ns,
- struct list_head *cancels, int count, int max,
+ struct list_head *cancels, int min, int max,
enum ldlm_cancel_flags cancel_flags,
enum ldlm_lru_flags lru_flags);
extern unsigned int ldlm_enqueue_min;
void ldlm_resource_insert_lock_after(struct ldlm_lock *original,
struct ldlm_lock *new);
+void ldlm_resource_insert_lock_before(struct ldlm_lock *original,
+ struct ldlm_lock *new);
/* ldlm_lock.c */
#ifdef HAVE_SERVER_SUPPORT
int ldlm_reprocess_queue(struct ldlm_resource *res, struct list_head *queue,
struct list_head *work_list,
- enum ldlm_process_intention intention,
- struct ldlm_lock *hint);
+ enum ldlm_process_intention intention, __u64 hint);
int ldlm_handle_conflict_lock(struct ldlm_lock *lock, __u64 *flags,
struct list_head *rpc_list);
void ldlm_discard_bl_list(struct list_head *bl_list);
ldlm_lock_remove_from_lru_check(lock, ktime_set(0, 0))
int ldlm_lock_remove_from_lru_nolock(struct ldlm_lock *lock);
void ldlm_lock_add_to_lru_nolock(struct ldlm_lock *lock);
-void ldlm_lock_add_to_lru(struct ldlm_lock *lock);
void ldlm_lock_touch_in_lru(struct ldlm_lock *lock);
void ldlm_lock_destroy_nolock(struct ldlm_lock *lock);
struct ldlm_lock_desc *ld,
struct list_head *cancels, int count,
enum ldlm_cancel_flags cancel_flags);
+int ldlm_bl_to_thread_ns(struct ldlm_namespace *ns);
int ldlm_bl_thread_wakeup(void);
void ldlm_handle_bl_callback(struct ldlm_namespace *ns,
struct ldlm_lock_desc *ld, struct ldlm_lock *lock);
+void ldlm_bl_desc2lock(const struct ldlm_lock_desc *ld, struct ldlm_lock *lock);
#ifdef HAVE_SERVER_SUPPORT
/* ldlm_plain.c */
struct list_head *queue,
struct list_head *work_list,
enum ldlm_process_intention intention,
- struct ldlm_lock *hint);
+ __u64 hint);
/* ldlm_extent.c */
int ldlm_process_extent_lock(struct ldlm_lock *lock, __u64 *flags,
enum ldlm_process_intention intention,
int ldlm_inodebits_alloc_lock(struct ldlm_lock *lock);
void ldlm_inodebits_add_lock(struct ldlm_resource *res, struct list_head *head,
- struct ldlm_lock *lock);
+ struct ldlm_lock *lock, bool tail);
void ldlm_inodebits_unlink_lock(struct ldlm_lock *lock);
/* ldlm_flock.c */
struct ptlrpc_service *ldlm_cb_service;
struct ptlrpc_service *ldlm_cancel_service;
struct ptlrpc_client *ldlm_client;
- struct ptlrpc_connection *ldlm_server_conn;
struct ldlm_bl_pool *ldlm_bl_pool;
};
struct __##var##__dummy_write {; } /* semicolon catcher */
static inline void
-ldlm_add_var(struct lprocfs_vars *vars, struct dentry *debugfs_entry,
+ldlm_add_var(struct ldebugfs_vars *vars, struct dentry *debugfs_entry,
const char *name, void *data, const struct file_operations *ops)
{
vars->name = name;
return bl_done;
}
+static inline bool is_lock_converted(struct ldlm_lock *lock)
+{
+ bool ret = 0;
+
+ lock_res_and_lock(lock);
+ ret = (lock->l_policy_data.l_inodebits.cancel_bits == 0);
+ unlock_res_and_lock(lock);
+
+ return ret;
+}
+
typedef void (*ldlm_policy_wire_to_local_t)(const union ldlm_wire_policy_data *,
union ldlm_policy_data *);
typedef void (*ldlm_policy_local_to_wire_t)(const union ldlm_policy_data *,