/* 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 */
+ LDLM_LRU_FLAG_NO_WAIT = 0x1, /* Cancel locks w/o blocking (neither
+ * sending nor waiting for any RPCs) */
+ LDLM_LRU_FLAG_CLEANUP = 0x2, /* 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 */
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);
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 __##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 *,