/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: */#ifndef LUSTRE_CACHE_H#define LUSTRE_CACHE_H#include <obd.h>#include <lustre/lustre_idl.h>#include <lustre_dlm.h>struct lustre_cache;struct osc_async_page;struct page_removal_cb_element {        struct list_head        prce_list;        obd_page_removal_cb_t   prce_callback;};typedef int (*cache_iterate_extents_cb_t)(struct lustre_cache *,                                          struct lustre_handle *,                                          struct osc_async_page *,                                          void *);typedef int (*cache_iterate_locks_cb_t)(struct lustre_cache *,                                        struct ldlm_res_id *,                                        struct lustre_handle *, void *);struct lustre_cache {        struct list_head         lc_locks_list;        spinlock_t               lc_locks_list_lock;        struct list_head         lc_page_removal_callback_list;        struct obd_device       *lc_obd;        obd_pin_extent_cb        lc_pin_extent_cb;};int cache_add_lock(struct lustre_cache *cache, struct lustre_handle *lockh);int cache_add_extent(struct lustre_cache *cache, struct ldlm_res_id *res,                     struct osc_async_page *extent,                     struct lustre_handle *lockh);void cache_remove_extent(struct lustre_cache *, struct osc_async_page *);int cache_add_extent_removal_cb(struct lustre_cache *cache,                                obd_page_removal_cb_t func_cb,                                obd_pin_extent_cb pin_cb);int cache_del_extent_removal_cb(struct lustre_cache *cache,                                obd_page_removal_cb_t func_cb);int cache_iterate_extents(struct lustre_cache *cache, struct lustre_handle *lockh,                          cache_iterate_extents_cb_t cb_func, void *data);int cache_remove_lock(struct lustre_cache *cache, struct lustre_handle *lockh);int cache_iterate_locks(struct lustre_cache *cache, struct ldlm_res_id *res,                        cache_iterate_locks_cb_t cb_fun, void *data);struct lustre_cache *cache_create(struct obd_device *obd);int cache_destroy(struct lustre_cache *cache);#endif /* LUSTRE_CACHE_H */