* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
struct client_obd *oap_cli;
struct osc_object *oap_obj;
- struct ldlm_lock *oap_ldlm_lock;
- cfs_spinlock_t oap_lock;
+ struct ldlm_lock *oap_ldlm_lock;
+ spinlock_t oap_lock;
};
#define oap_page oap_brw_page.pg
#define oap_brw_flags oap_brw_page.flag
struct osc_cache_waiter {
- cfs_list_t ocw_entry;
- cfs_waitq_t ocw_waitq;
- struct osc_async_page *ocw_oap;
+ cfs_list_t ocw_entry;
+ wait_queue_head_t ocw_waitq;
+ struct osc_async_page *ocw_oap;
int ocw_grant;
- int ocw_rc;
+ int ocw_rc;
};
-#define OSCC_FLAG_RECOVERING 0x01
-#define OSCC_FLAG_CREATING 0x02
-#define OSCC_FLAG_NOSPC 0x04 /* can't create more objects on OST */
-#define OSCC_FLAG_SYNC_IN_PROGRESS 0x08 /* only allow one thread to sync */
-#define OSCC_FLAG_LOW 0x10
-#define OSCC_FLAG_EXITING 0x20
-#define OSCC_FLAG_DEGRADED 0x40
-#define OSCC_FLAG_RDONLY 0x80
-#define OSCC_FLAG_NOSPC_BLK 0x100 /* no more block space on OST */
-
-int osc_precreate(struct obd_export *exp);
int osc_create(const struct lu_env *env, struct obd_export *exp,
struct obdo *oa, struct lov_stripe_md **ea,
struct obd_trans_info *oti);
-int osc_create_async(struct obd_export *exp, struct obd_info *oinfo,
- struct lov_stripe_md **ea, struct obd_trans_info *oti);
int osc_real_create(struct obd_export *exp, struct obdo *oa,
struct lov_stripe_md **ea, struct obd_trans_info *oti);
-void oscc_init(struct obd_device *obd);
void osc_wake_cache_waiters(struct client_obd *cli);
-int osc_shrink_grant_to_target(struct client_obd *cli, long target);
+int osc_shrink_grant_to_target(struct client_obd *cli, __u64 target_bytes);
void osc_update_next_shrink(struct client_obd *cli);
/*
extern struct ptlrpc_request_set *PTLRPCD_SET;
int osc_enqueue_base(struct obd_export *exp, struct ldlm_res_id *res_id,
- int *flags, ldlm_policy_data_t *policy,
+ __u64 *flags, ldlm_policy_data_t *policy,
struct ost_lvb *lvb, int kms_valid,
obd_enqueue_update_f upcall,
void *cookie, struct ldlm_enqueue_info *einfo,
int osc_cancel_base(struct lustre_handle *lockh, __u32 mode);
int osc_match_base(struct obd_export *exp, struct ldlm_res_id *res_id,
- __u32 type, ldlm_policy_data_t *policy, __u32 mode,
- int *flags, void *data, struct lustre_handle *lockh,
- int unref);
+ __u32 type, ldlm_policy_data_t *policy, __u32 mode,
+ __u64 *flags, void *data, struct lustre_handle *lockh,
+ int unref);
int osc_setattr_async_base(struct obd_export *exp, struct obd_info *oinfo,
struct obd_trans_info *oti,
cfs_list_t *ext_list, int cmd, pdl_policy_t p);
int osc_lru_shrink(struct client_obd *cli, int target);
-extern cfs_spinlock_t osc_ast_guard;
+extern spinlock_t osc_ast_guard;
int osc_cleanup(struct obd_device *obd);
int osc_setup(struct obd_device *obd, struct lustre_cfg *lcfg);
int osc_dlm_lock_pageref(struct ldlm_lock *dlm);
-extern cfs_mem_cache_t *osc_quota_kmem;
+extern struct kmem_cache *osc_quota_kmem;
struct osc_quota_info {
/** linkage for quota hash table */
cfs_hlist_node_t oqi_hash;
int osc_quotacheck(struct obd_device *unused, struct obd_export *exp,
struct obd_quotactl *oqctl);
int osc_quota_poll_check(struct obd_export *exp, struct if_quotacheck *qchk);
+
+void osc_inc_unstable_pages(struct ptlrpc_request *req);
+void osc_dec_unstable_pages(struct ptlrpc_request *req);
+int osc_over_unstable_soft_limit(struct client_obd *cli);
#endif /* OSC_INTERNAL_H */