1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2003 Cluster File Systems, Inc.
6 * This code is issued under the GNU General Public License.
7 * See the file COPYING in this distribution
10 #ifndef OSC_INTERNAL_H
11 #define OSC_INTERNAL_H
13 #define OAP_MAGIC 8675309
15 struct osc_async_page {
17 struct list_head oap_pending_item;
18 struct list_head oap_urgent_item;
19 struct list_head oap_rpc_item;
20 struct page *oap_page;
26 obd_flags oap_brw_flags;
27 enum async_flags oap_async_flags;
29 unsigned long oap_interrupted:1;
30 struct obd_io_group *oap_oig;
31 struct oig_callback_context oap_occ;
32 struct ptlrpc_request *oap_request;
33 struct client_obd *oap_cli;
34 struct lov_oinfo *oap_loi;
36 struct obd_async_page_ops *oap_caller_ops;
37 void *oap_caller_data;
40 #define OAP_FROM_COOKIE(c) \
41 (LASSERT(((struct osc_async_page *)(c))->oap_magic == OAP_MAGIC), \
42 (struct osc_async_page *)(c))
44 struct osc_cache_waiter {
45 struct list_head ocw_entry;
46 wait_queue_head_t ocw_waitq;
47 struct osc_async_page *ocw_oap;
51 #define OSCC_FLAG_RECOVERING 0x01
52 #define OSCC_FLAG_CREATING 0x02
53 #define OSCC_FLAG_NOSPC 0x04 /* can't create more objects on OST */
54 #define OSCC_FLAG_SYNC_IN_PROGRESS 0x08 /* only allow one thread to sync */
55 #define OSCC_FLAG_LOW 0x10
56 #define OSCC_FLAG_EXITING 0x20
58 int osc_create(struct obd_export *exp, struct obdo *oa,
59 void *acl, int acl_size,
60 struct lov_stripe_md **ea, struct obd_trans_info *oti);
61 int osc_real_create(struct obd_export *exp, struct obdo *oa,
62 struct lov_stripe_md **ea, struct obd_trans_info *oti);
63 void oscc_init(struct obd_device *obd);
64 void osc_wake_cache_waiters(struct client_obd *cli);
67 int lproc_osc_attach_seqstat(struct obd_device *dev);
69 static inline int lproc_osc_attach_seqstat(struct obd_device *dev) {return 0;}
72 #endif /* OSC_INTERNAL_H */