{
}
-/* If we are unable to get the maximum object size from the OST in
- * ocd_maxbytes using OBD_CONNECT_MAXBYTES, then we fall back to using
- * the old maximum object size from ext3. */
-#define LUSTRE_EXT3_STRIPE_MAXBYTES 0x1fffffff000ULL
-
-struct lov_stripe_md {
- atomic_t lsm_refc;
- spinlock_t lsm_lock;
- pid_t lsm_lock_owner; /* debugging */
-
- /* maximum possible file size, might change as OSTs status changes,
- * e.g. disconnected, deactivated */
- loff_t lsm_maxbytes;
- struct ost_id lsm_oi;
- __u32 lsm_magic;
- __u32 lsm_stripe_size;
- __u32 lsm_pattern; /* RAID0, RAID1, released, ... */
- __u16 lsm_stripe_count;
- __u16 lsm_layout_gen;
- char lsm_pool_name[LOV_MAXPOOLNAME + 1];
- struct lov_oinfo *lsm_oinfo[0];
-};
-
-static inline bool lsm_is_released(struct lov_stripe_md *lsm)
-{
- return !!(lsm->lsm_pattern & LOV_PATTERN_F_RELEASED);
-}
-
-static inline bool lsm_has_objects(struct lov_stripe_md *lsm)
-{
- if (lsm == NULL)
- return false;
- if (lsm_is_released(lsm))
- return false;
- return true;
-}
-
-static inline int lov_stripe_md_size(unsigned int stripe_count)
-{
- struct lov_stripe_md lsm;
-
- return sizeof(lsm) + stripe_count * sizeof(lsm.lsm_oinfo[0]);
-}
-
+struct lov_stripe_md;
struct obd_info;
typedef int (*obd_enqueue_update_f)(void *cookie, int rc);
/* obd info for a particular level (lov, osc). */
struct obd_info {
- /* Lock policy. It keeps an extent which is specific for a particular
- * OSC. (e.g. lov_prep_enqueue_set initialises extent of the policy,
- * and osc_enqueue passes it into ldlm_lock_match & ldlm_cli_enqueue. */
- ldlm_policy_data_t oi_policy;
- /* Flags used for set request specific flags:
- - while lock handling, the flags obtained on the enqueue
- request are set here.
- - while stats, the flags used for control delay/resend.
- - while setattr, the flags used for distinguish punch operation
- */
+ /* OBD_STATFS_* flags */
__u64 oi_flags;
- /* obdo data specific for every OSC, if needed at all. */
- struct obdo *oi_oa;
/* statfs data specific for every OSC, if needed at all. */
struct obd_statfs *oi_osfs;
/* An update callback which is called to update some data on upper
* request in osc level for enqueue requests. It is also possible to
* update some caller data from LOV layer if needed. */
obd_enqueue_update_f oi_cb_up;
- /* oss capability, its type is obd_capa in client to avoid copy.
- * in contrary its type is lustre_capa in OSS. */
- void *oi_capa;
};
struct obd_type {
struct mdc_rpc_lock *cl_rpc_lock;
struct mdc_rpc_lock *cl_close_lock;
+ /* modify rpcs in flight
+ * currently used for metadata only */
+ spinlock_t cl_mod_rpcs_lock;
+ __u16 cl_max_mod_rpcs_in_flight;
+
/* mgc datastruct */
struct mutex cl_mgc_mutex;
struct local_oid_storage *cl_mgc_los;
* (for /proc/status only!!) */
obd_no_ir:1, /* no imperative recovery. */
obd_process_conf:1, /* device is processing mgs config */
- obd_uses_nid_stats:1; /* maintain per-client OBD stats */
+ obd_uses_nid_stats:1, /* maintain per-client OBD stats */
+ obd_force_abort_recovery:1; /* abort recovery forcely */
/* use separate field as it is set in interrupt to don't mess with
* protection of other bits using _bh lock */
#define KEY_INTERMDS "inter_mds"
#define KEY_LAST_ID "last_id"
#define KEY_LAST_FID "last_fid"
-#define KEY_LOVDESC "lovdesc"
#define KEY_MAX_EASIZE "max_easize"
#define KEY_DEFAULT_EASIZE "default_easize"
#define KEY_MGSSEC "mgssec"
struct obd_statfs *osfs, __u64 max_age, __u32 flags);
int (*o_statfs_async)(struct obd_export *exp, struct obd_info *oinfo,
__u64 max_age, struct ptlrpc_request_set *set);
- int (*o_packmd)(struct obd_export *exp, struct lov_mds_md **disk_tgt,
- struct lov_stripe_md *mem_src);
int (*o_unpackmd)(struct obd_export *exp,struct lov_stripe_md **mem_tgt,
struct lov_mds_md *disk_src, int disk_len);
int (*o_create)(const struct lu_env *env, struct obd_export *exp,
int (*o_destroy)(const struct lu_env *env, struct obd_export *exp,
struct obdo *oa);
int (*o_setattr)(const struct lu_env *, struct obd_export *exp,
- struct obd_info *oinfo);
- int (*o_getattr)(const struct lu_env *env, struct obd_export *exp,
- struct obd_info *oinfo);
+ struct obdo *oa);
+ int (*o_getattr)(const struct lu_env *env, struct obd_export *exp,
+ struct obdo *oa);
int (*o_preprw)(const struct lu_env *env, int cmd,
struct obd_export *exp, struct obdo *oa, int objcount,
struct obd_ioobj *obj, struct niobuf_remote *remote,
struct lu_fid *fid);
};
-struct lsm_operations {
- void (*lsm_free)(struct lov_stripe_md *);
- void (*lsm_stripe_by_index)(struct lov_stripe_md *, int *,
- loff_t *, loff_t *);
- void (*lsm_stripe_by_offset)(struct lov_stripe_md *, int *,
- loff_t *, loff_t *);
- int (*lsm_lmm_verify) (struct lov_mds_md *lmm, int lmm_bytes,
- __u16 *stripe_count);
- int (*lsm_unpackmd) (struct lov_obd *lov, struct lov_stripe_md *lsm,
- struct lov_mds_md *lmm);
-};
-
-extern const struct lsm_operations lsm_v1_ops;
-extern const struct lsm_operations lsm_v3_ops;
-static inline const struct lsm_operations *lsm_op_find(u32 magic)
-{
- switch(magic) {
- case LOV_MAGIC_V1:
- return &lsm_v1_ops;
- case LOV_MAGIC_V3:
- return &lsm_v3_ops;
- default:
- CERROR("Cannot recognize lsm_magic %08x\n", magic);
- return NULL;
- }
-}
-
static inline struct md_open_data *obd_mod_alloc(void)
{
struct md_open_data *mod;
git://git.whamcloud.com / fs / lustre-release.git / blobdiff