unsigned int ddp_brw_size; /* optimal RPC size */
/* T10PI checksum type, zero if not supported */
enum cksum_types ddp_t10_cksum_type;
+ bool ddp_has_lseek_data_hole;
};
/**
struct dt_device *dev);
/**
+ * Wait pending quota update finish
+ *
+ * There might be a window that quota usage has been updated,
+ * but commit callback to reduce pending write have not been
+ * finished, this is used to wait all pending update done.
+ *
+ * \param[in] dev dt device
+ */
+ void (*dt_wait_quota_pending)(struct dt_device *dev);
+
+ /**
* Start transaction commit asynchronously.
*
};
enum dt_index_flags {
- /** index supports variable sized keys */
- DT_IND_VARKEY = 1 << 0,
- /** index supports variable sized records */
- DT_IND_VARREC = 1 << 1,
- /** index can be modified */
- DT_IND_UPDATE = 1 << 2,
- /** index supports records with non-unique (duplicate) keys */
- DT_IND_NONUNQ = 1 << 3,
- /**
- * index support fixed-size keys sorted with natural numerical way
- * and is able to return left-side value if no exact value found
- */
- DT_IND_RANGE = 1 << 4,
+ /** index supports variable sized keys */
+ DT_IND_VARKEY = BIT(0),
+ /** index supports variable sized records */
+ DT_IND_VARREC = BIT(1),
+ /** index can be modified */
+ DT_IND_UPDATE = BIT(2),
+ /** index supports records with non-unique (duplicate) keys */
+ DT_IND_NONUNQ = BIT(3),
+ /**
+ * index support fixed-size keys sorted with natural numerical way
+ * and is able to return left-side value if no exact value found
+ */
+ DT_IND_RANGE = BIT(4),
};
/* for dt_read_lock() and dt_write_lock() object lock rule */
int (*do_invalidate)(const struct lu_env *env, struct dt_object *dt);
/**
+ * Check object stale state.
+ *
+ * OSP only.
+ *
+ * \param[in] dt object
+ *
+ * \retval true for stale object
+ * \retval false for not stale object
+ */
+ bool (*do_check_stale)(struct dt_object *dt);
+
+ /**
* Declare intention to instaintiate extended layout component.
*
* \param[in] env execution environment
* then the method should maintain space accounting for the given
* credentials.
*
+ * user_size parameter is the apparent size of the file, ie the size
+ * of the clear text version of the file. It can differ from the actual
+ * amount of valuable data received when a file is encrypted,
+ * because encrypted pages always contain PAGE_SIZE bytes of data,
+ * even if clear text data is only a few bytes.
+ * In case of encrypted file, apparent size will be stored as the inode
+ * size, so that servers return to clients an object size they can use
+ * to determine clear text size.
+ *
* \param[in] env execution environment for this thread
* \param[in] dt object
* \param[in] lb array of descriptors for the buffers
* \param[in] nr size of the array
* \param[in] th transaction handle
+ * \param[in] user_size apparent size
*
* \retval 0 on success
* \retval negative negated errno on error
struct dt_object *dt,
struct niobuf_local *lb,
int nr,
- struct thandle *th);
+ struct thandle *th,
+ __u64 user_size);
/**
* Return logical to physical block mapping for a given extent
* \retval negative negated errno on error
*/
int (*dbo_declare_fallocate)(const struct lu_env *env,
- struct dt_object *dt,
- struct thandle *th);
+ struct dt_object *dt, __u64 start,
+ __u64 end, int mode, struct thandle *th);
/**
* Allocate specified region for an object
*
__u64 end,
int mode,
struct thandle *th);
+ /**
+ * Do SEEK_HOLE/SEEK_DATA request on object
+ *
+ * \param[in] env execution environment for this thread
+ * \param[in] dt object
+ * \param[in] offset the offset to start seek from
+ * \param[in] whence seek mode, SEEK_HOLE or SEEK_DATA
+ *
+ * \retval hole/data offset on success
+ * \retval negative negated errno on error
+ */
+ loff_t (*dbo_lseek)(const struct lu_env *env, struct dt_object *dt,
+ loff_t offset, int whence);
};
/**
static inline struct dt_device * lu2dt_dev(struct lu_device *l)
{
- LASSERT(lu_device_is_dt(l));
- return container_of0(l, struct dt_device, dd_lu_dev);
+ LASSERT(lu_device_is_dt(l));
+ return container_of_safe(l, struct dt_device, dd_lu_dev);
}
struct dt_object {
static inline struct dt_object *lu2dt(struct lu_object *l)
{
- LASSERT(l == NULL || IS_ERR(l) || lu_device_is_dt(l->lo_dev));
- return container_of0(l, struct dt_object, do_lu);
+ LASSERT(l == NULL || IS_ERR(l) || lu_device_is_dt(l->lo_dev));
+ return container_of_safe(l, struct dt_object, do_lu);
}
int dt_object_init(struct dt_object *obj,
static inline struct dt_object *lu2dt_obj(struct lu_object *o)
{
LASSERT(ergo(o != NULL, lu_device_is_dt(o->lo_dev)));
- return container_of0(o, struct dt_object, do_lu);
+ return container_of_safe(o, struct dt_object, do_lu);
}
static inline struct dt_object *dt_object_child(struct dt_object *o)
{
- return container_of0(lu_object_next(&(o)->do_lu),
- struct dt_object, do_lu);
+ return container_of(lu_object_next(&(o)->do_lu),
+ struct dt_object, do_lu);
}
/**
* including OSTs */
th_complex:1,
/* whether ignore quota */
- th_ignore_quota:1;
+ th_ignore_quota:1,
+ /* whether restart transaction */
+ th_restart_tran:1;
};
/**
LASSERTF(dt != NULL, "dt is NULL when we want to write record\n");
LASSERT(th != NULL);
- LASSERT(dt->do_body_ops);
+ LASSERTF(dt->do_body_ops, DFID" doesn't exit\n",
+ PFID(lu_object_fid(&dt->do_lu)));
LASSERT(dt->do_body_ops->dbo_declare_write);
rc = dt->do_body_ops->dbo_declare_write(env, dt, buf, pos, th);
return rc;
return dt->do_ops->do_write_locked(env, dt);
}
+static inline bool dt_object_stale(struct dt_object *dt)
+{
+ LASSERT(dt);
+ LASSERT(dt->do_ops);
+ LASSERT(dt->do_ops->do_check_stale);
+
+ return dt->do_ops->do_check_stale(dt);
+}
+
static inline int dt_declare_attr_get(const struct lu_env *env,
struct dt_object *dt)
{
static inline int dt_write_commit(const struct lu_env *env,
- struct dt_object *d, struct niobuf_local *lnb,
- int n, struct thandle *th)
+ struct dt_object *d, struct niobuf_local *lnb,
+ int n, struct thandle *th, __u64 size)
{
- LASSERT(d);
- LASSERT(d->do_body_ops);
- LASSERT(d->do_body_ops->dbo_write_commit);
- return d->do_body_ops->dbo_write_commit(env, d, lnb, n, th);
+ LASSERT(d);
+ LASSERT(d->do_body_ops);
+ LASSERT(d->do_body_ops->dbo_write_commit);
+ return d->do_body_ops->dbo_write_commit(env, d, lnb, n, th, size);
}
static inline int dt_read_prep(const struct lu_env *env, struct dt_object *d,
return dt->do_body_ops->dbo_ladvise(env, dt, start, end, advice);
}
-static inline int dt_declare_falloc(const struct lu_env *env,
- struct dt_object *dt, struct thandle *th)
+static inline int dt_declare_fallocate(const struct lu_env *env,
+ struct dt_object *dt, __u64 start,
+ __u64 end, int mode, struct thandle *th)
{
LASSERT(dt);
if (!dt->do_body_ops)
return -EOPNOTSUPP;
LASSERT(dt->do_body_ops);
LASSERT(dt->do_body_ops->dbo_declare_fallocate);
- return dt->do_body_ops->dbo_declare_fallocate(env, dt, th);
+ return dt->do_body_ops->dbo_declare_fallocate(env, dt, start, end,
+ mode, th);
}
static inline int dt_falloc(const struct lu_env *env, struct dt_object *dt,
return d->do_body_ops->dbo_fiemap_get(env, d, fm);
}
+static inline loff_t dt_lseek(const struct lu_env *env, struct dt_object *d,
+ loff_t offset, int whence)
+{
+ LASSERT(d);
+ if (d->do_body_ops == NULL)
+ return -EPROTO;
+ if (d->do_body_ops->dbo_lseek == NULL)
+ return -EOPNOTSUPP;
+ return d->do_body_ops->dbo_lseek(env, d, offset, whence);
+}
+
static inline int dt_statfs_info(const struct lu_env *env,
struct dt_device *dev,
struct obd_statfs *osfs,
return dev->dd_ops->dt_ro(env, dev);
}
+static inline void dt_wait_quota_pending(struct dt_device *dev)
+{
+ LASSERT(dev);
+ LASSERT(dev->dd_ops);
+ if (dev->dd_ops->dt_wait_quota_pending)
+ dev->dd_ops->dt_wait_quota_pending(dev);
+}
+
static inline int dt_declare_insert(const struct lu_env *env,
struct dt_object *dt,
const struct dt_rec *rec,
int dt_global_init(void);
void dt_global_fini(void);
int dt_tunables_init(struct dt_device *dt, struct obd_type *type,
- const char *name, struct lprocfs_vars *list);
+ const char *name, struct ldebugfs_vars *list);
int dt_tunables_fini(struct dt_device *dt);
# ifdef CONFIG_PROC_FS