boolean_t need_prep; /* do we need to retry due to EBUSY? */
};
+/*
+ * The max length of a temporary tag prefix is the number of hex digits
+ * required to express UINT64_MAX plus one for the hyphen.
+ */
+#define MAX_TAG_PREFIX_LEN 17
+
+struct dsl_ds_holdarg {
+ dsl_sync_task_group_t *dstg;
+ char *htag;
+ char *snapname;
+ boolean_t recursive;
+ boolean_t gotone;
+ boolean_t temphold;
+ char failed[MAXPATHLEN];
+};
+
#define dsl_dataset_is_snapshot(ds) \
((ds)->ds_phys->ds_num_children != 0)
boolean_t dsl_dataset_tryown(dsl_dataset_t *ds, boolean_t inconsistentok,
void *tag);
void dsl_dataset_make_exclusive(dsl_dataset_t *ds, void *tag);
+void dsl_register_onexit_hold_cleanup(dsl_dataset_t *ds, const char *htag,
+ minor_t minor);
uint64_t dsl_dataset_create_sync(dsl_dir_t *pds, const char *lastname,
dsl_dataset_t *origin, uint64_t flags, cred_t *, dmu_tx_t *);
uint64_t dsl_dataset_create_sync_dd(dsl_dir_t *dd, dsl_dataset_t *origin,
dsl_syncfunc_t dsl_dataset_destroy_sync;
dsl_checkfunc_t dsl_dataset_snapshot_check;
dsl_syncfunc_t dsl_dataset_snapshot_sync;
+dsl_syncfunc_t dsl_dataset_user_hold_sync;
int dsl_dataset_rename(char *name, const char *newname, boolean_t recursive);
int dsl_dataset_promote(const char *name, char *conflsnap);
int dsl_dataset_clone_swap(dsl_dataset_t *clone, dsl_dataset_t *origin_head,
boolean_t force);
int dsl_dataset_user_hold(char *dsname, char *snapname, char *htag,
- boolean_t recursive, boolean_t temphold);
+ boolean_t recursive, boolean_t temphold, int cleanup_fd);
+int dsl_dataset_user_hold_for_send(dsl_dataset_t *ds, char *htag,
+ boolean_t temphold);
int dsl_dataset_user_release(char *dsname, char *snapname, char *htag,
boolean_t recursive);
int dsl_dataset_user_release_tmp(struct dsl_pool *dp, uint64_t dsobj,
- char *htag);
+ char *htag, boolean_t retry);
int dsl_dataset_get_holds(const char *dsname, nvlist_t **nvp);
blkptr_t *dsl_dataset_get_blkptr(dsl_dataset_t *ds);