static int sa_legacy_attr_count = 16;
static kmem_cache_t *sa_cache = NULL;
+static kmem_cache_t *spill_cache = NULL;
/*ARGSUSED*/
static int
sa_cache = kmem_cache_create("sa_cache",
sizeof (sa_handle_t), 0, sa_cache_constructor,
sa_cache_destructor, NULL, NULL, NULL, 0);
+ spill_cache = kmem_cache_create("spill_cache",
+ SPA_MAXBLOCKSIZE, 0, NULL, NULL, NULL, NULL, NULL, 0);
}
void
{
if (sa_cache)
kmem_cache_destroy(sa_cache);
+
+ if (spill_cache)
+ kmem_cache_destroy(spill_cache);
+}
+
+void *
+sa_spill_alloc(int flags)
+{
+ return kmem_cache_alloc(spill_cache, flags);
+}
+
+void
+sa_spill_free(void *obj)
+{
+ kmem_cache_free(spill_cache, obj);
}
static int
* and spill buffer.
*/
if (buftype == SA_BONUS && *index == -1 &&
- P2ROUNDUP(*total + hdrsize, 8) >
+ (*total + P2ROUNDUP(hdrsize, 8)) >
(full_space - sizeof (blkptr_t))) {
*index = i;
done = B_TRUE;
}
next:
- if (P2ROUNDUP(*total + hdrsize, 8) > full_space &&
+ if ((*total + P2ROUNDUP(hdrsize, 8)) > full_space &&
buftype == SA_BONUS)
*will_spill = B_TRUE;
}
}
void
+sa_spill_rele(sa_handle_t *hdl)
+{
+ mutex_enter(&hdl->sa_lock);
+ if (hdl->sa_spill) {
+ sa_idx_tab_rele(hdl->sa_os, hdl->sa_spill_tab);
+ dmu_buf_rele(hdl->sa_spill, NULL);
+ hdl->sa_spill = NULL;
+ hdl->sa_spill_tab = NULL;
+ }
+ mutex_exit(&hdl->sa_lock);
+}
+
+void
sa_handle_destroy(sa_handle_t *hdl)
{
mutex_enter(&hdl->sa_lock);
int
sa_lookup_uio(sa_handle_t *hdl, sa_attr_type_t attr, uio_t *uio)
{
-#ifdef HAVE_ZPL
int error;
sa_bulk_attr_t bulk;
}
mutex_exit(&hdl->sa_lock);
return (error);
-#else
- return ENOSYS;
-#endif /* HAVE_ZPL */
}
#endif
sa_bulk_attr_t *attr_desc;
void *old_data[2];
int bonus_attr_count = 0;
- int bonus_data_size = 0, spill_data_size = 0;
+ int bonus_data_size = 0;
int spill_attr_count = 0;
int error;
uint16_t length;
/* Bring spill buffer online if it isn't currently */
if ((error = sa_get_spill(hdl)) == 0) {
- spill_data_size = hdl->sa_spill->db_size;
- old_data[1] = kmem_alloc(spill_data_size, KM_SLEEP);
+ ASSERT3U(hdl->sa_spill->db_size, <=, SPA_MAXBLOCKSIZE);
+ old_data[1] = sa_spill_alloc(KM_SLEEP);
bcopy(hdl->sa_spill->db_data, old_data[1],
hdl->sa_spill->db_size);
spill_attr_count =
if (old_data[0])
kmem_free(old_data[0], bonus_data_size);
if (old_data[1])
- kmem_free(old_data[1], spill_data_size);
+ sa_spill_free(old_data[1]);
kmem_free(attr_desc, sizeof (sa_bulk_attr_t) * attr_count);
return (error);
ASSERT(hdl);
mutex_exit(&hdl->sa_lock);
}
+
+#ifdef _KERNEL
+EXPORT_SYMBOL(sa_handle_get);
+EXPORT_SYMBOL(sa_handle_get_from_db);
+EXPORT_SYMBOL(sa_handle_destroy);
+EXPORT_SYMBOL(sa_buf_hold);
+EXPORT_SYMBOL(sa_buf_rele);
+EXPORT_SYMBOL(sa_spill_rele);
+EXPORT_SYMBOL(sa_lookup);
+EXPORT_SYMBOL(sa_update);
+EXPORT_SYMBOL(sa_remove);
+EXPORT_SYMBOL(sa_bulk_lookup);
+EXPORT_SYMBOL(sa_bulk_lookup_locked);
+EXPORT_SYMBOL(sa_bulk_update);
+EXPORT_SYMBOL(sa_size);
+EXPORT_SYMBOL(sa_update_from_cb);
+EXPORT_SYMBOL(sa_object_info);
+EXPORT_SYMBOL(sa_object_size);
+EXPORT_SYMBOL(sa_update_user);
+EXPORT_SYMBOL(sa_get_userdata);
+EXPORT_SYMBOL(sa_set_userp);
+EXPORT_SYMBOL(sa_get_db);
+EXPORT_SYMBOL(sa_handle_object);
+EXPORT_SYMBOL(sa_register_update_callback);
+EXPORT_SYMBOL(sa_setup);
+EXPORT_SYMBOL(sa_replace_all_by_template);
+EXPORT_SYMBOL(sa_replace_all_by_template_locked);
+EXPORT_SYMBOL(sa_enabled);
+EXPORT_SYMBOL(sa_cache_init);
+EXPORT_SYMBOL(sa_cache_fini);
+EXPORT_SYMBOL(sa_spill_alloc);
+EXPORT_SYMBOL(sa_spill_free);
+EXPORT_SYMBOL(sa_set_sa_object);
+EXPORT_SYMBOL(sa_hdrsize);
+EXPORT_SYMBOL(sa_handle_lock);
+EXPORT_SYMBOL(sa_handle_unlock);
+EXPORT_SYMBOL(sa_lookup_uio);
+#endif /* _KERNEL */