flags & TRANSPORT_FLAG_PASSTHROUGH_ALUA ? 0 : 1);
}
+static ssize_t alua_support_store(struct config_item *item,
+ const char *page, size_t count)
+{
+ struct se_dev_attrib *da = to_attrib(item);
+ struct se_device *dev = da->da_dev;
+ bool flag;
+ int ret;
+
+ if (!(dev->transport->transport_flags_changeable &
+ TRANSPORT_FLAG_PASSTHROUGH_ALUA)) {
+ pr_err("dev[%p]: Unable to change SE Device alua_support:"
+ " alua_support has fixed value\n", dev);
+ return -EINVAL;
+ }
+
+ ret = strtobool(page, &flag);
+ if (ret < 0)
+ return ret;
+
+ if (flag)
+ dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_ALUA;
+ else
+ dev->transport_flags |= TRANSPORT_FLAG_PASSTHROUGH_ALUA;
+ return count;
+}
+
static ssize_t pgr_support_show(struct config_item *item, char *page)
{
struct se_dev_attrib *da = to_attrib(item);
flags & TRANSPORT_FLAG_PASSTHROUGH_PGR ? 0 : 1);
}
+static ssize_t pgr_support_store(struct config_item *item,
+ const char *page, size_t count)
+{
+ struct se_dev_attrib *da = to_attrib(item);
+ struct se_device *dev = da->da_dev;
+ bool flag;
+ int ret;
+
+ if (!(dev->transport->transport_flags_changeable &
+ TRANSPORT_FLAG_PASSTHROUGH_PGR)) {
+ pr_err("dev[%p]: Unable to change SE Device pgr_support:"
+ " pgr_support has fixed value\n", dev);
+ return -EINVAL;
+ }
+
+ ret = strtobool(page, &flag);
+ if (ret < 0)
+ return ret;
+
+ if (flag)
+ dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_PGR;
+ else
+ dev->transport_flags |= TRANSPORT_FLAG_PASSTHROUGH_PGR;
+ return count;
+}
+
CONFIGFS_ATTR(, emulate_model_alias);
CONFIGFS_ATTR(, emulate_dpo);
CONFIGFS_ATTR(, emulate_fua_write);
CONFIGFS_ATTR(, unmap_granularity_alignment);
CONFIGFS_ATTR(, unmap_zeroes_data);
CONFIGFS_ATTR(, max_write_same_len);
-CONFIGFS_ATTR_RO(, alua_support);
-CONFIGFS_ATTR_RO(, pgr_support);
+CONFIGFS_ATTR(, alua_support);
+CONFIGFS_ATTR(, pgr_support);
/*
* dev_attrib attributes for devices using the target core SBC/SPC