hulk inclusion
category: bugfix
bugzilla: 185891
CVE: NA

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because create a new sync_io_tmp in gendisk, to fix the kabi chage;
Signed-off-by: Nzhangwensheng <zhangwensheng5@huawei.com>
Reviewed-by: NHou Tao <houtao1@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>