ascend: share pool: Add parameter prot in sp_group_add_task

ascend inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I4EUVI


CVE: NA

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The prot parameter is added to sp_group_add_task function. It indicates the
PROT_READ/PROT_WRITE permission of the task for this spg.

Signed-off-by: Peng Wu <wupeng58@huawei.com>
Signed-off-by: Tang Yizhou <tangyizhou@huawei.com>
Signed-off-by: Zhou Guanghui <zhouguanghui1@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Reviewed-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>