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

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The share pool is used widely for several accelerator, and it is
difficult to debug the user problem, so add debug mode to analyse
the problem, this mode is enabled by the sysctl_sp_debug_mode flag.

Some functions have been refactored to protect the critical area
correctly, and output message more clearly.
Signed-off-by: NTang Yizhou <tangyizhou@huawei.com>
Signed-off-by: NZhou Guanghui <zhouguanghui1@huawei.com>
Signed-off-by: NWu Peng <wupeng58@huawei.com>
Signed-off-by: NDing Tianhong <dingtianhong@huawei.com>
Reviewed-by: NKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: NWeilong Chen <chenweilong@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>