stable inclusion
from stable-v5.10.123
commit f8a85334a57e7842320476ff27be3a5f151da364
category: bugfix
bugzilla: https://gitee.com/src-openeuler/kernel/issues/I5D5RS
CVE: CVE-2022-21123,CVE-2022-21125,CVE-2022-21166

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=f8a85334a57e7842320476ff27be3a5f151da364

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commit 44194701 upstream

Add the admin guide for Processor MMIO stale data vulnerabilities.
Signed-off-by: NPawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: NBorislav Petkov <bp@suse.de>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NYipeng Zou <zouyipeng@huawei.com>
Reviewed-by: NZhang Jianhua <chris.zjh@huawei.com>
Reviewed-by: NXiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>