PR sync from: Yushan Wang wangyushan12@huawei.com
https://mailweb.openeuler.org/archives/list/kernel@openeuler.org/message/LQHSN6HGBX4DNBCFD25OOP27FWCRAMX3/
From: Hongye Lin linhongye@h-partners.com

driver inclusion
category: feature
bugzilla: #IBPBK0:CVE-2025-21722

Mark Brown (1):
arm64: Support AT_HWCAP3

Yicong Yang (5):
arm64: Provide basic EL2 setup for FEAT_{LS64, LS64_V} usage at EL0/1
arm64: Add support for FEAT_{LS64, LS64_V}
kselftest/arm64: Add HWCAP test for FEAT_{LS64, LS64_V}
arm64: Add ESR.DFSC definition of unsupported exclusive or atomic
access
KVM: arm64: Handle DABT caused by LS64* instructions on unsupported
memory

#IBPBK0:CVE-2025-21722