KVM: arm64: Set SCTLR_EL2.DSSBS if SSBD is forcefully disabled and !vhe
mainline inclusion from mainline-v4.20-rc1 commit 7c36447a category: feature bugzilla: 20806 CVE: NA ------------------------------------------------- When running without VHE, it is necessary to set SCTLR_EL2.DSSBS if SSBD has been forcefully disabled on the kernel command-line. Acked-by: NChristoffer Dall <christoffer.dall@arm.com> Signed-off-by: NWill Deacon <will.deacon@arm.com> Signed-off-by: NCatalin Marinas <catalin.marinas@arm.com> Signed-off-by: NYang Yingliang <yangyingliang@huawei.com> Reviewed-by: NXuefeng Wang <wxf.wang@hisilicon.com> Reviewed-by: NHanjun Guo <guohanjun@huawei.com> Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
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