From: Marc Zyngier Date: Mon, 2 Feb 2026 18:43:27 +0000 (+0000) Subject: KVM: arm64: Remove all traces of HCR_EL2.MIOCNCE X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fb40cb15e8ad1e7511966a953de0f409aaae4398;p=thirdparty%2Fkernel%2Fstable.git KVM: arm64: Remove all traces of HCR_EL2.MIOCNCE MIOCNCE had the potential to eat your data, and also was never implemented by anyone. It's been retrospectively removed from the architecture, and we're happy to follow that lead. Reviewed-by: Fuad Tabba Tested-by: Fuad Tabba Link: https://patch.msgid.link/20260202184329.2724080-19-maz@kernel.org Signed-off-by: Marc Zyngier --- diff --git a/arch/arm64/kvm/config.c b/arch/arm64/kvm/config.c index c1b76a76a5e4..8640f9c9b2e0 100644 --- a/arch/arm64/kvm/config.c +++ b/arch/arm64/kvm/config.c @@ -938,7 +938,6 @@ static const struct reg_bits_to_feat_map hcr_feat_map[] = { HCR_EL2_FMO | HCR_EL2_ID | HCR_EL2_IMO | - HCR_EL2_MIOCNCE | HCR_EL2_PTW | HCR_EL2_SWIO | HCR_EL2_TACR | diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 650d7d477087..724e6ad966c2 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -3834,8 +3834,7 @@ Field 43 NV1 Field 42 NV Field 41 API Field 40 APK -Res0 39 -Field 38 MIOCNCE +Res0 39:38 Field 37 TEA Field 36 TERR Field 35 TLOR