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KVM: arm64: Remove all traces of HCR_EL2.MIOCNCE

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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 <tabba@google.com>
Tested-by: Fuad Tabba <tabba@google.com>
Link: https://patch.msgid.link/20260202184329.2724080-19-maz@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2026-02-02 18:43:27 +00:00
parent d65bf6e317
commit fb40cb15e8
2 changed files with 1 additions and 3 deletions
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1
arch/arm64/kvm/config.c
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@ -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 |

3
arch/arm64/tools/sysreg
View File

@ -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