diff options
| author | Marc Zyngier <maz@kernel.org> | 2024-10-23 15:53:19 +0100 |
|---|---|---|
| committer | Oliver Upton <oliver.upton@linux.dev> | 2024-10-31 02:42:30 +0000 |
| commit | 69c19e047dfee63f3e5b06b4ad288bbad32fe8f0 (patch) | |
| tree | c0d6cb957a73a4d4a08aae40caf7e93eddc0f274 /arch/arm64/include | |
| parent | 9ae424d2a1ae144c83ffd7c9e2f408ae5acfb634 (diff) | |
KVM: arm64: Add TCR2_EL2 to the sysreg arrays
Add the TCR2_EL2 register to the per-vcpu sysreg register array,
the sysreg descriptor array, and advertise it as mapped to TCR2_EL1
for NV purposes.
Access to this register is conditional based on ID_AA64MMFR3_EL1.TCRX
being advertised.
Reviewed-by: Joey Gouly <joey.gouly@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20241023145345.1613824-12-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index c753ab31dcea..b41de132fa4e 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -499,6 +499,7 @@ enum vcpu_sysreg { /* Anything from this can be RES0/RES1 sanitised */ MARKER(__SANITISED_REG_START__), + TCR2_EL2, /* Extended Translation Control Register (EL2) */ /* Any VNCR-capable reg goes after this point */ MARKER(__VNCR_START__), |