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arm64: Make use of ARCH_WORKAROUND_1 even when KVM is not enabled

We seem to be pretending that we don't have any firmware mitigation
when KVM is not compiled in, which is not quite expected.

Bring back the mitigation in this case.

Fixes: 4db61fef16 ("arm64: kvm: Modernize __smccc_workaround_1_smc_start annotations")
Cc: <stable@vger.kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Marc Zyngier 2020-07-16 17:11:08 +01:00 committed by Will Deacon
parent f75aef392f
commit b11483ef5a

View File

@ -234,14 +234,17 @@ static int detect_harden_bp_fw(void)
smccc_end = NULL;
break;
#if IS_ENABLED(CONFIG_KVM)
case SMCCC_CONDUIT_SMC:
cb = call_smc_arch_workaround_1;
#if IS_ENABLED(CONFIG_KVM)
smccc_start = __smccc_workaround_1_smc;
smccc_end = __smccc_workaround_1_smc +
__SMCCC_WORKAROUND_1_SMC_SZ;
break;
#else
smccc_start = NULL;
smccc_end = NULL;
#endif
break;
default:
return -1;