From: Marc Zyngier maz@kernel.org
[ Upstream commit bf87bb0881d0f59181fe3bbcf29c609f36483ff8 ]
As we can now switch from a system that isn't affected by 1418040 to a system that globally is affected, let's allow affected CPUs to come in at a later time.
Signed-off-by: Marc Zyngier maz@kernel.org Tested-by: Sai Prakash Ranjan saiprakash.ranjan@codeaurora.org Reviewed-by: Stephen Boyd swboyd@chromium.org Reviewed-by: Suzuki K Poulose suzuki.poulose@arm.com Acked-by: Will Deacon will@kernel.org Link: https://lore.kernel.org/r/20200731173824.107480-3-maz@kernel.org Signed-off-by: Catalin Marinas catalin.marinas@arm.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm64/kernel/cpu_errata.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index f9387c1252325..5e1686ffae0e9 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -906,6 +906,8 @@ const struct arm64_cpu_capabilities arm64_errata[] = { .desc = "ARM erratum 1418040", .capability = ARM64_WORKAROUND_1418040, ERRATA_MIDR_RANGE_LIST(erratum_1418040_list), + .type = (ARM64_CPUCAP_SCOPE_LOCAL_CPU | + ARM64_CPUCAP_PERMITTED_FOR_LATE_CPU), }, #endif #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT_VHE