Hi Punit, On 01/02/17 21:38, Tyler Baicar wrote: > From: "Jonathan (Zhixiong) Zhang" <[email protected]> > > If ACPI_APEI and MEMORY_FAILURE is configured, select > ACPI_APEI_MEMORY_FAILURE. This enables memory failure recovery > when such memory failure is reported through ACPI APEI. APEI > (ACPI Platform Error Interfaces) provides a means for the > platform to convey error information to the kernel. > > Declare ARCH_SUPPORTS_MEMORY_FAILURE, as arm64 does support > memory failure recovery attempt.
Am I right in thinking we should wait for the hugepage issue you found with hwpoison [0] to be fixed before arm64 can have ARCH_SUPPORTS_MEMORY_FAILURE? (If so, can this patch become part of that series to they are obviously related!) Thanks, James [0] https://www.spinics.net/lists/arm-kernel/msg568995.html > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index f92778d..4cd12a0 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -15,6 +15,8 @@ config ARM64 > select ARCH_HAS_SG_CHAIN > select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST > select ARCH_USE_CMPXCHG_LOCKREF > + select ACPI_APEI_MEMORY_FAILURE if ACPI_APEI && MEMORY_FAILURE > + select ARCH_SUPPORTS_MEMORY_FAILURE > select ARCH_SUPPORTS_ATOMIC_RMW > select ARCH_SUPPORTS_NUMA_BALANCING > select ARCH_WANT_COMPAT_IPC_PARSE_VERSION >
