Messages in this thread | | | Subject | Re: [PATCH 7/8] arm64: cpufeature: Relax checks for AArch32 support at EL[0-2] | From | Suzuki K Poulose <> | Date | Wed, 15 Apr 2020 11:50:58 +0100 |
| |
On 04/14/2020 10:31 PM, Will Deacon wrote: > We don't need to be quite as strict about mismatched AArch32 support, > which is good because the friendly hardware folks have been busy > mismatching this to their hearts' content. > > * We don't care about EL2 or EL3 (there are silly comments concerning > the latter, so remove those) > > * EL1 support is gated by the ARM64_HAS_32BIT_EL1 capability and handled > gracefully when a mismatch occurs > > * EL1 support is gated by the ARM64_HAS_32BIT_EL0 capability and handled
s/EL1/EL0
> gracefully when a mismatch occurs > > Relax the AArch32 checks to FTR_NONSTRICT.
Agreed. We should do something similar for the features exposed by the ELF_HWCAP, of course in a separate series.
> > Signed-off-by: Will Deacon <will@kernel.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
| |