[RFC PATCH 28/36] arm64: cpufeature: Detect PE support for FEAT_NMI

Vladimir Murzin vladimir.murzin at arm.com
Tue Jul 14 02:33:21 PDT 2026


On 7/10/26 03:25, Jinjie Ruan wrote:
>> +	BUILD_BUG_ON(IS_ENABLED(CONFIG_ARM64_PSEUDO_NMI) &&
>> +			(ARM64_NMI <= ARM64_HAS_GIC_PRIO_MASKING));
>> +	if (cpus_have_cap(ARM64_HAS_GIC_PRIO_MASKING)) {
>> +		pr_info("Pseudo NMI enabled, not using architected NMI\n");
>> +		return false;
> A small suggestion is to change it to pr_info_once. Otherwise, a large
> number of print information will be displayed.
> 

Good catch! I'll fix that in next iteration.

> Otherwise, LGTM
> Reviewed-by: Jinjie Ruan <ruanjinjie at huawei.com>

Thanks!

Vladimir




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