linux-kernel - Re: [PATCH] mm: Generalize ARCH_HAS_FILTER

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Message-ID: <de9ce5d0-04f0-74c5-a65c-814acedb5d46@arm.com>
Date:   Mon, 10 Jan 2022 17:13:07 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     Catalin Marinas <catalin.marinas@....com>
Cc:     linux-mm@...ck.org, Will Deacon <will@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-arm-kernel@...ts.infradead.org, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: Generalize ARCH_HAS_FILTER_PGPROT



On 1/10/22 4:22 PM, Catalin Marinas wrote:
> On Mon, Jan 10, 2022 at 12:11:36PM +0530, Anshuman Khandual wrote:
>> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
>> index 5c2ccb85f2ef..d9594e05fddb 100644
>> --- a/arch/x86/Kconfig
>> +++ b/arch/x86/Kconfig
>> @@ -328,9 +328,6 @@ config GENERIC_CALIBRATE_DELAY
>>  config ARCH_HAS_CPU_RELAX
>>  	def_bool y
>>  
>> -config ARCH_HAS_FILTER_PGPROT
>> -	def_bool y
> 
> Aren't you missing a select for x86?
> 

It already gets unconditionally selected in arch/x86/Kconfig.