linux-kernel - Re: [RFC PATCH 0/4] wire up CPU features to udev based module loading

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Date:	Fri, 08 Nov 2013 07:09:36 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <ak@...ux.intel.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>
CC:	x86@...nel.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	gregkh@...uxfoundation.org,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>, tglx@...utronix.de,
	Ingo Molnar <mingo@...nel.org>,
	Steve Capper <steve.capper@...aro.org>
Subject: Re: [RFC PATCH 0/4] wire up CPU features to udev based module loading

I assumed he was referring to just dropping those fields of they didn't make sense for the architecture.  That would make sense to do.

Andi Kleen <ak@...ux.intel.com> wrote:
>> - the module aliases host tool has no arch specific dependencies at
>> all except having x86cpu as one of the entries: would you mind
>> dropping the x86 prefix there? Or rather add dependencies on $ARCH?
>> (If we drop it there, we basically end up with 'cpu:' everywhere)
>
>Should be fine.
>
>> - in the vendor/family/model case, it may be preferable to drop these
>> fields entirely from certain modules' aliases if they match on 'any'
>> (provided that the module tools permit this) rather than add
>> architecture, variant, revision, etc  fields for all architectures if
>> they can only ever match on one
>
>The module tools require everything matching with the same wild cards.
>
>So I don't know how "any" would work.
>
>-Andi

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