linux-kernel - Re: [PATCH] arm64: cpufeature: Display the set of cores with a feature

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Message-ID: <ea73efc8-87f1-4441-8118-281688065e35@sirena.org.uk>
Date:   Fri, 13 Oct 2023 12:08:15 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Will Deacon <will@...nel.org>
Cc:     Jeremy Linton <jeremy.linton@....com>,
        linux-arm-kernel@...ts.infradead.org, catalin.marinas@....com,
        mark.rutland@....com, maz@...nel.org, anshuman.khandual@....com,
        krisman@...e.de, james.morse@....com, ionela.voinescu@....com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: cpufeature: Display the set of cores with a
 feature

On Fri, Oct 13, 2023 at 09:29:48AM +0100, Will Deacon wrote:

> That's pretty neat. Are there any other caps we could switch over to this
> new mechanism as well? We have a weird bodge, for example, in has_hw_dbm()
> to print a "detected: ..." message and I wonder whether following the
> example of the AMU would be better?

There's 32 bit EL0, though that's a bit different...

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