linux-kernel - Re: [PATCH] arm64: Disable EL2 traps for BRBE instructions executed in EL1

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Message-ID: <ZB2PsJ+1U+TJJ70o@sirena.org.uk>
Date:   Fri, 24 Mar 2023 11:55:28 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Marc Zyngier <maz@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: Disable EL2 traps for BRBE instructions executed
 in EL1

On Fri, Mar 24, 2023 at 11:21:27AM +0530, Anshuman Khandual wrote:

> This disables EL2 traps for BRBE instructions executed in EL1. This would
> enable BRBE to be configured and used successfully in the guest kernel.

We should probably update booting.rst too.

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