From: Mark Rutland <mark.rutland@arm.com>
To: broonie@kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Subject: Re: [boot-wrapper PATCH 2/2] aarch64: Enable use of SME by EL2 and below
Date: Fri, 4 Feb 2022 10:59:20 +0000 [thread overview]
Message-ID: <Yf0HCAzLCoZXQffI@FVFF77S0Q05N> (raw)
In-Reply-To: <Yfl5Gic2Y3TixXpW@FVFF77S0Q05N>
On Tue, Feb 01, 2022 at 06:16:58PM +0000, Mark Rutland wrote:
> Hi Mark,
>
> On Tue, Feb 01, 2022 at 05:21:32PM +0000, broonie@kernel.org wrote:
> > From: Mark Brown <broonie@kernel.org>
> >
> > Allow lower ELs to use SME when booted on a system that support it. This
> > requires us to set two new bits, one in each of SCR_EL3 and CPTR_EL3, set
> > the maximum vector length in a similar fashion to SVE and if the optional
> > FA64 feature is present then set another feature bit in the new SMCR
> > register.
>
> This looks good to me. I'll wait a day or so to allow others to review, but if
> no-one shouts I'll apply this (along with patch 1) before the end of the week.
I've applied both patches now.
Thanks,
Mark.
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prev parent reply other threads:[~2022-02-04 11:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-01 17:21 [boot-wrapper PATCH 1/2] aarch64: Document what we're doing when setting ZCR_EL3.LEN broonie
2022-02-01 17:21 ` [boot-wrapper PATCH 2/2] aarch64: Enable use of SME by EL2 and below broonie
2022-02-01 18:16 ` Mark Rutland
2022-02-01 18:22 ` Mark Brown
2022-02-02 10:30 ` Mark Rutland
2022-02-04 10:59 ` Mark Rutland [this message]
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