From: Mark Brown <broonie@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Subject: Re: [BOOT-WRAPPER PATCH 2/3] aarch64: Enable use of FPMR for EL2 and below
Date: Tue, 26 Nov 2024 17:05:22 +0000 [thread overview]
Message-ID: <dee189fc-b307-4c71-9fb8-a481f4f8d3da@sirena.org.uk> (raw)
In-Reply-To: <20241126153955.477569-3-mark.rutland@arm.com>
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On Tue, Nov 26, 2024 at 03:39:54PM +0000, Mark Rutland wrote:
> FEAT_FPMR adds the FPMR register. Acceses to FPMR (whether direct or
> indirect) trap to EL3 unless SCR_EL3.EnFPM is set, and so boot-wrapper
> support is necessary.
Reviewed-by: Mark Brown <broonie@kernel.org>
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next prev parent reply other threads:[~2024-11-26 17:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-26 15:39 [BOOT-WRAPPER PATCH 0/3] Add support for FEAT_FPMR and FEAT_GCS Mark Rutland
2024-11-26 15:39 ` [BOOT-WRAPPER PATCH 1/3] aarch64: shuffle ID_AA64PFR{0,1}_EL1 definitions Mark Rutland
2024-11-26 15:39 ` [BOOT-WRAPPER PATCH 2/3] aarch64: Enable use of FPMR for EL2 and below Mark Rutland
2024-11-26 17:05 ` Mark Brown [this message]
2024-11-26 15:39 ` [BOOT-WRAPPER PATCH 3/3] aarch64: Enable use of GCS " Mark Rutland
2024-11-26 17:20 ` Mark Brown
2024-11-26 18:01 ` Mark Rutland
2024-11-26 18:53 ` Mark Brown
2024-11-27 10:25 ` Mark Rutland
2024-11-27 11:22 ` Mark Brown
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