Re: [PATCH v2 01/17] arm64: Reuse TCR field definitions for EL1 and EL2

From	Will Deacon <will.deacon@arm.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v2 01/17] arm64: Reuse TCR field definitions for EL1 and EL2
Date	2016-04-15 17:20 +0200
Message-ID	<rodHk-535-19@gated-at.bofh.it> (permalink)
References	<rnPvk-2fL-5@gated-at.bofh.it> <rnPvl-2fL-27@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Apr 14, 2016 at 02:20:49PM +0100, Suzuki K Poulose wrote:
> TCR_EL1, TCR_EL2 and VTCR_EL2, all share some field positions
> (TG0, ORGN0, IRGN0 and SH0) and their corresponding value definitions.
> 
> This patch makes the TCR_EL1 definitions reusable and uses them for TCR_EL2
> and VTCR_EL2 fields.
> 
> This also fixes a bug where we assume TG0 in {V}TCR_EL2 is 1bit field.
> 
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Marc Zyngier <marc.zyngier@arm.com>
> Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
> ---
>  arch/arm64/include/asm/kvm_arm.h       |   48 ++++++++++---------
>  arch/arm64/include/asm/pgtable-hwdef.h |   80 +++++++++++++++++++++++++-------
>  2 files changed, 88 insertions(+), 40 deletions(-)

Acked-by: Will Deacon <will.deacon@arm.com>

Feel free to take this through the kvm-arm tree.

Will

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[PATCH v2 01/17] arm64: Reuse TCR field definitions for EL1 and EL2 Suzuki K Poulose <suzuki.poulose@arm.com> - 2016-04-14 15:30 +0200
  Re: [PATCH v2 01/17] arm64: Reuse TCR field definitions for EL1 and  EL2 Will Deacon <will.deacon@arm.com> - 2016-04-15 17:20 +0200

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