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Re: [PATCH for-5.2?] target/arm: fix stage 2 page-walks in 32-bit emulat
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH for-5.2?] target/arm: fix stage 2 page-walks in 32-bit emulation |
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Date: |
Thu, 19 Nov 2020 14:37:37 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 11/18/20 7:04 AM, Rémi Denis-Courmont wrote:
> From: Rémi Denis-Courmont <remi.denis.courmont@huawei.com>
>
> Using a target unsigned long would limit the Input Address to a LPAE
> page-walk to 32 bits on AArch32 and 64 bits on AArch64. This is okay
> for stage 1 or on AArch64, but it is insufficient for stage 2 on
> AArch32. In that later case, the Input Address can have up to 40 bits.
>
> Signed-off-by: Rémi Denis-Courmont <remi.denis.courmont@huawei.com>
> ---
> target/arm/helper.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Peter, bug fix for 5.2 or postpone?
r~