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Re: [Qemu-arm] [Qemu-devel] [PATCH for-3.1] target/arm: Remove workaroun


From: Richard Henderson
Subject: Re: [Qemu-arm] [Qemu-devel] [PATCH for-3.1] target/arm: Remove workaround for small SAU regions
Date: Thu, 8 Nov 2018 10:19:27 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1

On 11/6/18 5:38 PM, Peter Maydell wrote:
> Before we supported direct execution from MMIO regions, we
> implemented workarounds in commit 720424359917887c926a33d2
> which let us avoid doing so, even if the SAU or MPU region
> was less than page-sized.
> 
> Once we implemented execute-from-MMIO, we removed part
> of those workarounds in commit d4b6275df320cee76; but
> we forgot the one in get_phys_addr_pmsav8() which
> suppressed use of small SAU regions in executable regions.
> Remove that workaround now.
> 
> Signed-off-by: Peter Maydell <address@hidden>
> ---
>  target/arm/helper.c | 12 ------------
>  1 file changed, 12 deletions(-)

Reviewed-by: Richard Henderson <address@hidden>


r~



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