On Tue, 19 May 2020 at 19:57, Richard Henderson
<richard.hender...@linaro.org> wrote:
> The kernel will return -EINVAL for bits set in the prot argument
> that are unknown or invalid.  Previously we were simply cropping
> out the bits that we care about.
> Introduce validate_prot_to_pageflags to perform this check in a
> single place between the two syscalls.  Differentiate between
> the target and host versions of prot.  Compute the qemu internal
> page_flags value at the same time.
> Signed-off-by: Richard Henderson <richard.hender...@linaro.org>

Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>

-- PMM

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