Re: [PATCH v3 43/43] bsd-user: Update mapping to handle reserved and starting conditions

[Kyle Evans]

On Thu, Sep 2, 2021 at 6:56 PM <imp@bsdimp.com> wrote:
>
> From: Warner Losh <imp@FreeBSD.org>
>
> Update the reserved base based on what platform we're on, as well as the
> start of the mmap range. Update routines that find va ranges to interact
> with the reserved ranges as well as properly align the mapping (this is
> especially important for targets whose page size does not match the
> host's). Loop where appropriate when the initial address space offered
> by mmap does not meet the contraints.
>
> This has 18e80c55bb6 from linux-user folded in to the upstream
> bsd-user code as well.
>
> Signed-off-by: Mikaël Urankar <mikael.urankar@gmail.com>
> Signed-off-by: Stacey Son <sson@FreeBSD.org>
> Signed-off-by: Warner Losh <imp@bsdimp.com>
> Acked-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  bsd-user/main.c |  43 ++++-
>  bsd-user/mmap.c | 415 ++++++++++++++++++++++++++++++++++++++++--------
>  bsd-user/qemu.h |   5 +-
>  3 files changed, 392 insertions(+), 71 deletions(-)
>

Reviewed-by: Kyle Evans <kevans@FreeBSD.org>