Re: [Qemu-devel] [PATCH 06/10] Revived GUEST_BASE support for usermode emulation targets [v2]

[Martin Mohring <martin.mohring@opensuse.org>]

riku.voipio@iki.fi wrote:
> From: Mika Westerberg <mika.westerberg@iki.fi>
>
> From: Mika Westerberg <mika.westerberg@iki.fi>
>
> - Now GUEST_BASE is dynamic and can be set from command line.
> - Qemu checks /proc/sys/vm/mmap_min_addr and sets GUEST_BASE
>   if needed.
> - Code generation supports GUEST_BASE for i386 and x86_64 hosts.
>   
this is a patch that finally solved my problems on linux systems where
/proc/sys/vm/mmap_min_addr is set to non zero.
from my point of view: pls apply. i have tested it on arm targets Debian
Lenny, Ubuntu 9.04 and Fedora 10. works fine for me.
> [v2]: implemented GUEST_BASE with single LEA
>
> Changed TCG (on x86 and x86_64) to generate single LEA instead
> of MOV+ADD when calculating GUEST_BASE host addresses.
>
> From: Mika Westerberg <mika.westerberg@iki.fi>
> Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
> ---
>  configure               |    9 +++++++
>  cpu-all.h               |    6 ++++-
>  linux-user/elfload.c    |   24 ++++++++++++++++++++
>  linux-user/main.c       |   54 +++++++++++++++++++++++++++++++++++++++++++++++
>  linux-user/qemu.h       |    3 ++
>  tcg/i386/tcg-target.c   |   14 ++++++++++++
>  tcg/x86_64/tcg-target.c |   14 ++++++++++++
>  7 files changed, 123 insertions(+), 1 deletions(-)
>   

I combine this patch with patch 1+2 of the same series.