[Qemu-devel] Re: [PATCH] User mode: Handle x86_64 vsyscall

[Laurent Desnogues <laurent.desnogues@gmail.com>]

On Sat, Jul 11, 2009 at 5:14 PM, Laurent Desnogues
<laurent.desnogues@gmail.com> wrote:
> Hello,
>
> the attached patch implements two of the three x86_64 vsyscall's.
> Also attached is a test that demonstrates the issue and hopefully
> the fix.
>
> Note there is a trick in there:  since vsyscall functions are in high
> memory, page_l1_map will return NULL resulting in an abort when
> calling tb_link_phys in tb_gen_code.  Also perhaps not very nice
> is the way a ret is simulated in cpu_loop.
>
> I didn't implement vgetcpu.
>
>
> Laurent
>
> Signed-off-by: Laurent Desnogues <laurent.desnogues@gmail.com>

No one has any comment on this patch?


Laurent