Re: [PATCH] WTF is VLI?

[Avi Kivity]

Bodo Eggert wrote:

> Avi Kivity wrote:
>
>  
>
> > for (offset = 0; offset < max_instr_len; ++offset) {
> >    create_object_file(code + offset, len - offset);
> >    disassemble();
> >    if (disassembly_includes_eip())
> >    
>
>
> Will fail for
>
> movl eax,cc000000 ;or something similar, you get the point
> *EIP here*
>
> and result in
>
> INT3
>  
no, it will start at lower offsets first and see the movl.

of course, there is a chance that it will get confused (by even earlier 
partial code), but it will usually be better than the current method and 
it will never be confused at or above eip (same as current method).

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/