Re: [Qemu-devel] QEMU, self-modifying code, and Windows 7 64-bit (no KVM)

[Paolo Bonzini]

Il 18/08/2014 22:50, Hulin, Patrick - 0559 - MITLL ha scritto:
>> >Correct. Doesn¹t work. Haven¹t fully diagnosed why, but it doesn¹t seem
>> >to ever hit the current_tb_modified passage if you invalidate beforehand.
> Yeah - mem_io_pc doesn¹t get updated until we¹re inside io_write, so
> tb_invalidate_phys_page_range thinks we¹re inside a different TB. As a
> result, it¹s ³is this TB modified² check still returns false.

We can set that (and probably mem_io_vaddr) before the for loop, too.

Paolo