Re: VM86 interrupt emulation breakage and FIXes for 2.6.x kernelseries

From: Linus Torvalds
Date: Thu Dec 09 2004 - 11:11:54 EST




On Thu, 9 Dec 2004, Pavel Pisa wrote:
>
> because there is no maintainer specified for VM86 subsystem, I bother you all.
>
> There is is problem in VM86 emulation code. It returns IRQ_NONE for each
> handler invocation.

Yes. I realized how broken it was when I did the conversion, but I didn't
have anybody that I knew of that actually _used_ it, so I didn't bother
trying to fix it.

It's been broken for a long time, even before the IRQ_NONE/IRQ_HANDLED
fixes (the disable/enable counting was out of whack).

Your fix looks fine. You must be one of a _very_ small group of people
using this. Thanks,

Linus
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