On Sun, Jan 28, 2018 at 12:51 AM, Finn Thain <[email protected]> wrote:
> The algorithm used in baboon_irq() appears to be subject to a race
> condition: an IRQ flag could be lost if asserted between the MOV
> instructions from and to the interrupt flag register. However,
> testing shows that the write to the flag register has no effect.
> Rewrite this loop to remove the apparent race condition.
>
> No-one seems to know how to clear Baboon IRQ flags, or whether
> that's even possible, so add a comment about this.
>
> Tested-by: Stan Johnson <[email protected]>
> Signed-off-by: Finn Thain <[email protected]>
Thanks, applied and queue for v4.17.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
