[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v4 1/2] vpt: add support for level interrupts
>>> On 17.07.18 at 12:38, <roger.pau@xxxxxxxxxx> wrote: > Level trigger interrupts will be asserted regardless of whether the > interrupt is masked, and thus the callback will also be executed. > > Add a new 'level' parameter to create_periodic_time in order to create > level triggered timers. None of the current users of vpt are switched > to use level triggered interrupts yet. > > Note that periodic level triggered interrupts are not supported. This > is because level triggered interrupts always require a deassert of the > IO-APIC pin, which should be done by the caller of vpt at which point > the caller should also reset the timer if required. > > Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx> _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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