[lkml]   [2010]   [Sep]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH RFC] kvm: enable irq injection from interrupt context
      On 09/16/2010 03:38 PM, Michael S. Tsirkin wrote:
    > >
    > > That's just an implementation detail. Devices either assert INT# or
    > > they do not. Tying the wires together constitutes an AND gate.
    > > This gate has to be modelled somewhere, currently it's in qemu's pci
    > > emulation.
    > Right. kvm in kernel has this as well, we need to keep this in
    > kvm kernel if we want to support level with irqfd.

    Right, we added the irq_source_id hack for device assignment.

    What's wrong with letting userspace mediate this, though?

    > Where it does not belong is individual devices: these
    > should be able to assert INTx multiple times
    > and it should have no effect, as per spec.


    error compiling committee.c: too many arguments to function

     \ /
      Last update: 2010-09-16 15:53    [W:0.044 / U:10.068 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site