[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH] spapr/xive: remove redundant check in spapr_match_nvt()
From: |
David Gibson |
Subject: |
Re: [PATCH] spapr/xive: remove redundant check in spapr_match_nvt() |
Date: |
Tue, 7 Jan 2020 11:00:40 +1100 |
On Mon, Jan 06, 2020 at 06:29:31PM +0100, Greg Kurz wrote:
> On Mon, 6 Jan 2020 17:32:07 +0100
> Cédric Le Goater <address@hidden> wrote:
>
> > spapr_match_nvt() is a XIVE operation and it used by the machine to
>
> ... and it "is" used by the machine...
Adjusted in my tree.
>
> > look for a matching target when an event notification is being
> > delivered. An assert checks that spapr_match_nvt() is called only when
> > the machine has selected the XIVE interrupt mode but it is redundant
> > with the XIVE_PRESENTER() dynamic cast.
> >
> > Apply the cast to spapr->active_intc and remove the assert.
> >
> > Signed-off-by: Cédric Le Goater <address@hidden>
> > ---
>
> Reviewed-by: Greg Kurz <address@hidden>
>
> > hw/ppc/spapr.c | 8 ++++----
> > 1 file changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> > index e62c89b3dd40..5008b7563173 100644
> > --- a/hw/ppc/spapr.c
> > +++ b/hw/ppc/spapr.c
> > @@ -4198,19 +4198,19 @@ static void
> > spapr_pic_print_info(InterruptStatsProvider *obj,
> > kvm_irqchip_in_kernel() ? "in-kernel" : "emulated");
> > }
> >
> > +/*
> > + * This is a XIVE only operation
> > + */
> > static int spapr_match_nvt(XiveFabric *xfb, uint8_t format,
> > uint8_t nvt_blk, uint32_t nvt_idx,
> > bool cam_ignore, uint8_t priority,
> > uint32_t logic_serv, XiveTCTXMatch *match)
> > {
> > SpaprMachineState *spapr = SPAPR_MACHINE(xfb);
> > - XivePresenter *xptr = XIVE_PRESENTER(spapr->xive);
> > + XivePresenter *xptr = XIVE_PRESENTER(spapr->active_intc);
> > XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
> > int count;
> >
> > - /* This is a XIVE only operation */
> > - assert(spapr->active_intc == SPAPR_INTC(spapr->xive));
> > -
> > count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
> > priority, logic_serv, match);
> > if (count < 0) {
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
signature.asc
Description: PGP signature