On Fri, May 3, 2024 at 2:07 AM Ales Musil <[email protected]> wrote:
>
> On Tue, Apr 23, 2024 at 2:44 PM Xavier Simonart <[email protected]> wrote:
>
> > After ovn-appctl resume was issued for northd or ovn-ic, there was no
> > guarantee that northd or ovn-ic were waking up, potentially handling
> > changes received while they were paused..
> > Usually, poll_block would be woken up by POLLHUP, but race conditions could
> > cause this not to happen.
> > ovn-controller is already properly handling the resume.
> >
> > This caused the following tests to fail sporadically:
> > - ovn-ic -- sync ISB status to INB
> > - propagate Port_Binding.up to NB and OVS.
> >
> > Signed-off-by: Xavier Simonart <[email protected]>
> > ---
> >  ic/ovn-ic.c         | 2 +-
> >  northd/ovn-northd.c | 1 +
> >  2 files changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/ic/ovn-ic.c b/ic/ovn-ic.c
> > index e947323bf..be23f199d 100644
> > --- a/ic/ovn-ic.c
> > +++ b/ic/ovn-ic.c
> > @@ -2409,7 +2409,7 @@ ovn_ic_resume(struct unixctl_conn *conn, int argc
> > OVS_UNUSED,
> >  {
> >      struct ic_state *state = state_;
> >      state->paused = false;
> > -
> > +    poll_immediate_wake();
> >      unixctl_command_reply(conn, NULL);
> >  }
> >
> > diff --git a/northd/ovn-northd.c b/northd/ovn-northd.c
> > index 3a5544b0c..d71114f35 100644
> > --- a/northd/ovn-northd.c
> > +++ b/northd/ovn-northd.c
> > @@ -1107,6 +1107,7 @@ ovn_northd_resume(struct unixctl_conn *conn, int
> > argc OVS_UNUSED,
> >  {
> >      struct northd_state *state = state_;
> >      state->paused = false;
> > +    poll_immediate_wake();
> >
> >      unixctl_command_reply(conn, NULL);
> >  }
> > --
> > 2.31.1
> >
> > _______________________________________________
> > dev mailing list
> > [email protected]
> > https://mail.openvswitch.org/mailman/listinfo/ovs-dev
> >
> >
> Looks good to me, thanks.
>
> Acked-by: Ales Musil <[email protected]>

Thanks.  Applied to main and backported until branch-23.03.

Numan

>
> --
>
> Ales Musil
>
> Senior Software Engineer - OVN Core
>
> Red Hat EMEA <https://www.redhat.com>
>
> [email protected]
> <https://red.ht/sig>
> _______________________________________________
> dev mailing list
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> https://mail.openvswitch.org/mailman/listinfo/ovs-dev
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