On Thu, Mar 25, 2021 at 3:34 PM Eric Dumazet <eric.duma...@gmail.com> wrote: > On 3/25/21 11:31 AM, Dmitry Vyukov wrote: > > netdev_unregister_timeout_secs=0 can lead to printing the > > "waiting for dev to become free" message every jiffy. > > This is too frequent and unnecessary. > > Set the min value to 1 second. > > > > Signed-off-by: Dmitry Vyukov <dvyu...@google.com> > > Suggested-by: Eric Dumazet <eduma...@google.com> > > Fixes: 5aa3afe107d9 ("net: make unregister netdev warning timeout > > configurable") > > Cc: net...@vger.kernel.org > > Cc: linux-kernel@vger.kernel.org > > --- > > Please respin your patch, and fix the merge issue [1]
Is net-next rebuilt and rebased? Do I send v4 of the whole change? I cannot base it on net-next now, because net-next already includes most of it... so what should I use as base then? > For networking patches it is customary to tell if its for net or net-next > tree. > > [1] > diff --git a/net/core/dev.c b/net/core/dev.c > index > 4bb6dcdbed8b856c03dc4af8b7fafe08984e803f..7bb00b8b86c6494c033cf57460f96ff3adebe081 > 100644 > --- a/net/core/dev.c > +++ b/net/core/dev.c > @@ -10431,7 +10431,7 @@ static void netdev_wait_allrefs(struct net_device > *dev) > > refcnt = netdev_refcnt_read(dev); > > - if (refcnt && > + if (refcnt != 1 && > time_after(jiffies, warning_time + > netdev_unregister_timeout_secs * HZ)) { > pr_emerg("unregister_netdevice: waiting for %s to > become free. Usage count = %d\n",