> -----Original Message----- > From: Richard Weinberger [mailto:richard@xxxxxx] > Sent: Tuesday, July 8, 2014 5:32 AM > To: KY Srinivasan; Haiyang Zhang > Cc: devel@xxxxxxxxxxxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx; linux- > kernel@xxxxxxxxxxxxxxx; Richard Weinberger > Subject: [PATCH] hyperv: Add netpoll support > > In order to have at least a netconsole to debug kernel issues on > Windows Azure this patch implements netpoll support. > Sending packets is easy, netvsc_start_xmit() does already everything > needed. > To receive we need to trigger the channel callback which is usally > called via tasklet_schedule(). > > Signed-off-by: Richard Weinberger <richard@xxxxxx> > --- > drivers/net/hyperv/netvsc_drv.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/drivers/net/hyperv/netvsc_drv.c > b/drivers/net/hyperv/netvsc_drv.c > index 4fd71b7..367b71e 100644 > --- a/drivers/net/hyperv/netvsc_drv.c > +++ b/drivers/net/hyperv/netvsc_drv.c > @@ -736,6 +736,17 @@ static int netvsc_set_mac_addr(struct net_device > *ndev, void *p) > return err; > } > > +#ifdef CONFIG_NET_POLL_CONTROLLER > +static void netvsc_poll_controller(struct net_device *net) > +{ > + struct net_device_context *net_device_ctx = netdev_priv(net); > + struct hv_device *dev = net_device_ctx->device_ctx; > + > + local_bh_disable(); > + netvsc_channel_cb(dev->channel); This can only poll the primary channel not the sub channels. Thanks, - Haiyang _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel