Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Vlad Yasevich
On 04/02/2014 11:29 AM, Michael S. Tsirkin wrote: > On Wed, Apr 02, 2014 at 11:25:32AM -0400, Vlad Yasevich wrote: >> On 04/02/2014 11:03 AM, Michael S. Tsirkin wrote: >>> On Wed, Apr 02, 2014 at 10:57:08AM -0400, Vlad Yasevich wrote: On 04/02/2014 06:46 AM, Yan Vugenfirer wrote: > > O

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Michael S. Tsirkin
On Wed, Apr 02, 2014 at 11:25:32AM -0400, Vlad Yasevich wrote: > On 04/02/2014 11:03 AM, Michael S. Tsirkin wrote: > > On Wed, Apr 02, 2014 at 10:57:08AM -0400, Vlad Yasevich wrote: > >> On 04/02/2014 06:46 AM, Yan Vugenfirer wrote: > >>> > >>> On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Vlad Yasevich
On 04/02/2014 11:03 AM, Michael S. Tsirkin wrote: > On Wed, Apr 02, 2014 at 10:57:08AM -0400, Vlad Yasevich wrote: >> On 04/02/2014 06:46 AM, Yan Vugenfirer wrote: >>> >>> On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote: >>> On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote:

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Michael S. Tsirkin
On Wed, Apr 02, 2014 at 10:57:08AM -0400, Vlad Yasevich wrote: > On 04/02/2014 06:46 AM, Yan Vugenfirer wrote: > > > > On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote: > > > >> On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: > >>> When a link change occurs on a backend (like

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Vlad Yasevich
On 04/02/2014 06:46 AM, Yan Vugenfirer wrote: > > On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote: > >> On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: >>> When a link change occurs on a backend (like tap), we currently do >>> not propage such change to the nic. As a result

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Vlad Yasevich
On 04/02/2014 04:51 AM, Michael S. Tsirkin wrote: > On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: >> When a link change occurs on a backend (like tap), we currently do >> not propage such change to the nic. As a result, when someone turns >> off a link on a tap device, for instanc

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Michael S. Tsirkin
On Wed, Apr 02, 2014 at 01:46:14PM +0300, Yan Vugenfirer wrote: > > On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote: > > > On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: > >> When a link change occurs on a backend (like tap), we currently do > >> not propage such change to

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Yan Vugenfirer
On Apr 2, 2014, at 11:51 AM, Michael S. Tsirkin wrote: > On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: >> When a link change occurs on a backend (like tap), we currently do >> not propage such change to the nic. As a result, when someone turns >> off a link on a tap device, for

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2014-04-02 Thread Michael S. Tsirkin
On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: > When a link change occurs on a backend (like tap), we currently do > not propage such change to the nic. As a result, when someone turns > off a link on a tap device, for instance, then a guest doesn't see > that change and continues

Re: [Qemu-devel] [PATCH] net: Update netdev peer on link change

2013-11-22 Thread Stefan Hajnoczi
On Thu, Nov 21, 2013 at 09:05:51PM -0500, Vlad Yasevich wrote: > When a link change occurs on a backend (like tap), we currently do > not propage such change to the nic. As a result, when someone turns > off a link on a tap device, for instance, then a guest doesn't see > that change and continues

[Qemu-devel] [PATCH] net: Update netdev peer on link change

2013-11-21 Thread Vlad Yasevich
When a link change occurs on a backend (like tap), we currently do not propage such change to the nic. As a result, when someone turns off a link on a tap device, for instance, then a guest doesn't see that change and continues to try to send traffic or run DHCP even though the lower-layer is disc