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On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > On Thu, 26 Feb 2015 11:50:42 +1030 > > Rusty Russell <rusty at rustcorp.com.au> wrote: > > > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> > Hi all, > >> > > >> > with the r...

On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > On Thu, 26 Feb 2015 11:50:42 +1030 > > Rusty Russell <rusty at rustcorp.com.au> wrote: > > > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> > Hi all, > >> > > >> > with the r...

There is no recent user space application available anymore which still supports this old virtio transport, so let's disable this by default. Signed-off-by: Thomas Huth <thuth at redhat.com> --- arch/s390/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 48af970..923bf04 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -930,7 +930,7 @@ config S390_GUEST the KVM hypervisor. config S3...

There is no recent user space application available anymore which still supports this old virtio transport, so let's disable this by default. Signed-off-by: Thomas Huth <thuth at redhat.com> --- arch/s390/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 48af970..923bf04 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -930,7 +930,7 @@ config S390_GUEST the KVM hypervisor. config S3...

...re as RX checksum offloading on real network cards, so the virtio-net driver should report this by setting the NETIF_F_RXCSUM flag. When the user now runs "ethtool -k", he or she can see whether the virtio-net interface has to calculate RX checksums or not. Signed-off-by: Thomas Huth <thuth at linux.vnet.ibm.com> --- drivers/net/virtio_net.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index f216002..defec2b 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1538,6 +1538,8 @@ static int virtnet_prob...

...re as RX checksum offloading on real network cards, so the virtio-net driver should report this by setting the NETIF_F_RXCSUM flag. When the user now runs "ethtool -k", he or she can see whether the virtio-net interface has to calculate RX checksums or not. Signed-off-by: Thomas Huth <thuth at linux.vnet.ibm.com> --- drivers/net/virtio_net.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index f216002..defec2b 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1538,6 +1538,8 @@ static int virtnet_prob...

On Wed, Mar 04, 2015 at 04:44:54PM +1030, Rusty Russell wrote: > "Michael S. Tsirkin" <mst at redhat.com> writes: > > On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> > On Thu, 26 Feb 2015 11:50:42 +1030 > >> > Rusty Russell <rusty at rustcorp.com.au> wrote: > >> > > >> >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> >> > Hi all, &gt...

On Wed, Mar 04, 2015 at 04:44:54PM +1030, Rusty Russell wrote: > "Michael S. Tsirkin" <mst at redhat.com> writes: > > On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> > On Thu, 26 Feb 2015 11:50:42 +1030 > >> > Rusty Russell <rusty at rustcorp.com.au> wrote: > >> > > >> >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > >> >> > Hi all, &gt...

On Thu, 26 Feb 2015 11:50:42 +1030 Rusty Russell <rusty at rustcorp.com.au> wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > Hi all, > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > KVM guest on s390 with virtio balloon enabled: > > The deeper problem is that virtio_ccw_get_config just silently fails on > OOM. > &g...

On Thu, 26 Feb 2015 11:50:42 +1030 Rusty Russell <rusty at rustcorp.com.au> wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > Hi all, > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > KVM guest on s390 with virtio balloon enabled: > > The deeper problem is that virtio_ccw_get_config just silently fails on > OOM. > &g...

...28628/ or Thomas's > > bug report > > http://article.gmane.org/gmane.linux.kernel.virtualization/24846 > > for a fuller explanation. > > > > To fix, rewrite using wait_woken. > > > > Cc: stable at vger.kernel.org > > Reported-by: Thomas Huth <thuth at linux.vnet.ibm.com> > > Signed-off-by: Michael S. Tsirkin <mst at redhat.com> > > --- > > > > changes from v1: > > remove wait_event_interruptible > > noticed by Cornelia Huck <cornelia.huck at de.ibm.com> > > > > drivers/virtio...

...28628/ or Thomas's > > bug report > > http://article.gmane.org/gmane.linux.kernel.virtualization/24846 > > for a fuller explanation. > > > > To fix, rewrite using wait_woken. > > > > Cc: stable at vger.kernel.org > > Reported-by: Thomas Huth <thuth at linux.vnet.ibm.com> > > Signed-off-by: Michael S. Tsirkin <mst at redhat.com> > > --- > > > > changes from v1: > > remove wait_event_interruptible > > noticed by Cornelia Huck <cornelia.huck at de.ibm.com> > > > > drivers/virtio...

On Mon, Mar 02, 2015 at 12:31:06PM +0100, Cornelia Huck wrote: > On Mon, 2 Mar 2015 12:13:58 +0100 > "Michael S. Tsirkin" <mst at redhat.com> wrote: > > > On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > > > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > > On Thu, 26 Feb 2015 11:50:42 +1030 > > > > Rusty Russell <rusty at rustcorp.com.au> wrote: > > > > > > > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > >> > Hi all...

On Mon, Mar 02, 2015 at 12:31:06PM +0100, Cornelia Huck wrote: > On Mon, 2 Mar 2015 12:13:58 +0100 > "Michael S. Tsirkin" <mst at redhat.com> wrote: > > > On Mon, Mar 02, 2015 at 10:37:26AM +1030, Rusty Russell wrote: > > > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > > On Thu, 26 Feb 2015 11:50:42 +1030 > > > > Rusty Russell <rusty at rustcorp.com.au> wrote: > > > > > > > >> Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > >> > Hi all...

On Tue, Jul 07, 2015 at 06:36:53PM +0200, Thomas Huth wrote: > On Thu, 2 Jul 2015 11:32:52 +0200 > "Michael S. Tsirkin" <mst at redhat.com> wrote: > > > On Thu, Jul 02, 2015 at 11:12:56AM +0200, Greg Kurz wrote: > > > On Thu, 2 Jul 2015 08:01:28 +0200 > > > "Michael S. Tsirkin" <mst at redhat.com> wrote: > ... > > > >

On Tue, Jul 07, 2015 at 06:36:53PM +0200, Thomas Huth wrote: > On Thu, 2 Jul 2015 11:32:52 +0200 > "Michael S. Tsirkin" <mst at redhat.com> wrote: > > > On Thu, Jul 02, 2015 at 11:12:56AM +0200, Greg Kurz wrote: > > > On Thu, 2 Jul 2015 08:01:28 +0200 > > > "Michael S. Tsirkin" <mst at redhat.com> wrote: > ... > > > >

On Thu, Feb 26, 2015 at 06:08:49PM +0100, Peter Zijlstra wrote: > On Thu, Feb 26, 2015 at 09:30:31AM +0100, Michael S. Tsirkin wrote: > > On Thu, Feb 26, 2015 at 11:50:42AM +1030, Rusty Russell wrote: > > > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > > Hi all, > > > > > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > > > KVM guest on s390 with virtio balloon enabled: > > > > > > The deeper problem is that vir...

On Thu, Feb 26, 2015 at 06:08:49PM +0100, Peter Zijlstra wrote: > On Thu, Feb 26, 2015 at 09:30:31AM +0100, Michael S. Tsirkin wrote: > > On Thu, Feb 26, 2015 at 11:50:42AM +1030, Rusty Russell wrote: > > > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > > > Hi all, > > > > > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > > > KVM guest on s390 with virtio balloon enabled: > > > > > > The deeper problem is that vir...

On Thu, Feb 26, 2015 at 11:50:42AM +1030, Rusty Russell wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > Hi all, > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > KVM guest on s390 with virtio balloon enabled: > > The deeper problem is that virtio_ccw_get_config just silently fails on > OOM. > &g...

On Thu, Feb 26, 2015 at 11:50:42AM +1030, Rusty Russell wrote: > Thomas Huth <thuth at linux.vnet.ibm.com> writes: > > Hi all, > > > > with the recent kernel 3.19, I get a kernel warning when I start my > > KVM guest on s390 with virtio balloon enabled: > > The deeper problem is that virtio_ccw_get_config just silently fails on > OOM. > &g...