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Hello! after update of GPLPV drivers from 0.9.12-pre13 to 0.10.0.86 on windows 2008 server domU I cant use xm shutdown <domU> in dom0 (nothing happens exactly for this domU, other domU with old drivers shutdowns normally), how to fix? opensuse11.1x64 xen 3.3.1 _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com

On Mon, 2015-01-26 at 09:37 -0500, Vladislav Yasevich wrote: > If the IPv6 fragment id has not been set and we perform > fragmentation due to UFO, select a new fragment id. > When we store the fragment id into skb_shinfo, set the bit > in the skb so we can re-use the selected id. > This preserves the behavior of UFO packets gen...

On Mon, 2015-01-26 at 09:37 -0500, Vladislav Yasevich wrote: > If the IPv6 fragment id has not been set and we perform > fragmentation due to UFO, select a new fragment id. > When we store the fragment id into skb_shinfo, set the bit > in the skb so we can re-use the selected id. > This preserves the behavior of UFO packets gen...

...Sending outside the host, the increase about 2.5-3%. As for GSO, the way sctp GSO is currently implemented buys us nothing in added support to virtio. To add true GSO, would require a lot of re-work inside of SCTP and would require extensions to the virtio net header to carry extra sctp data. Vladislav Yasevich (5): virtio: Add support for SCTP checksum offloading sctp: Handle sctp packets with CHECKSUM_PARTIAL sctp: Build sctp offload support into the base kernel tun: Add support for SCTP checksum offload macvlan/macvtap: Add support for SCTP checksum offload. drivers/net/macvlan.c...

.... Re-enable the support and let the host take care of it. This restores/improves Guest-to-Guest performance over Q-in-Q vlans. CC: "Michael S. Tsirkin" <mst at redhat.com> CC: Jason Wang <jasowang at redhat.com> CC: virtualization at lists.linux-foundation.org Signed-off-by: Vladislav Yasevich <vyasevic at redhat.com> --- drivers/net/virtio_net.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 8324a5e..341fb96 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2028,6 +2028,7 @@ static cons...

.... Re-enable the support and let the host take care of it. This restores/improves Guest-to-Guest performance over Q-in-Q vlans. CC: "Michael S. Tsirkin" <mst at redhat.com> CC: Jason Wang <jasowang at redhat.com> CC: virtualization at lists.linux-foundation.org Signed-off-by: Vladislav Yasevich <vyasevic at redhat.com> --- drivers/net/virtio_net.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 8324a5e..341fb96 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2028,6 +2028,7 @@ static cons...

...e translation of my PHP script to Bash version http://www.centos.org/modules/newbb/viewtopic.php?viewmode=flat&topic_id=20222&forum=38 It has now autodetection of architecture and CentOS version and handles errors. I have published an article under my homepage here: http://wiki.centos.org/VladislavRastrusny/AutoRPMForgeRepo Since no automated RPM to install RPMForge repo was added to native CentOS repositories, I think my article can be included to Tips & Tricks section. And, probably, linked from here: http://wiki.centos.org/AdditionalResources/Repositories/RPMForge. Manually performing...

...IF_F_UFO6. As a result of this work, we can now re-enable NETIF_F_UFO on virtio_net devices and restore UDP over IPv4 performance for guests. We also continue to support legacy guests that assume that UFO6 support included into UFO(4). Without this work, migrating a guest to a 3.18 kernel fails. Vladislav Yasevich (10): core: Split out UFO6 support net: Correctly mark IPv6 UFO offload type. ovs: Enable handling of UFO6 packets. loopback: Turn on UFO6 support. veth: Enable UFO6 support. macvlan: Enable UFO6 support. s2io: Enable UFO6 support. tun: Re-uanble UFO support. macvtap: Re...

...IF_F_UFO6. As a result of this work, we can now re-enable NETIF_F_UFO on virtio_net devices and restore UDP over IPv4 performance for guests. We also continue to support legacy guests that assume that UFO6 support included into UFO(4). Without this work, migrating a guest to a 3.18 kernel fails. Vladislav Yasevich (10): core: Split out UFO6 support net: Correctly mark IPv6 UFO offload type. ovs: Enable handling of UFO6 packets. loopback: Turn on UFO6 support. veth: Enable UFO6 support. macvlan: Enable UFO6 support. s2io: Enable UFO6 support. tun: Re-uanble UFO support. macvtap: Re...

Hello. On 12/17/2014 09:20 PM, Vladislav Yasevich wrote: > Since UFO6 packets can now be identified by SKB_GSO_UDP6, add proper checks > to handel UFO6 flows. > Legacy applications may still have UFO6 packets identified by SKB_GSO_UDP, > so we need to continue to handle them correclty. > Signed-off-by: Vladislav Yasevich...

Hello. On 12/17/2014 09:20 PM, Vladislav Yasevich wrote: > Since UFO6 packets can now be identified by SKB_GSO_UDP6, add proper checks > to handel UFO6 flows. > Legacy applications may still have UFO6 packets identified by SKB_GSO_UDP, > so we need to continue to handle them correclty. > Signed-off-by: Vladislav Yasevich...

...hen checks the bit to see if the fragment id is already present or if a new fragment id needs to be generated. This solution allows host-originated UFO packets to keep a better randomized fragment id, as well as generating a randomized id for VM generated traffic (solving the fragment id 0 issue). Vladislav Yasevich (3): ipv6: Select fragment id during UFO/GSO segmentation if not set. Revert "drivers/net, ipv6: Select IPv6 fragment idents for virtio UFO packets" Revert "drivers/net: Disable UFO through virtio" drivers/net/macvtap.c | 16 ++++++++-------- drivers/net/...

...hen checks the bit to see if the fragment id is already present or if a new fragment id needs to be generated. This solution allows host-originated UFO packets to keep a better randomized fragment id, as well as generating a randomized id for VM generated traffic (solving the fragment id 0 issue). Vladislav Yasevich (3): ipv6: Select fragment id during UFO/GSO segmentation if not set. Revert "drivers/net, ipv6: Select IPv6 fragment idents for virtio UFO packets" Revert "drivers/net: Disable UFO through virtio" drivers/net/macvtap.c | 16 ++++++++-------- drivers/net/...

On Tue, May 01, 2018 at 10:07:38PM -0400, Vladislav Yasevich wrote: > Since we now have support for software CRC32c offload, turn it on > for macvlan and macvtap devices so that guests can take advantage > of offload SCTP checksums to the host or host hardware. > > Signed-off-by: Vladislav Yasevich <vyasevic at redhat.com> >...

On Tue, May 01, 2018 at 10:07:38PM -0400, Vladislav Yasevich wrote: > Since we now have support for software CRC32c offload, turn it on > for macvlan and macvtap devices so that guests can take advantage > of offload SCTP checksums to the host or host hardware. > > Signed-off-by: Vladislav Yasevich <vyasevic at redhat.com> >...

Hello! I was advised by the forum moderator to ask for contribution: http://www.centos.org/modules/newbb/viewtopic.php?topic_id=20223&forum=38&post_id=76546#forumpost76546 My wiki login is VladislavRastrusny I would like to contribute for Tips & Tricks section with a small automated script to install webmin repository data and webmin itself from here: http://www.centos.org/modules/newbb/viewtopic.php?topic_id=20223&forum=38&post_id=76546#forumpost76546 And also I would like to co...

...ting. Sending outside the host, the increase about 2.5-3%. Since v1: - Fixed some old patch bugs that snuck in. - virtio feature bits moved to high bits - distinguish between GUEST and HOST features - Fixed offload control command to control sctp checksum offload - added ipvlan support Vladislav Yasevich (6): virtio: Add support for SCTP checksum offloading sctp: Handle sctp packets with CHECKSUM_PARTIAL sctp: Build sctp offload support into the base kernel tun: Add support for SCTP checksum offload macvlan/macvtap: Add support for SCTP checksum offload. ipvlan: Add support for...

...ting. Sending outside the host, the increase about 2.5-3%. Since v1: - Fixed some old patch bugs that snuck in. - virtio feature bits moved to high bits - distinguish between GUEST and HOST features - Fixed offload control command to control sctp checksum offload - added ipvlan support Vladislav Yasevich (6): virtio: Add support for SCTP checksum offloading sctp: Handle sctp packets with CHECKSUM_PARTIAL sctp: Build sctp offload support into the base kernel tun: Add support for SCTP checksum offload macvlan/macvtap: Add support for SCTP checksum offload. ipvlan: Add support for...

On Di, 2015-01-27 at 10:42 +0200, Michael S. Tsirkin wrote: > On Tue, Jan 27, 2015 at 02:47:54AM +0000, Ben Hutchings wrote: > > On Mon, 2015-01-26 at 09:37 -0500, Vladislav Yasevich wrote: > > > If the IPv6 fragment id has not been set and we perform > > > fragmentation due to UFO, select a new fragment id. > > > When we store the fragment id into skb_shinfo, set the bit > > > in the skb so we can re-use the selected id. > > &...

On Di, 2015-01-27 at 10:42 +0200, Michael S. Tsirkin wrote: > On Tue, Jan 27, 2015 at 02:47:54AM +0000, Ben Hutchings wrote: > > On Mon, 2015-01-26 at 09:37 -0500, Vladislav Yasevich wrote: > > > If the IPv6 fragment id has not been set and we perform > > > fragmentation due to UFO, select a new fragment id. > > > When we store the fragment id into skb_shinfo, set the bit > > > in the skb so we can re-use the selected id. > > &...