On Wed, Mar 16, 2016 at 05:05:19PM +0200, Michael S. Tsirkin wrote:
> > > > NFS and netperf are the first two protocols I looked
> > > >at and both transmit address information across the connection...
> > >
> > >
> > > Does netperf really attempt to get local IP
> > > and then send that inl
From: Asias He
Enable virtio-vsock and vhost-vsock.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v4:
* Make checkpatch.pl happy with longer option description
* Clarify dependency on virtio rather than QEMU as suggested by Alex
Bennee
v3:
* Don't put vhost vsock d
From: Asias He
VM sockets vhost transport implementation. This driver runs on the
host.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v5:
* Only take rx/tx virtqueues, userspace handles the other virtqueues
* Explicitly skip instances without a CID when transferring packets
From: Asias He
This module contains the common code and header files for the following
virtio_transporto and vhost_vsock kernel modules.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v5:
* Add event virtqueue, struct virtio_vsock_event, and transport reset
event
* Reorder
From: Asias He
VM sockets virtio transport implementation. This driver runs in the
guest.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v5:
* Add transport reset event handling
* Drop ctrl virtqueue
v4:
* Add MAINTAINERS file entry
* Drop short/long rx packets
mon.ko
VSOCK: Introduce virtio_transport.ko
VSOCK: Introduce vhost_vsock.ko
VSOCK: Add Makefile and Kconfig
Stefan Hajnoczi (1):
VSOCK: transport-specific vsock_transport functions
MAINTAINERS| 13 +
drivers/vhost/Kconfig
function pointers.
The virtio transport will use this.
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 3 +++
net/vmw_vsock/af_vsock.c | 9 +
2 files changed, 12 insertions(+)
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index e9eb2d6..23f5525 100644
--- a
On Tue, Mar 15, 2016 at 06:12:55PM +0200, Michael S. Tsirkin wrote:
> On Tue, Mar 15, 2016 at 03:15:29PM +0000, Stefan Hajnoczi wrote:
> > On Mon, Mar 14, 2016 at 01:13:24PM +0200, Michael S. Tsirkin wrote:
> > > On Thu, Mar 03, 2016 at 03:37:37PM +0000, Stefan Hajnoczi wrot
On Mon, Mar 14, 2016 at 01:13:24PM +0200, Michael S. Tsirkin wrote:
> On Thu, Mar 03, 2016 at 03:37:37PM +0000, Stefan Hajnoczi wrote:
> > Michael pointed out that the virtio-vsock draft specification does not
> > address live migration and in fact currently precludes migration.
>
On Fri, Mar 11, 2016 at 01:56:05AM +0200, Michael S. Tsirkin wrote:
> On Thu, Mar 03, 2016 at 03:37:37PM +0000, Stefan Hajnoczi wrote:
> > Michael pointed out that the virtio-vsock draft specification does not
> > address live migration and in fact currently precludes migration.
>
Michael pointed out that the virtio-vsock draft specification does not
address live migration and in fact currently precludes migration.
Migration is fundamental so the device specification at least mustn't
preclude it. Having brainstormed migration with Matthew Benjamin and
Michael Tsirkin, I am
On Tue, Dec 22, 2015 at 05:07:33PM +0800, Stefan Hajnoczi wrote:
> This series is based on v4.4-rc2 and the "virtio: make find_vqs()
> checkpatch.pl-friendly" patch I recently submitted.
>
> v4:
> * Addressed code review comments from Alex Bennee
> * MAINTAINER
From: Asias He
VM sockets vhost transport implementation. This driver runs on the
host.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v4:
* Add MAINTAINERS file entry
* virtqueue used len is now sizeof(pkt->hdr) + pkt->len instead of just
pkt->len
* checkpatch.pl
From: Asias He
Enable virtio-vsock and vhost-vsock.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v4:
* Make checkpatch.pl happy with longer option description
* Clarify dependency on virtio rather than QEMU as suggested by Alex
Bennee
v3:
* Don't put vhost vsock d
From: Asias He
VM sockets virtio transport implementation. This driver runs in the
guest.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v4:
* Add MAINTAINERS file entry
* Drop short/long rx packets
* checkpatch.pl cleanups
* Clarify locking in struct virtio_vsock
* Narrow
From: Asias He
This module contains the common code and header files for the following
virtio_transporto and vhost_vsock kernel modules.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v4:
* Add MAINTAINERS file entry
* checkpatch.pl cleanups
* linux_vsock.h: drop wrong copy
example above).
Status
--
This patch series implements the latest draft specification. Please review.
Asias He (4):
VSOCK: Introduce virtio_vsock_common.ko
VSOCK: Introduce virtio_transport.ko
VSOCK: Introduce vhost_vsock.ko
VSOCK: Add Makefile and Kconfig
Stefan Hajnoczi (1):
VSO
function pointers.
The virtio transport will use this.
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 3 +++
net/vmw_vsock/af_vsock.c | 9 +
2 files changed, 12 insertions(+)
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index e9eb2d6..23f5525 100644
--- a
a
compiler error due to losing the second const.
This patch adjusts the find_vqs() prototype and updates all virtio
transports. This makes it possible for virtio_balloon.c, virtio_input.c,
virtgpu_kms.c, and virtio_rpmsg_bus.c to use the checkpatch.pl-friendly
type.
Signed-off-by: Stefan Hajnoczi
On Fri, Dec 11, 2015 at 05:19:08PM +, Alex Bennée wrote:
> > +config VHOST_VSOCK
> > + tristate "vhost virtio-vsock driver"
> > + depends on VSOCKETS && EVENTFD
> > + select VIRTIO_VSOCKETS_COMMON
> > + select VHOST
> > + select VHOST_RING
> > + default n
> > + ---help---
> > +
On Fri, Dec 11, 2015 at 01:45:29PM +, Alex Bennée wrote:
> > + if (head == vq->num) {
> > + if (unlikely(vhost_enable_notify(&vsock->dev, vq))) {
> > + vhost_disable_notify(&vsock->dev, vq);
> > + continue;
>
> Why
On Thu, Dec 10, 2015 at 09:23:25PM +, Alex Bennée wrote:
> Stefan Hajnoczi writes:
>
> > From: Asias He
> >
> > VM sockets virtio transport implementation. This module runs in guest
> > kernel.
>
> checkpatch warns on a bunch of whitespace/tab i
On Thu, Dec 10, 2015 at 10:17:07AM +, Alex Bennée wrote:
> Stefan Hajnoczi writes:
>
> > From: Asias He
> >
> > This module contains the common code and header files for the following
> > virtio-vsock and virtio-vhost kernel modules.
>
> General commen
From: Asias He
Enable virtio-vsock and vhost-vsock.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v3:
* Don't put vhost vsock driver into staging
* Add missing Kconfig dependencies (Arnd Bergmann )
---
drivers/vhost/Kconfig | 10 ++
drivers/vhost/Makefile
From: Asias He
VM sockets vhost transport implementation. This module runs in host
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v3:
* Remove unneeded variable used to store return value
(Fengguang Wu and Julia Lawall
)
v2:
* Add missing total_tx_buf decrement
Note: the virtio-vsock device specification is currently under review but not
yet finalized. Please review this code but don't merge until I send an update
when the spec is finalized. Thanks!
v3:
* Remove unnecessary 3-way handshake, just do REQUEST/RESPONSE instead
of REQUEST/RESPONSE/ACK
From: Asias He
VM sockets virtio transport implementation. This module runs in guest
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v2:
* Fix total_tx_buf accounting
* Add virtio_transport global mutex to prevent races
---
net/vmw_vsock/virtio_transport.c | 466
From: Asias He
This module contains the common code and header files for the following
virtio-vsock and virtio-vhost kernel modules.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v3:
* Remove unnecessary 3-way handshake, just do REQUEST/RESPONSE instead
of REQUEST/RESPONSE
this code when the hardware
interface (and possibly the userspace interface) could still change.
Signed-off-by: Stefan Hajnoczi
---
v2:
* Revert merge commit and coccinelle fixup in a single patch
drivers/vhost/Kconfig |4 -
drivers/vhost/Kconfig.vsock |7
On Tue, Dec 08, 2015 at 11:26:55AM -0500, David Miller wrote:
> From: Stefan Hajnoczi
> Date: Tue, 8 Dec 2015 19:57:30 +0800
>
> > Please revert for now.
>
> Please don't revert it piece by piece like this.
>
> Instead, send me one big revert commit that und
On Fri, Dec 04, 2015 at 09:45:04AM +0200, Michael S. Tsirkin wrote:
> On Wed, Dec 02, 2015 at 02:43:58PM +0800, Stefan Hajnoczi wrote:
> > 1. The 3-way handshake isn't necessary over a reliable transport
> > (virtqueue).
> >Spoofing packets is also impossible so the
This reverts commit 32e61b06b6946ba137723c5b1de2a1fdb2e0e0a5.
Keep virtio-vsock out-of-tree until the device specification is
finalized.
Signed-off-by: Stefan Hajnoczi
---
net/vmw_vsock/virtio_transport.c | 466 ---
1 file changed, 466 deletions(-)
delete
This reverts commit 80a19e338d458abb5a700df3fd00795c51361f06.
Keep virtio-vsock out-of-tree until the device specification is
finalized.
Signed-off-by: Stefan Hajnoczi
---
include/linux/virtio_vsock.h| 209 -
include/uapi/linux/virtio_ids.h |1 -
include/uapi/linux
This reverts commit 357ab2234d57f6c74386f64ded42dff8e3c0500b.
Keep virtio-vsock out-of-tree until the device specification is
finalized.
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 2 --
net/vmw_vsock/af_vsock.c | 70
2 files
This reverts commit 98bb892821c1ad3781b8c7daec2fc8a8de3390c9.
Keep virtio-vsock out-of-tree until the device specification is
finalized.
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/vsock.c | 631 --
drivers/vhost/vsock.h | 4 -
2 files
This reverts commit 8a2a2029893b4c35d1aba2932111a1a164b9c948.
Keep virtio-vsock out-of-tree until the device specification is
finalized.
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/Kconfig | 4
drivers/vhost/Kconfig.vsock | 7 ---
drivers/vhost/Makefile | 4
This reverts commit 0d76d6e8b2507983a2cae4c09880798079007421.
Keep virtio-vsock out-of-tree until the virtio-vsock device
specification is finalized.
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/vsock.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/vhost
at that
point the interfaces will be stable.
Stefan Hajnoczi (6):
Revert "VSOCK: fix returnvar.cocci warnings"
Revert "VSOCK: Add Makefile and Kconfig"
Revert "VSOCK: Introduce vhost-vsock.ko"
Revert "VSOCK: Introduce virtio-vsock.ko"
Revert
T_VSOCK_DEFAULT_HOST_CID;
> - return cid;
> + return VHOST_VSOCK_DEFAULT_HOST_CID;
> }
>
> static struct vhost_vsock *vhost_vsock_get(u32 guest_cid)
Reviewed-by: Stefan Hajnoczi
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From: Asias He
Enable virtio-vsock and vhost-vsock.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/Kconfig | 4
drivers/vhost/Kconfig.vsock | 7 +++
drivers/vhost/Makefile | 4
net/vmw_vsock/Kconfig | 18 ++
net
From: Asias He
VM sockets vhost transport implementation. This module runs in host
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v2:
* Add missing total_tx_buf decrement
* Support flexible rx/tx descriptor layout
* Refuse to assign reserved CIDs
* Refuse guest CID if
From: Asias He
VM sockets virtio transport implementation. This module runs in guest
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v2:
* Fix total_tx_buf accounting
* Add virtio_transport global mutex to prevent races
---
net/vmw_vsock/virtio_transport.c | 466
From: Asias He
This module contains the common code and header files for the following
virtio-vsock and virtio-vhost kernel modules.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
v2:
* Fix peer_buf_alloc inheritance on child socket
* Notify other side of SOCK_STREAM disconnect
From: Asias He
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 2 ++
net/vmw_vsock/af_vsock.c | 70
2 files changed, 72 insertions(+)
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index
v2:
* Rebased onto Linux v4.4-rc2
* vhost: Refuse to assign reserved CIDs
* vhost: Refuse guest CID if already in use
* vhost: Only accept correctly addressed packets (no spoofing!)
* vhost: Support flexible rx/tx descriptor layout
* vhost: Add missing total_tx_buf decrement
* virtio_transpo
On Tue, Nov 17, 2015 at 9:23 PM, Mohan G via Virtualization
wrote:
> I am looking to experiment the vhost-blk stack. Can some one point me to the
> latest code version and the corresponding qemu version location.
> I am on centos 7 (3.10 ) kernel. I am hoping using the vhost-blk.ko and
> correspon
way it is clear that the
constant is vsock-specific.
The big text reflow in af_vsock.c was necessary to keep to the maximum
line length. Text is unchanged except for s/SS_LISTEN/VSOCK_SS_LISTEN/.
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 3 +++
net/vmw_vsock/af_vsock.c
On Mon, Aug 31, 2015 at 05:11:02PM +0300, Michael S. Tsirkin wrote:
> The resulting channel might look something like the following:
>
> +-- VM1 --+ +---VM2---+
> | virtio-pci -- iommu +--+ vhost-pci -- VF | -- VFIO -- IOMMU -- NIC
> +-+ +-
On Fri, Sep 11, 2015 at 6:21 PM, Ming Lin wrote:
> On Fri, 2015-09-11 at 08:48 +0100, Stefan Hajnoczi wrote:
>> On Thu, Sep 10, 2015 at 6:28 PM, Ming Lin wrote:
>> > On Thu, 2015-09-10 at 15:38 +0100, Stefan Hajnoczi wrote:
>> >> On Thu, Sep 10, 2015 at 6:48 AM, Mi
On Thu, Sep 10, 2015 at 6:28 PM, Ming Lin wrote:
> On Thu, 2015-09-10 at 15:38 +0100, Stefan Hajnoczi wrote:
>> On Thu, Sep 10, 2015 at 6:48 AM, Ming Lin wrote:
>> > These 2 patches added virtio-nvme to kernel and qemu,
>> > basically modified from virtio-blk and nv
On Thu, Sep 10, 2015 at 6:48 AM, Ming Lin wrote:
> These 2 patches added virtio-nvme to kernel and qemu,
> basically modified from virtio-blk and nvme code.
>
> As title said, request for your comments.
>
> Play it in Qemu with:
> -drive file=disk.img,format=raw,if=none,id=D22 \
> -device virtio-n
> ---
> drivers/net/virtio_net.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
Reviewed-by: Stefan Hajnoczi
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From: Asias He
This module contains the common code and header files for the following
virtio-vsock and virtio-vhost kernel modules.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
include/linux/virtio_vsock.h| 207 +
include/uapi/linux/virtio_ids.h |1
From: Asias He
Enable virtio-vsock and vhost-vsock.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/Kconfig | 4
drivers/vhost/Kconfig.vsock | 7 +++
drivers/vhost/Makefile | 4
net/vmw_vsock/Kconfig | 18 ++
net
From: Asias He
VM sockets vhost transport implementation. This module runs in host
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
drivers/vhost/vsock.c | 596 ++
drivers/vhost/vsock.h | 4 +
2 files changed, 600 insertions
From: Asias He
VM sockets virtio transport implementation. This module runs in guest
kernel.
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
net/vmw_vsock/virtio_transport.c | 450 +++
1 file changed, 450 insertions(+)
create mode 100644 net
From: Asias He
Signed-off-by: Asias He
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 2 ++
net/vmw_vsock/af_vsock.c | 70
2 files changed, 72 insertions(+)
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index
This patch series adds a virtio transport for AF_VSOCK (net/vmw_vsock/).
AF_VSOCK is designed for communication between virtual machines and
hypervisors. It is currently only implemented for VMware's VMCI transport.
This series implements the proposed virtio-vsock device specification from
here:
From: Asias He
This list will be used to match received packets when multiple packets
are used because datagram size is larger than the receive buffer size.
Signed-off-by: Stefan Hajnoczi
---
include/net/af_vsock.h | 1 +
net/vmw_vsock/af_vsock.c | 1 +
2 files changed, 2 insertions
On Mon, Apr 27, 2015 at 1:55 PM, Jan Kiszka wrote:
> Am 2015-04-27 um 14:35 schrieb Jan Kiszka:
>> Am 2015-04-27 um 12:17 schrieb Stefan Hajnoczi:
>>> On Sun, Apr 26, 2015 at 2:24 PM, Luke Gorrie wrote:
>>>> On 24 April 2015 at 15:22, Stefan Hajnoczi wrote:
>>
On Mon, Apr 27, 2015 at 1:35 PM, Jan Kiszka wrote:
> Am 2015-04-27 um 12:17 schrieb Stefan Hajnoczi:
>> On Sun, Apr 26, 2015 at 2:24 PM, Luke Gorrie wrote:
>>> On 24 April 2015 at 15:22, Stefan Hajnoczi wrote:
>>>>
>>>> The motivation for m
On Sun, Apr 26, 2015 at 2:24 PM, Luke Gorrie wrote:
> On 24 April 2015 at 15:22, Stefan Hajnoczi wrote:
>>
>> The motivation for making VM-to-VM fast is that while software
>> switches on the host are efficient today (thanks to vhost-user), there
>> is no efficie
On Fri, Apr 24, 2015 at 2:10 PM, Luke Gorrie wrote:
> On 24 April 2015 at 14:17, Luke Gorrie wrote:
>>
>> For what it is worth, I think
>
>
> Erm, sorry about ranting with my pre-existing ideas without having examined
> the proposed specification in detail.
My experience with DPDK and SDN/NFV is
On Fri, Apr 24, 2015 at 1:17 PM, Luke Gorrie wrote:
> On 24 April 2015 at 11:47, Stefan Hajnoczi wrote:
>>
>> My concern is the overhead of the vhost_net component copying
>> descriptors between NICs.
>
>
> I see. So you would not have to reserve CPU resources for
On Fri, Apr 24, 2015 at 10:47 AM, Stefan Hajnoczi wrote:
> At this level it's compared to vhost-user, but it's not programmable
> in userspace!
s/compared/comparable/
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On Fri, Apr 24, 2015 at 9:12 AM, Luke Gorrie wrote:
> - How fast would the new design likely be?
This proposal eliminates two things in the path:
1. Compared to vhost_net, it bypasses the host tun driver and network
stack, replacing it with direct vhost_net <-> vhost_net data transfer.
At this l
On Wed, Apr 22, 2015 at 6:46 PM, Cornelia Huck wrote:
> On Wed, 22 Apr 2015 18:01:38 +0100
> Stefan Hajnoczi wrote:
>
>> [It may be necessary to remove virtio-...@lists.oasis-open.org from CC
>> if you are a non-TC member.]
>>
>> Hi,
>> Some modern ne
[It may be necessary to remove virtio-...@lists.oasis-open.org from CC
if you are a non-TC member.]
Hi,
Some modern networking applications bypass the kernel network stack so
that rx/tx rings and DMA buffers can be directly mapped. This is
typical in DPDK applications where virtio-net currently i
Here the "other side" refers to the guest or host.
Signed-off-by: Stefan Hajnoczi
---
include/uapi/linux/virtio_ring.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/uapi/linux/virtio_ring.h b/include/uapi/linux/virtio_ring.h
index a3318f3..915980a 10
On Tue, Jan 20, 2015 at 12:56 PM, Cornelia Huck
wrote:
> On Tue, 20 Jan 2015 10:43:31 +
> Stefan Hajnoczi wrote:
>> On Thu, Dec 11, 2014 at 02:25:10PM +0100, Cornelia Huck wrote:
>> > @@ -154,15 +157,18 @@ bool vring_should_notify(VirtIODevice *vde
On Thu, Dec 11, 2014 at 02:25:18PM +0100, Cornelia Huck wrote:
> diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
> index ebbea60..7ee2bd6 100644
> --- a/hw/net/virtio-net.c
> +++ b/hw/net/virtio-net.c
> @@ -373,15 +373,21 @@ static int peer_has_ufo(VirtIONet *n)
> return n->has_ufo;
>
onfig_size);
>
> if (!virtio_has_feature(vdev, VIRTIO_NET_F_CTRL_MAC_ADDR) &&
I don't see VIRTIO_NET_F_CTRL_MAC_ADDR (23) in the VIRTIO 1.0 "5.1.3.1
Legacy Interface: Feature bits" section. Should it be there just so
people don't try to reuse bit
1 insertion(+), 1 deletion(-)
Reviewed-by: Stefan Hajnoczi
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On Fri, Dec 12, 2014 at 12:25:47PM +0100, Thomas Huth wrote:
> On Fri, 12 Dec 2014 12:18:25 +0100
> Cornelia Huck wrote:
>
> > On Fri, 12 Dec 2014 11:55:38 +0100
> > Thomas Huth wrote:
> >
> > > On Thu, 11 Dec 2014 14:25:14 +0100
> > > Cornelia Huck wrote:
> > >
> > > > For virtio-1 devices,
On Thu, Dec 11, 2014 at 02:25:12PM +0100, Cornelia Huck wrote:
> @@ -608,6 +631,25 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
> }
> }
> break;
> +case CCW_CMD_SET_VIRTIO_REV:
> +len = sizeof(revinfo);
> +if (ccw.count < len || (check_len
: Thomas Huth
> Signed-off-by: Cornelia Huck
> ---
> hw/s390x/virtio-ccw.c | 114
> ++---
> 1 file changed, 80 insertions(+), 34 deletions(-)
Reviewed-by: Stefan Hajnoczi
pgpKff
sabled.
>
> Signed-off-by: Thomas Huth
> Signed-off-by: Cornelia Huck
> ---
> hw/s390x/virtio-ccw.c | 52
> +
> hw/s390x/virtio-ccw.h |8 ++++
> 2 files changed, 60 insertions(+)
Reviewed-by:
t; ---
> hw/s390x/css.c | 12
> hw/s390x/css.h |1 +
> 2 files changed, 13 insertions(+)
Reviewed-by: Stefan Hajnoczi
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On Thu, Dec 11, 2014 at 02:25:10PM +0100, Cornelia Huck wrote:
> Handle endianness conversion for virtio-1 virtqueues correctly.
>
> Note that dataplane now needs to be built per-target.
>
> Signed-off-by: Cornelia Huck
> ---
> hw/block/dataplane/virtio-blk.c |4 +-
> hw/scsi/
-
> hw/virtio/virtio.c|6 +-
> include/hw/virtio/virtio-access.h |4
> include/hw/virtio/virtio.h|8 ++--
> 3 files changed, 15 insertions(+), 3 deletions(-)
Reviewed-by: Stefan Hajnoczi
pgpds9Rfh
On Tue, Nov 11, 2014 at 05:12:58PM +, Ben Hutchings wrote:
> This reverts commit 88e0e0e5aa722b193c8758c8b45d041de5316924 for
> the tap drivers, but leaves UFO disabled in virtio_net.
>
> libvirt at least assumes that tap features will never be dropped
> in new kernel versions, and doing so pr
Commit 3d0ad09412ffe00c9afa201d01effdb6023d09b4 ("drivers/net: Disable
UFO through virtio") breaks live migration of KVM guests from older to
newer host kernels:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3d0ad09412ffe00c9afa201d01effdb6023d09b4
The problem occurs
On Thu, Sep 11, 2014 at 05:09:33PM +0200, Gerd Hoffmann wrote:
> diff --git a/docs/specs/virtio-gpu.txt b/docs/specs/virtio-gpu.txt
> new file mode 100644
> index 000..9455383
> --- /dev/null
> +++ b/docs/specs/virtio-gpu.txt
> @@ -0,0 +1,165 @@
> +virtio-gpu specification
> +==
On Wed, Aug 27, 2014 at 6:27 PM, Konrad Rzeszutek Wilk
wrote:
> On Wed, Aug 27, 2014 at 07:46:46AM +0100, Stefan Hajnoczi wrote:
>> On Tue, Aug 26, 2014 at 10:16 PM, Andy Lutomirski
>> wrote:
>> > There are two outstanding issues. virtio_net warns if DMA debugging
&g
On Tue, Aug 26, 2014 at 10:16 PM, Andy Lutomirski wrote:
> There are two outstanding issues. virtio_net warns if DMA debugging
> is on because it does DMA from the stack. (The warning is correct.)
> This also is likely to do something unpleasant to s390.
> (Maintainers are cc'd -- I don't know w
On Mon, Aug 25, 2014 at 8:42 PM, Chris Friesen
wrote:
> I'm trying to figure out what controls the number if in-flight virtio block
> operations when running linux in qemu on top of a linux host.
>
> The problem is that we're trying to run as many VMs as possible, using
> ceph/rbd for the rootfs.
On Wed, Jun 18, 2014 at 10:57 PM, David Marchand
wrote:
> On 06/18/2014 12:48 PM, Stefan Hajnoczi wrote:
>>
>> One more thing to add to the list:
>>
>> static void ivshmem_read(void *opaque, const uint8_t * buf, int flags)
>>
>> The "flags" a
On Tue, Jun 17, 2014 at 11:03:32AM +0200, David Marchand wrote:
> On 06/17/2014 04:54 AM, Stefan Hajnoczi wrote:
> >ivshmem has a performance disadvantage for guest-to-host
> >communication. Since the shared memory is exposed as PCI BARs, the
> >guest has to memcpy i
On Tue, Jun 17, 2014 at 11:44:11AM +0200, Paolo Bonzini wrote:
> Il 17/06/2014 11:03, David Marchand ha scritto:
> >>Unless someone steps up and maintains ivshmem, I think it should be
> >>deprecated and dropped from QEMU.
> >
> >Then I can maintain ivshmem for QEMU.
> >If this is ok, I will send a
On Fri, Jun 13, 2014 at 10:10 PM, Paolo Bonzini wrote:
> Il 13/06/2014 15:41, Vincent JARDIN ha scritto:
>> I do repeat this use case that you had removed because vhost-user does
>> not solve it yet:
>>
- ivshmem -> framework to be generic to have shared memory for many
use cases (HPC,
On Sat, Jun 14, 2014 at 1:29 AM, Ming Lei wrote:
> Firstly this patch supports more than one virtual queues for virtio-blk
> device.
>
> Secondly this patch maps the virtual queue to blk-mq's hardware queue.
>
> With this approach, both scalability and performance problem can be improved.
>
> Sign
On Tue, Apr 1, 2014 at 4:27 AM, Theodore Ts'o wrote:
> On Mon, Mar 31, 2014 at 02:22:50PM +1030, Rusty Russell wrote:
>>
>> It's head of my virtio-next tree.
>
> Hey Rusty,
>
> While we have your attention --- what's your opinion about adding TRIM
> support to virtio-blk. I understand that you're
On Thu, May 30, 2013 at 7:23 AM, Rusty Russell wrote:
> Anthony Liguori writes:
>> Rusty Russell writes:
>>> On Fri, May 24, 2013 at 08:47:58AM -0500, Anthony Liguori wrote:
FWIW, I think what's more interesting is using vhost-net as a networking
backend with virtio-net in QEMU being w
On Thu, May 16, 2013 at 02:32:30PM -0600, Alex Williamson wrote:
> We'd like to hold another virtualization microconference as part of this
> year's Linux Plumbers Conference. To do so, we need to show that
> there's enough interest, materials, and people willing to attend.
Convenience info:
Se
On Tue, Mar 19, 2013 at 08:34:45AM +0800, Asias He wrote:
> ---
> hw/vhost.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/hw/vhost.c b/hw/vhost.c
> index 4d6aee3..0c52ec4 100644
> --- a/hw/vhost.c
> +++ b/hw/vhost.c
> @@ -421,10 +421,12 @@ static void vhost_set_memory(MemoryListener
On Tue, Mar 19, 2013 at 08:34:44AM +0800, Asias He wrote:
> +static void vhost_scsi_stop(VHostSCSI *vs, VirtIODevice *vdev)
> +{
> +int ret = 0;
> +
> +if (!vdev->binding->set_guest_notifiers) {
> +ret = vdev->binding->set_guest_notifiers(vdev->binding_opaque,
> +
On Tue, Mar 12, 2013 at 02:29:42PM +0800, Asias He wrote:
> diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
> index 39c1966..4a97ca1 100644
> --- a/hw/virtio-pci.c
> +++ b/hw/virtio-pci.c
These changes break the build for non-Linux hosts. Please introduce a
CONFIG_VHOST_SCSI and #ifdef appropriate
)
>
> drivers/vhost/tcm_vhost.c | 243
> --
> drivers/vhost/tcm_vhost.h | 10 ++
> 2 files changed, 247 insertions(+), 6 deletions(-)
>
> --
> 1.8.1.4
>
Reviewed-by: Stefan Hajnoczi
On Thu, Mar 07, 2013 at 05:47:26PM +0800, Asias He wrote:
> On Thu, Mar 07, 2013 at 09:58:04AM +0100, Stefan Hajnoczi wrote:
> > On Thu, Mar 07, 2013 at 08:26:20AM +0800, Asias He wrote:
> > > On Wed, Mar 06, 2013 at 10:21:09AM +0100, Stefan Hajnoczi wrote:
> > > >
On Thu, Mar 07, 2013 at 08:26:20AM +0800, Asias He wrote:
> On Wed, Mar 06, 2013 at 10:21:09AM +0100, Stefan Hajnoczi wrote:
> > On Wed, Mar 06, 2013 at 02:16:30PM +0800, Asias He wrote:
> > > +static struct tcm_vhost_evt *tcm_vhost_allocate_evt(struct vhost_scsi
> > >
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