On 02/22/2013 06:36 PM, Markus Armbruster wrote:
Jason Wang jasow...@redhat.com writes:
Cc: Markus Armbruster arm...@redhat.com
Cc: qemu-sta...@nongnu.org
Signed-off-by: Jason Wang jasow...@redhat.com
---
Changes from V1:
- Add the missing docs for 'queues' (Markus)
V1 got committed
On 02/22/2013 09:18 PM, Anthony Liguori wrote:
Stefan Hajnoczi stefa...@redhat.com writes:
On Thu, Feb 21, 2013 at 05:45:57PM +0800, Jason Wang wrote:
@@ -1397,6 +1398,7 @@ void virtio_net_exit(VirtIODevice *vdev)
g_free(n-mac_table.macs);
g_free(n-vlans);
+g_free(n-vqs
Cc: Markus Armbruster arm...@redhat.com
Cc: qemu-sta...@nongnu.org
Signed-off-by: Jason Wang jasow...@redhat.com
---
qapi-schema.json |2 ++
qemu-options.hx |3 ++-
2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/qapi-schema.json b/qapi-schema.json
index cd7ea25..b3844e6
and VirtIONetQueue array in
VirtIONet.
Tested by myself, with single virtio-net-pci device. The memory allocation is
almost the same as when multiqueue is not merged.
Cc: Edivaldo de Araujo Pereira edivaldoapere...@yahoo.com.br
Cc: qemu-sta...@nongnu.org
Signed-off-by: Jason Wang jasow...@redhat.com
On 02/21/2013 07:23 PM, Michael S. Tsirkin wrote:
On Thu, Feb 21, 2013 at 05:57:04PM +0800, Jason Wang wrote:
On 02/21/2013 12:48 AM, Michael S. Tsirkin wrote:
On Wed, Feb 20, 2013 at 04:23:52PM +0200, Michael S. Tsirkin wrote:
On Fri, Feb 01, 2013 at 06:03:32PM +0800, Jason Wang wrote:
Hello
On 02/24/2013 05:54 AM, Michael S. Tsirkin wrote:
On Sat, Feb 23, 2013 at 10:49:29PM +0200, Michael S. Tsirkin wrote:
On Fri, Feb 22, 2013 at 11:33:53PM +0800, Jason Wang wrote:
On 02/21/2013 07:23 PM, Michael S. Tsirkin wrote:
On Thu, Feb 21, 2013 at 05:57:04PM +0800, Jason Wang wrote:
On 02
On 02/25/2013 01:57 PM, Jason Wang wrote:
On 02/24/2013 05:54 AM, Michael S. Tsirkin wrote:
On Sat, Feb 23, 2013 at 10:49:29PM +0200, Michael S. Tsirkin wrote:
On Fri, Feb 22, 2013 at 11:33:53PM +0800, Jason Wang wrote:
On 02/21/2013 07:23 PM, Michael S. Tsirkin wrote:
On Thu, Feb 21, 2013
On 04/17/2013 04:42 PM, Aurelien Jarno wrote:
On Wed, Apr 17, 2013 at 04:27:13PM +0800, Jason Wang wrote:
On 04/17/2013 03:20 PM, Aurelien Jarno wrote:
On Tue, Apr 16, 2013 at 11:08:59AM +0800, Jason Wang wrote:
On 04/15/2013 04:28 PM, Aurelien Jarno wrote:
On Mon, Apr 15, 2013 at 01:29:01PM
and VIRTIO_NET_F_MQ were
disabled form command line. Then qemu will crash when user tries to read the
config of virtio-net.
Fix this by counting VIRTIO_NET_F_MAC and make sure the config at least contains
the mac address.
Cc: Jesse Larrew jlar...@linux.vnet.ibm.com
Signed-off-by: Jason Wang jasow...@redhat.com
.net
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/net/virtio-net.c |9 -
1 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 4d2cdd2..1068f4e 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -1045,7 +1045,7
On 04/25/2013 02:57 PM, Michael S. Tsirkin wrote:
On Thu, Apr 25, 2013 at 02:19:53PM +0800, Jason Wang wrote:
Multiqueue patchset conditionally add control vq only when guest negotiate
the
feature. Though the spec is not clear on this but it breaks the minix guest
since it will identify
On 04/25/2013 02:59 PM, Michael S. Tsirkin wrote:
On Thu, Apr 25, 2013 at 02:21:29PM +0800, Jason Wang wrote:
Commit 14f9b664 (hw/virtio-net.c: set config size using host features) tries
to
calculate config size based on the host features. But it forgets the
VIRTIO_NET_F_MAC were always set
If the VIRTIO_NET_F_CTRL_VQ feature bit
is negotiated, identify the control virtqueue., to keep the backward
compatibility, always add the ctrl vq at end of the queues.
Reported-by: Aurelien Jarno aurel...@aurel32.net
Cc: Aurelien Jarno aurel...@aurel32.net
Signed-off-by: Jason Wang jasow...@redhat.com
---
Changes from V1
and VIRTIO_NET_F_MQ were
disabled form command line. Then qemu will crash when user tries to read the
config of virtio-net.
Fix this by counting VIRTIO_NET_F_MAC and make sure the config at least contains
the mac address.
Cc: Jesse Larrew jlar...@linux.vnet.ibm.com
Signed-off-by: Jason Wang jasow...@redhat.com
On 04/25/2013 03:06 PM, Michael S. Tsirkin wrote:
On Thu, Apr 25, 2013 at 03:02:44PM +0800, Jason Wang wrote:
On 04/25/2013 02:59 PM, Michael S. Tsirkin wrote:
On Thu, Apr 25, 2013 at 02:21:29PM +0800, Jason Wang wrote:
Commit 14f9b664 (hw/virtio-net.c: set config size using host features
In fact we don't support zero length config length for virtio device. And it can
lead outbound memory access. So abort on zero config length to catch the bug
earlier.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio/virtio.c |7 ++-
1 files changed, 2 insertions(+), 5
On 04/26/2013 06:27 AM, Anthony Liguori wrote:
Michael S. Tsirkin m...@redhat.com writes:
On Thu, Apr 25, 2013 at 03:20:20PM -0500, Anthony Liguori wrote:
Jason Wang jasow...@redhat.com writes:
In fact we don't support zero length config length for virtio device.
virtio-rng?
It has
in virtio_pci_config_{read|write}() before
.{set|get}_config
- Use addition instead minus to do the validation
Cc: Michael S. Tsirkin m...@redhat.com
Cc: Petr Matousek pmato...@redhat.com
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio/virtio-pci.c |9 +
hw/virtio/virtio.c | 18
virtio-rng-ccw has zero config length, so we need validate the config length
before trying to access it. Otherwise we may crash since vdev-config is NULL.
Cc: Cornelia Huck cornelia.h...@de.ibm.com
Cc: Richard Henderson r...@twiddle.net
Cc: Alexander Graf ag...@suse.de
Signed-off-by: Jason Wang
virtio-rng-s390 has zero config length, so no need to sync its config otherwise
qemu will crash since vdev-config is NULL.
Cc: Alexander Graf ag...@suse.de
Cc: Richard Henderson r...@twiddle.net
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/s390x/s390-virtio-bus.c |4
1 files
On 04/26/2013 06:32 PM, Eric Blake wrote:
On 04/25/2013 11:06 PM, Jason Wang wrote:
if (addr (vdev-config_len - sizeof(val)))
^ quiz: spot a bug above if config_len is 0:)
Then we need to fix these bugs and allocate a CVE. virtio-rng has
shipped. This code is also dumb
a brace to make sure both the
conditions were met then does the check. This fixes the crash when doing a savem
after set the link off which let qemu crash and complains:
virtio_net_save: Assertion `!n-vhost_started' failed.
Cc: Michael S. Tsirkin m...@redhat.com
Signed-off-by: Jason Wang jasow
On 04/26/2013 08:26 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 06:27:40PM +0800, Jason Wang wrote:
Commit 32993698 (vhost: disable on tap link down) tries to disable the vhost
also when the peer's link is down. But the check was not done properly, the
vhost were only started when
On 04/26/2013 10:27 PM, Petr Matousek wrote:
On Fri, Apr 26, 2013 at 04:34:02PM +0800, Jason Wang wrote:
There are several several issues in the current checking:
- The check was based on the minus of unsigned values which can overflow
- It was done after .{set|get}_config() which can lead
On 04/27/2013 01:07 AM, Alexander Graf wrote:
On 26.04.2013, at 10:34, Jason Wang wrote:
virtio-rng-s390 has zero config length, so no need to sync its config
otherwise
qemu will crash since vdev-config is NULL.
Why is it NULL?
As far as I see, virtio-rng's config_len is zero, so in its
On 04/28/2013 03:32 AM, Michael S. Tsirkin wrote:
On Sat, Apr 27, 2013 at 01:11:16PM +0800, Jason Wang wrote:
On 04/26/2013 08:26 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 06:27:40PM +0800, Jason Wang wrote:
Commit 32993698 (vhost: disable on tap link down) tries to disable
On 04/28/2013 03:26 AM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 04:34:02PM +0800, Jason Wang wrote:
There are several several issues in the current checking:
- The check was based on the minus of unsigned values which can overflow
- It was done after .{set|get}_config() which can
On 04/28/2013 04:31 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 04:34:04PM +0800, Jason Wang wrote:
virtio-rng-s390 has zero config length, so no need to sync its config
otherwise
qemu will crash since vdev-config is NULL.
Cc: Alexander Graf ag...@suse.de
Cc: Richard Henderson r
On 04/28/2013 04:32 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 04:34:03PM +0800, Jason Wang wrote:
virtio-rng-ccw has zero config length, so we need validate the config length
before trying to access it. Otherwise we may crash since vdev-config is
NULL.
Cc: Cornelia Huck
On 04/28/2013 04:25 PM, Michael S. Tsirkin wrote:
On Sun, Apr 28, 2013 at 03:51:32PM +0800, Jason Wang wrote:
On 04/28/2013 03:32 AM, Michael S. Tsirkin wrote:
On Sat, Apr 27, 2013 at 01:11:16PM +0800, Jason Wang wrote:
On 04/26/2013 08:26 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013
On 05/02/2013 10:35 PM, Andreas Färber wrote:
Am 28.04.2013 10:35, schrieb Michael S. Tsirkin:
On Sun, Apr 28, 2013 at 03:54:20PM +0800, Jason Wang wrote:
On 04/28/2013 03:26 AM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 04:34:02PM +0800, Jason Wang wrote:
There are several several
On 04/28/2013 04:40 PM, Jason Wang wrote:
On 04/28/2013 04:32 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013 at 04:34:03PM +0800, Jason Wang wrote:
virtio-rng-ccw has zero config length, so we need validate the config length
before trying to access it. Otherwise we may crash since vdev
in virtio_pci_config_{read|write}() before
.{set|get}_config
- Use addition instead minus to do the validation
Cc: Michael S. Tsirkin m...@redhat.com
Cc: Petr Matousek pmato...@redhat.com
Signed-off-by: Jason Wang jasow...@redhat.com
---
Changes from V1:
- Doing check in virtio.c instead of virtio-pci.c
- Drop
On 04/28/2013 04:25 PM, Michael S. Tsirkin wrote:
On Sun, Apr 28, 2013 at 03:51:32PM +0800, Jason Wang wrote:
On 04/28/2013 03:32 AM, Michael S. Tsirkin wrote:
On Sat, Apr 27, 2013 at 01:11:16PM +0800, Jason Wang wrote:
On 04/26/2013 08:26 PM, Michael S. Tsirkin wrote:
On Fri, Apr 26, 2013
On 05/16/2013 12:30 PM, Amos Kong wrote:
Guest driver sets repeat rate and delay time by KBD_CMD_SET_RATE,
but ps2 backend doesn't process it and no auto-repeat implementation.
This patch adds support of auto-repeat feature.
Guest ps2 driver sets autorepeat to fastest possible in reset,
405.17 9695.12 310.54 9423.76 223.47
Jason Wang (12):
tap: multiqueue support
net: introduce qemu_get_queue()
net: introduce qemu_get_nic()
net: intorduce qemu_del_nic()
net: multiqueue support
vhost: multiqueue support
virtio: introduce virtio_queue_del()
virtio: add a queue_index
To support multiqueue virtio-net, the first step is to separate the virtqueue
related fields from VirtIONet to a new structure VirtIONetQueue. The following
patches will add an array of VirtIONetQueue to VirtIONet based on this patch.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio
To support multiqueue, the patch introduce a helper qemu_get_queue()
which is used to get the NetClientState of a device. The following patches would
refactor this helper to support multiqueue.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/cadence_gem.c|8 +++---
hw/dp8393x.c
To support multiqueue , the patch introduce a helper qemu_get_nic() to get the
NICState from a NetClientState. The following patches would refactor this helper
to support multiqueue.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/cadence_gem.c|8
hw/dp8393x.c
This patch add migration support for multiqueue virtio-net. The version were
bumped to 12.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio-net.c | 45 +++--
1 files changed, 35 insertions(+), 10 deletions(-)
diff --git a/hw/virtio-net.c b/hw
Add a queue_index to VirtQueue and a helper to fetch it, this could be used by
multiqueue supported device.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio.c |8
hw/virtio.h |1 +
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/hw/virtio.c b/hw
) to qemu.
Each TAPState were still associated to a tap fd, which mean multiple TAPStates
were created when user needs multiqueue taps.
Only linux part were implemented now, since it's the only OS that support
multiqueue tap.
Signed-off-by: Jason Wang jasow...@redhat.com
---
net/tap-aix.c
Disable multiqueue support for pre 1.4.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/pc_piix.c |4
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 19e342a..0145370 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -295,6 +295,10
-by: Jason Wang jasow...@redhat.com
---
hw/dp8393x.c |2 +-
hw/mcf_fec.c |2 +-
hw/qdev-properties.c | 46 +++--
hw/qdev-properties.h |6 +-
net.c| 172 +-
net.h| 27 +++-
6
virtqueue which this vhost thread serves.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/vhost.c | 52 +---
hw/vhost.h |2 ++
hw/vhost_net.c |7 +--
hw/vhost_net.h |2 +-
hw/virtio-net.c |3 ++-
5 files changed
Some device (such as virtio-net) needs the ability to destroy or re-order the
virtqueues, this patch adds a helper to do this.
Signed-off-by: Jason Wang jasowang
---
hw/virtio.c |9 +
hw/virtio.h |2 ++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/hw/virtio.c b
To support multiqueue nic, this patch separate the nic destructor from
qemu_del_net_client() to a new helper qemu_del_nic(). The following patches
would refactor this function to support multiqueue nic.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/e1000.c |2 +-
hw/eepro100
This patch implements both userspace and vhost support for multiple queue
virtio-net (VIRTIO_NET_F_MQ). This is done by introducing an array of
VirtIONetQueue to VirtIONet.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio-net.c | 318
On 12/29/2012 01:52 AM, Blue Swirl wrote:
On Fri, Dec 28, 2012 at 10:32 AM, Jason Wang jasow...@redhat.com wrote:
This patch implements both userspace and vhost support for multiple queue
virtio-net (VIRTIO_NET_F_MQ). This is done by introducing an array of
VirtIONetQueue to VirtIONet
, link status should not be changed in auto-negotiation.
Signed-off-by: Jason Wang jasow...@redhat.com
Signed-off-by: Amos Kong ak...@redhat.com
---
hw/e1000.c |5 +
1 file changed, 5 insertions(+)
diff --git a/hw/e1000.c b/hw/e1000.c
index 92fb00a..eebcd1d 100644
--- a/hw/e1000.c
On 01/08/2013 03:10 PM, Michael S. Tsirkin wrote:
On Fri, Dec 28, 2012 at 06:32:03PM +0800, Jason Wang wrote:
This patch add migration support for multiqueue virtio-net. The version were
bumped to 12.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio-net.c | 45
On 01/08/2013 03:14 PM, Michael S. Tsirkin wrote:
On Fri, Dec 28, 2012 at 06:31:59PM +0800, Jason Wang wrote:
Some device (such as virtio-net) needs the ability to destroy or re-order the
virtqueues, this patch adds a helper to do this.
Signed-off-by: Jason Wang jasowang
Actually del_queue
On 01/08/2013 05:07 PM, Wanlong Gao wrote:
On 12/28/2012 06:32 PM, Jason Wang wrote:
+} else if (nc-peer-info-type != NET_CLIENT_OPTIONS_KIND_TAP) {
+ret = -1;
+} else {
+ret = tap_detach(nc-peer);
+}
+
+return ret;
+}
+
+static void
On 01/08/2013 05:49 PM, Wanlong Gao wrote:
On 01/08/2013 05:29 PM, Jason Wang wrote:
On 01/08/2013 05:07 PM, Wanlong Gao wrote:
On 12/28/2012 06:32 PM, Jason Wang wrote:
+} else if (nc-peer-info-type != NET_CLIENT_OPTIONS_KIND_TAP) {
+ret = -1;
+} else {
+ret
On 01/08/2013 06:00 PM, Wanlong Gao wrote:
On 01/08/2013 05:51 PM, Jason Wang wrote:
On 01/08/2013 05:49 PM, Wanlong Gao wrote:
On 01/08/2013 05:29 PM, Jason Wang wrote:
On 01/08/2013 05:07 PM, Wanlong Gao wrote:
On 12/28/2012 06:32 PM, Jason Wang wrote:
+} else if (nc-peer-info-type
On 01/08/2013 07:24 PM, Wanlong Gao wrote:
On 01/08/2013 06:14 PM, Jason Wang wrote:
On 01/08/2013 06:00 PM, Wanlong Gao wrote:
On 01/08/2013 05:51 PM, Jason Wang wrote:
On 01/08/2013 05:49 PM, Wanlong Gao wrote:
On 01/08/2013 05:29 PM, Jason Wang wrote:
On 01/08/2013 05:07 PM, Wanlong Gao
On 01/09/2013 04:23 PM, Wanlong Gao wrote:
On 01/08/2013 06:14 PM, Jason Wang wrote:
On 01/08/2013 06:00 PM, Wanlong Gao wrote:
On 01/08/2013 05:51 PM, Jason Wang wrote:
On 01/08/2013 05:49 PM, Wanlong Gao wrote:
On 01/08/2013 05:29 PM, Jason Wang wrote:
On 01/08/2013 05:07 PM, Wanlong Gao
On 01/09/2013 05:56 PM, Stefan Hajnoczi wrote:
On Fri, Dec 28, 2012 at 06:31:53PM +0800, Jason Wang wrote:
diff --git a/qapi-schema.json b/qapi-schema.json
index 5dfa052..583eb7c 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -2465,7 +2465,7 @@
{ 'type': 'NetdevTapOptions
On 01/09/2013 06:01 PM, Wanlong Gao wrote:
On 01/09/2013 05:30 PM, Jason Wang wrote:
On 01/09/2013 04:23 PM, Wanlong Gao wrote:
On 01/08/2013 06:14 PM, Jason Wang wrote:
On 01/08/2013 06:00 PM, Wanlong Gao wrote:
On 01/08/2013 05:51 PM, Jason Wang wrote:
On 01/08/2013 05:49 PM, Wanlong Gao
On 01/09/2013 06:51 PM, Michael S. Tsirkin wrote:
Since commit b1332393cdd7d023de8f1f8aa136ee7866a18968,
qemu started updating ICS register when interrupt
is sent, with the intent to match spec better
(guests do not actually read this register).
However, the function set_interrupt_cause where
On 01/09/2013 11:32 PM, Michael S. Tsirkin wrote:
On Wed, Jan 09, 2013 at 03:29:24PM +0100, Stefan Hajnoczi wrote:
On Fri, Dec 28, 2012 at 06:31:52PM +0800, Jason Wang wrote:
Perf Numbers:
Two Intel Xeon 5620 with direct connected intel 82599EB
Host/Guest kernel: David net tree
vhost
On 01/09/2013 11:34 PM, Michael S. Tsirkin wrote:
On Wed, Jan 09, 2013 at 11:28:29PM +0800, Jason Wang wrote:
On 01/09/2013 06:51 PM, Michael S. Tsirkin wrote:
Since commit b1332393cdd7d023de8f1f8aa136ee7866a18968,
qemu started updating ICS register when interrupt
is sent, with the intent
On 01/10/2013 04:25 AM, Chegu Vinod wrote:
Hello,
'am running into an issue with the latest bits. [ Pl. see below. The
vhost thread seems to be getting
stuck while trying to memcopy...perhaps a bad address?. ] Wondering
if this is a known issue or
some recent regression ?
Hi:
Looks like
On Wednesday, January 09, 2013 11:26:33 PM Jason Wang wrote:
On 01/09/2013 06:01 PM, Wanlong Gao wrote:
On 01/09/2013 05:30 PM, Jason Wang wrote:
On 01/09/2013 04:23 PM, Wanlong Gao wrote:
On 01/08/2013 06:14 PM, Jason Wang wrote:
On 01/08/2013 06:00 PM, Wanlong Gao wrote:
On 01/08/2013
On Thursday, January 10, 2013 02:49:14 PM Wanlong Gao wrote:
On 01/10/2013 02:43 PM, Jason Wang wrote:
On Wednesday, January 09, 2013 11:26:33 PM Jason Wang wrote:
On 01/09/2013 06:01 PM, Wanlong Gao wrote:
On 01/09/2013 05:30 PM, Jason Wang wrote:
On 01/09/2013 04:23 PM, Wanlong Gao
On 01/10/2013 04:44 PM, Stefan Hajnoczi wrote:
On Wed, Jan 09, 2013 at 11:33:25PM +0800, Jason Wang wrote:
On 01/09/2013 11:32 PM, Michael S. Tsirkin wrote:
On Wed, Jan 09, 2013 at 03:29:24PM +0100, Stefan Hajnoczi wrote:
On Fri, Dec 28, 2012 at 06:31:52PM +0800, Jason Wang wrote:
Perf
On 01/10/2013 05:06 PM, Wanlong Gao wrote:
On 01/10/2013 03:16 PM, Jason Wang wrote:
On Thursday, January 10, 2013 02:49:14 PM Wanlong Gao wrote:
On 01/10/2013 02:43 PM, Jason Wang wrote:
On Wednesday, January 09, 2013 11:26:33 PM Jason Wang wrote:
On 01/09/2013 06:01 PM, Wanlong Gao wrote
On 01/10/2013 06:28 PM, Stefan Hajnoczi wrote:
On Fri, Dec 28, 2012 at 06:31:53PM +0800, Jason Wang wrote:
Mainly suggestions to make the code easier to understand, but see the
comment about the 1:1 queue/NetClientState model for a general issue
with this approach.
Ok, thanks
On 01/10/2013 07:49 PM, Stefan Hajnoczi wrote:
On Thu, Jan 10, 2013 at 05:34:14PM +0800, Jason Wang wrote:
On 01/10/2013 04:44 PM, Stefan Hajnoczi wrote:
On Wed, Jan 09, 2013 at 11:33:25PM +0800, Jason Wang wrote:
On 01/09/2013 11:32 PM, Michael S. Tsirkin wrote:
On Wed, Jan 09, 2013 at 03:29
On 01/10/2013 10:45 PM, ak...@redhat.com wrote:
From: Amos Kong ak...@redhat.com
We will send vq command to set mac address in virtnet_set_mac_address()
a little fix of coding style
Maybe what you need is just a forward declaration.
Signed-off-by: Amos Kong ak...@redhat.com
---
On 01/10/2013 10:45 PM, ak...@redhat.com wrote:
From: Amos Kong ak...@redhat.com
Currently we write MAC address to pci config space byte by byte,
this means that we have an intermediate step where mac is wrong.
This patch introduced a new control command to set MAC address
in one time.
On 01/15/2013 03:44 AM, Anthony Liguori wrote:
Jason Wang jasow...@redhat.com writes:
Hello all:
This seires is an update of last version of multiqueue virtio-net support.
Recently, linux tap gets multiqueue support. This series implements basic
support for multiqueue tap, nic and vhost
On Wednesday, January 16, 2013 01:57:01 PM ak...@redhat.com wrote:
From: Amos Kong ak...@redhat.com
Currently we write MAC address to pci config space byte by byte,
this means that we have an intermediate step where mac is wrong.
This patch introduced a new control command to set MAC address
On Wednesday, January 16, 2013 02:16:47 PM ak...@redhat.com wrote:
From: Amos Kong ak...@redhat.com
In virtio-net guest driver, currently we write MAC address to
pci config space byte by byte, this means that we have an
intermediate step where mac is wrong. This patch introduced
a new
On 01/25/2013 04:14 PM, Amos Kong wrote:
FD_SET() and FD_CLR() are used to add and remove one descriptor from a
set, the 'fd' should be less than FD_SETSIZE. Glibc will give a warning
and crash the qemu when we set a fd (1024) to a set.
# qemu -device
286.18 9409.75 278.31
4096 4 9487.35 374.1 9556.91 288.81 9441.94 221.64
16384 1 9380.43 403.8 9379.78 399.13 9382.42 393.55
16384 2 9367.69 406.93 9415.04 312.68 9409.29 300.9
16384 4 9391.96 405.17 9695.12 310.54 9423.76 223.47
Jason Wang (20):
net: introduce qemu_get_queue()
net: introduce
To support multiqueue, the patch introduce a helper qemu_get_queue()
which is used to get the NetClientState of a device. The following patches would
refactor this helper to support multiqueue.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/cadence_gem.c|9 +++--
hw/dp8393x.c
is not allowed.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/dp8393x.c|2 +-
hw/mcf_fec.c|2 +-
hw/qdev-properties-system.c | 46 +++---
hw/qdev-properties.h|6 +-
include/net/net.h | 18 +--
net/net.c
of NetClientState
were built up.
A new parameter, mq_required were introduce in tap_open() to create multiqueue
tap fds.
Signed-off-by: Jason Wang jasow...@redhat.com
---
include/net/tap.h |1 -
net/tap-aix.c |3 +-
net/tap-bsd.c |3 +-
net/tap-haiku.c |3 +-
net/tap
Some device (such as virtio-net) needs the ability to destroy or re-order the
virtqueues, this patch adds a helper to do this.
Signed-off-by: Jason Wang jasowang
---
hw/virtio.c |9 +
hw/virtio.h |2 ++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/hw/virtio.c b
out of the starting/stopping of a specific vhost
thread. The vhost_net_{start|stop}() were renamed to
vhost_net_{start|stop}_one(), and a new vhost_net_{start|stop}() were introduced
to configure the guest notifiers and start/stop all vhost/vhost_net devices.
Signed-off-by: Jason Wang jasow
This patch add migration support for multiqueue virtio-net. Instead of bumping
the version, we conditionally send the info of multiqueue only when the device
support more than one queue to maintain the backward compatibility.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio-net.c
Disable multiqueue support for pre 1.4.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/pc_piix.c |4
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 0a6923d..7bc3563 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -297,6 +297,10
This patch implements both userspace and vhost support for multiple queue
virtio-net (VIRTIO_NET_F_MQ). This is done by introducing an array of
VirtIONetQueue to VirtIONet.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio-net.c | 317
In multiqueue, all NetClientState that belongs to the same netdev or nic has the
same id. So this patches introduces an helper qemu_find_net_clients_except()
which finds all NetClientState with the same id. This will be used by multiqueue
networking.
Signed-off-by: Jason Wang jasow...@redhat.com
This patch factors out the common initialization of tap into a new helper
net_init_tap_one(). This will be used by multiqueue tap patches.
Signed-off-by: Jason Wang jasow...@redhat.com
---
net/tap.c | 130 ++---
1 files changed, 73
This patch separates the setup of NetClientState from its allocation, this will
allow allocating an arrays of NetClientState and does the initialization one by
one which is what multiqueue needs.
Signed-off-by: Jason Wang jasow...@redhat.com
---
net/net.c | 29 +++--
1
Add a queue_index to VirtQueue and a helper to fetch it, this could be used by
multiqueue supported device.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio.c |8
hw/virtio.h |1 +
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/hw/virtio.c b/hw
is only supported
in Linux, return error on other platforms.
Signed-off-by: Jason Wang jasow...@redhat.com
---
net/tap-aix.c | 10 ++
net/tap-bsd.c | 11 +++
net/tap-haiku.c | 11 +++
net/tap-linux.c | 52
its name after
creating the first queue.
Only linux has this support since it's the only platform that supports
multiqueue tap.
Signed-off-by: Jason Wang jasow...@redhat.com
---
include/net/tap.h |1 +
net/tap-aix.c |6 ++
net/tap-bsd.c |4
net/tap-haiku.c |4
To support multiqueue virtio-net, the first step is to separate the virtqueue
related fields from VirtIONet to a new structure VirtIONetQueue. The following
patches will add an array of VirtIONetQueue to VirtIONet based on this patch.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/virtio
with
IFF_DETACH_QUEUE, the queue were disabled in the linux kernel. When doing this
ioctl with IFF_ATTACH_QUEUE, the queue were enabled in the linux kernel.
Signed-off-by: Jason Wang jasow...@redhat.com
---
net/tap-linux.h |4
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/net/tap
only done when
the tap was enabled.
Signed-off-by: Jason Wang jasow...@redhat.com
---
include/net/tap.h |2 ++
net/tap-win32.c | 10 ++
net/tap.c | 43 ---
3 files changed, 52 insertions(+), 3 deletions(-)
diff --git a/include/net
To allow allocating an array of NetClientState and free it once, this patch
introduces destructor of NetClientState. Which could do type specific free,
which could be used by multiqueue to free the array once.
Signed-off-by: Jason Wang jasow...@redhat.com
---
include/net/net.h |2 ++
net
To support multiqueue, this patch introduces a helper qemu_get_nic() to get
NICState from a NetClientState. The following patches would refactor this helper
to support multiqueue.
Signed-off-by: Jason Wang jasow...@redhat.com
---
hw/cadence_gem.c|8
hw/dp8393x.c
-by: Jason Wang jasow...@redhat.com
---
hw/e1000.c |2 +-
hw/eepro100.c|2 +-
hw/ne2000.c |2 +-
hw/pcnet-pci.c |2 +-
hw/rtl8139.c |2 +-
hw/usb/dev-network.c |2 +-
hw/virtio-net.c |2 +-
hw/xen_nic.c |2
On 01/28/2013 11:27 AM, Wanlong Gao wrote:
On 01/25/2013 06:35 PM, Jason Wang wrote:
Hello all:
This seires is an update of last version of multiqueue virtio-net support.
This series tries to brings multiqueue support to virtio-net through a
multiqueue support tap backend and multiple vhost
On 01/29/2013 01:36 PM, Wanlong Gao wrote:
On 01/28/2013 12:24 PM, Jason Wang wrote:
On 01/28/2013 11:27 AM, Wanlong Gao wrote:
On 01/25/2013 06:35 PM, Jason Wang wrote:
Hello all:
This seires is an update of last version of multiqueue virtio-net support.
This series tries to brings
On 01/26/2013 03:13 AM, Blue Swirl wrote:
On Fri, Jan 25, 2013 at 10:35 AM, Jason Wang jasow...@redhat.com wrote:
This patch introduce a new bit - enabled in TAPState which tracks whether a
specific queue/fd is enabled. The tap/fd is enabled during initialization and
could be enabled/disabled
2 9367.69 406.93 9415.04 312.68 9409.29 300.9
16384 4 9391.96 405.17 9695.12 310.54 9423.76 223.47
Jason Wang (20):
net: introduce qemu_get_queue()
net: introduce qemu_get_nic()
net: intorduce qemu_del_nic()
net: introduce qemu_find_net_clients_except()
net: introduce
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