On Fri, Mar 7, 2014 at 9:59 AM, Thomas Graf wrote:
> On 03/07/2014 06:28 PM, Pravin Shelar wrote:
>>
>> Problem is mapping SKBTX_DEV_ZEROCOPY pages to userspace. skb_zerocopy
>> is not doing that.
>>
>> Unless I missing something, Current netlink code can not h
On Fri, Mar 7, 2014 at 4:29 AM, Zoltan Kiss wrote:
> On 07/03/14 04:46, Pravin Shelar wrote:
>>
>> On Thu, Mar 6, 2014 at 9:09 AM, Zoltan Kiss
>> wrote:
>>>
>>> Do you have any feedback on this? I'm also adding KVM list as they might
>>> be
>&g
On Fri, Mar 7, 2014 at 8:23 AM, Thomas Graf wrote:
> On 02/28/2014 08:16 PM, Zoltan Kiss wrote:
>>
>> The kernel datapath now switched to zerocopy Netlink messages, but that
>> also
>> means that the pages on frags array are sent straight to userspace. If
>> those
>> pages came outside the
On Fri, Mar 7, 2014 at 7:58 AM, Thomas Graf wrote:
> On 03/07/2014 05:46 AM, Pravin Shelar wrote:
>>
>> But I found bug in datapath user-space queue code. I am not sure how
>> this can work with skb fragments and MMAP-netlink socket.
>> Here is what happens, OVS all
On Fri, Mar 7, 2014 at 7:58 AM, Thomas Graf tg...@redhat.com wrote:
On 03/07/2014 05:46 AM, Pravin Shelar wrote:
But I found bug in datapath user-space queue code. I am not sure how
this can work with skb fragments and MMAP-netlink socket.
Here is what happens, OVS allocates netlink skb
On Fri, Mar 7, 2014 at 8:23 AM, Thomas Graf tg...@redhat.com wrote:
On 02/28/2014 08:16 PM, Zoltan Kiss wrote:
The kernel datapath now switched to zerocopy Netlink messages, but that
also
means that the pages on frags array are sent straight to userspace. If
those
pages came outside the
On Fri, Mar 7, 2014 at 4:29 AM, Zoltan Kiss zoltan.k...@citrix.com wrote:
On 07/03/14 04:46, Pravin Shelar wrote:
On Thu, Mar 6, 2014 at 9:09 AM, Zoltan Kiss zoltan.k...@citrix.com
wrote:
Do you have any feedback on this? I'm also adding KVM list as they might
be
interested in this.
Zoli
On Fri, Mar 7, 2014 at 9:59 AM, Thomas Graf tg...@redhat.com wrote:
On 03/07/2014 06:28 PM, Pravin Shelar wrote:
Problem is mapping SKBTX_DEV_ZEROCOPY pages to userspace. skb_zerocopy
is not doing that.
Unless I missing something, Current netlink code can not handle
skb-frags with zero copy
On Fri, Mar 7, 2014 at 10:05 AM, Thomas Graf tg...@redhat.com wrote:
On 03/07/2014 06:19 PM, Pravin Shelar wrote:
On Fri, Mar 7, 2014 at 7:58 AM, Thomas Graf tg...@redhat.com wrote:
On 03/07/2014 05:46 AM, Pravin Shelar wrote:
But I found bug in datapath user-space queue code. I am
On Thu, Mar 6, 2014 at 9:09 AM, Zoltan Kiss wrote:
> Do you have any feedback on this? I'm also adding KVM list as they might be
> interested in this.
>
> Zoli
>
>
> On 28/02/14 19:16, Zoltan Kiss wrote:
>>
>> The kernel datapath now switched to zerocopy Netlink messages, but that
>> also
>>
On Thu, Mar 6, 2014 at 9:09 AM, Zoltan Kiss zoltan.k...@citrix.com wrote:
Do you have any feedback on this? I'm also adding KVM list as they might be
interested in this.
Zoli
On 28/02/14 19:16, Zoltan Kiss wrote:
The kernel datapath now switched to zerocopy Netlink messages, but that
On Thu, Feb 27, 2014 at 2:10 PM, Zoltan Kiss wrote:
> The megaflow feature introduced per-CPU stats, and the new code did some
> refactoring as well [1]. However the new functions doesn't disable bottom
> halves
> when locking the stat, and as they can be called from userspace context, they
>
On Thu, Feb 27, 2014 at 2:10 PM, Zoltan Kiss zoltan.k...@citrix.com wrote:
The megaflow feature introduced per-CPU stats, and the new code did some
refactoring as well [1]. However the new functions doesn't disable bottom
halves
when locking the stat, and as they can be called from userspace
Jesse is on vacation. So I applied it to ovs master.
Thanks.
On Tue, Feb 18, 2014 at 3:15 PM, David Miller wrote:
> From: Joe Perches
> Date: Tue, 18 Feb 2014 11:15:45 -0800
>
>> It's slightly smaller/faster for some architectures.
>>
>> Signed-off-by: Joe Perches
>
> I'll let Jesse take this
Jesse is on vacation. So I applied it to ovs master.
Thanks.
On Tue, Feb 18, 2014 at 3:15 PM, David Miller da...@davemloft.net wrote:
From: Joe Perches j...@perches.com
Date: Tue, 18 Feb 2014 11:15:45 -0800
It's slightly smaller/faster for some architectures.
Signed-off-by: Joe Perches
On Tue, Jul 16, 2013 at 12:53 PM, Joseph Salisbury
wrote:
> On 07/16/2013 02:29 PM, Pravin Shelar wrote:
>> On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
>> wrote:
>>> Hi Pravin,
>>>
>>> A bug was opened against the Ubuntu kernel[0]. After a kern
On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
wrote:
> Hi Pravin,
>
> A bug was opened against the Ubuntu kernel[0]. After a kernel bisect,
> it was found that reverting the following commit resolved this bug:
>
> commit ec5f061564238892005257c83565a0b58ec79295
> Author: Pravin B Shelar
>
On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
joseph.salisb...@canonical.com wrote:
Hi Pravin,
A bug was opened against the Ubuntu kernel[0]. After a kernel bisect,
it was found that reverting the following commit resolved this bug:
commit ec5f061564238892005257c83565a0b58ec79295
On Tue, Jul 16, 2013 at 12:53 PM, Joseph Salisbury
joseph.salisb...@canonical.com wrote:
On 07/16/2013 02:29 PM, Pravin Shelar wrote:
On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
joseph.salisb...@canonical.com wrote:
Hi Pravin,
A bug was opened against the Ubuntu kernel[0]. After
On Thu, May 30, 2013 at 2:14 PM, Joao Correia
wrote:
> On Thu, May 30, 2013 at 5:48 PM, Pravin Shelar wrote:
>> On Wed, May 29, 2013 at 12:53 PM, Joao Correia
>> wrote:
>>> On Wed, May 29, 2013 at 7:59 PM, Pravin Shelar wrote:
>>>>
>>>> On Wed, M
On Wed, May 29, 2013 at 12:53 PM, Joao Correia
wrote:
> On Wed, May 29, 2013 at 7:59 PM, Pravin Shelar wrote:
>>
>> On Wed, May 29, 2013 at 4:37 AM, Joao Correia
>> wrote:
>> > Hello list
>> >
>> > While trying the rc's for 3.10, i've stumbled up
On Wed, May 29, 2013 at 12:53 PM, Joao Correia
joaomiguelcorr...@gmail.com wrote:
On Wed, May 29, 2013 at 7:59 PM, Pravin Shelar pshe...@nicira.com wrote:
On Wed, May 29, 2013 at 4:37 AM, Joao Correia
joaomiguelcorr...@gmail.com wrote:
Hello list
While trying the rc's for 3.10, i've
On Thu, May 30, 2013 at 2:14 PM, Joao Correia
joaomiguelcorr...@gmail.com wrote:
On Thu, May 30, 2013 at 5:48 PM, Pravin Shelar pshe...@nicira.com wrote:
On Wed, May 29, 2013 at 12:53 PM, Joao Correia
joaomiguelcorr...@gmail.com wrote:
On Wed, May 29, 2013 at 7:59 PM, Pravin Shelar pshe
On Wed, May 29, 2013 at 4:37 AM, Joao Correia
wrote:
> Hello list
>
> While trying the rc's for 3.10, i've stumbled upon a problem where
> networking does not work at all. Iptables will show packet counts going up,
> but nothing actually reaches the programs.
>
> I'm running fedora under hyper-v
On Wed, May 29, 2013 at 4:37 AM, Joao Correia
joaomiguelcorr...@gmail.com wrote:
Hello list
While trying the rc's for 3.10, i've stumbled upon a problem where
networking does not work at all. Iptables will show packet counts going up,
but nothing actually reaches the programs.
I'm running
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