On Tue, 27 May 2014, Amir Vadai wrote:
> On 5/26/2014 3:39 PM, Thomas Gleixner wrote:
> > Even if you'd solve that and have a callback in the driver, then the
> > callback never can restart the napi session directly. All it can do is
> > set a flag which needs to be checked in the RX path, right?
On 5/26/2014 3:39 PM, Thomas Gleixner wrote:
[...]
The rmap _IS_ instantiated by the driver, and both the driver and the
networking core know about it.
So it's not completely different consumers. Just because it's a
library does not mean it's disjunct from the code which uses it.
Aside of
On 5/26/2014 3:39 PM, Thomas Gleixner wrote:
[...]
The rmap _IS_ instantiated by the driver, and both the driver and the
networking core know about it.
So it's not completely different consumers. Just because it's a
library does not mean it's disjunct from the code which uses it.
Aside of
On Tue, 27 May 2014, Amir Vadai wrote:
On 5/26/2014 3:39 PM, Thomas Gleixner wrote:
Even if you'd solve that and have a callback in the driver, then the
callback never can restart the napi session directly. All it can do is
set a flag which needs to be checked in the RX path, right?
So
On Mon, 26 May 2014, Amir Vadai wrote:
> On 5/26/2014 2:34 PM, Thomas Gleixner wrote:
> > You are not describing what needs to be notified and why. Please
> > explain the details of that and how the RFS (whatever that is) and the
> > network driver are connected
> The goal of RFS is to increase
On 5/26/2014 2:34 PM, Thomas Gleixner wrote:
On Mon, 26 May 2014, Amir Vadai wrote:
On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap
On Mon, 26 May 2014, Amir Vadai wrote:
> On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
> > On Sun, 25 May 2014, Amir Vadai wrote:
> > > In order to do that, I need to add a new irq affinity notification
> > > callback (In addition to the existing cpu_rmap notification). For
> > > that I would like
On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap notification). For
that I would like to extend irq_set_affinity_notifier() to have a
notifier
On Sun, 25 May 2014, Amir Vadai wrote:
> In order to do that, I need to add a new irq affinity notification
> callback (In addition to the existing cpu_rmap notification). For
> that I would like to extend irq_set_affinity_notifier() to have a
> notifier call-chain instead of a single notifier
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap notification). For
that I would like to extend irq_set_affinity_notifier() to have a
notifier call-chain instead of a single notifier
On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap notification). For
that I would like to extend irq_set_affinity_notifier() to have a
notifier
On Mon, 26 May 2014, Amir Vadai wrote:
On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap notification). For
that I would like to extend
On 5/26/2014 2:34 PM, Thomas Gleixner wrote:
On Mon, 26 May 2014, Amir Vadai wrote:
On 5/26/2014 2:15 PM, Thomas Gleixner wrote:
On Sun, 25 May 2014, Amir Vadai wrote:
In order to do that, I need to add a new irq affinity notification
callback (In addition to the existing cpu_rmap
On Mon, 26 May 2014, Amir Vadai wrote:
On 5/26/2014 2:34 PM, Thomas Gleixner wrote:
You are not describing what needs to be notified and why. Please
explain the details of that and how the RFS (whatever that is) and the
network driver are connected
The goal of RFS is to increase datacache
On 5/25/2014 3:15 PM, Amir Vadai wrote:
Hi,
I'm working for Mellanox on mlx4_en NIC driver.
We need to be able to be notified on irq affinity changes.
This is because, during non-stop full bandwidth traffic, napi will poll
constantly and no interrupt will be fired. Because of that, even if the
On 5/25/2014 3:15 PM, Amir Vadai wrote:
Hi,
I'm working for Mellanox on mlx4_en NIC driver.
We need to be able to be notified on irq affinity changes.
This is because, during non-stop full bandwidth traffic, napi will poll
constantly and no interrupt will be fired. Because of that, even if the
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