On 2017年02月19日 13:08, Michael S. Tsirkin wrote:
- oxdp_qp = vi->xdp_queue_pairs;
-
/* Changing the headroom in buffers is a disruptive operation because
* existing buffers must be flushed and reallocated. This will happen
* when a xdp program is initially added o
On Fri, Feb 17, 2017 at 03:30:51PM -0800, John Fastabend wrote:
> On 17-02-16 09:10 PM, Jason Wang wrote:
> >
> >
> > On 2017年02月17日 12:53, John Fastabend wrote:
> >> On 17-02-15 01:08 AM, Jason Wang wrote:
> >>> We set queues before reset which will cause a crash[1]. This is
> >>> because is_xdp
On Fri, Feb 17, 2017 at 01:10:08PM +0800, Jason Wang wrote:
>
>
> On 2017年02月17日 12:53, John Fastabend wrote:
> > On 17-02-15 01:08 AM, Jason Wang wrote:
> > > We set queues before reset which will cause a crash[1]. This is
> > > because is_xdp_raw_buffer_queue() depends on the old xdp queue pair
On 17-02-16 09:10 PM, Jason Wang wrote:
>
>
> On 2017年02月17日 12:53, John Fastabend wrote:
>> On 17-02-15 01:08 AM, Jason Wang wrote:
>>> We set queues before reset which will cause a crash[1]. This is
>>> because is_xdp_raw_buffer_queue() depends on the old xdp queue pairs
>>> number to do the co
On 2017年02月17日 12:53, John Fastabend wrote:
On 17-02-15 01:08 AM, Jason Wang wrote:
We set queues before reset which will cause a crash[1]. This is
because is_xdp_raw_buffer_queue() depends on the old xdp queue pairs
number to do the correct detection. So fix this by:
- set queues after reset
On 17-02-15 01:08 AM, Jason Wang wrote:
> We set queues before reset which will cause a crash[1]. This is
> because is_xdp_raw_buffer_queue() depends on the old xdp queue pairs
> number to do the correct detection. So fix this by:
>
> - set queues after reset, to keep the old vi->curr_queue_pairs.
On Wed, Feb 15, 2017 at 05:08:09PM +0800, Jason Wang wrote:
> We set queues before reset which will cause a crash[1]. This is
> because is_xdp_raw_buffer_queue() depends on the old xdp queue pairs
> number to do the correct detection. So fix this by:
>
> - set queues after reset, to keep the old v
We set queues before reset which will cause a crash[1]. This is
because is_xdp_raw_buffer_queue() depends on the old xdp queue pairs
number to do the correct detection. So fix this by:
- set queues after reset, to keep the old vi->curr_queue_pairs. (in
fact setting queues before reset does not w
