Re: ICE + XSK ZC - page faults on 6.1 LTS when process exits?

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On 05/09/2024 13:50, Alasdair McWilliam wrote:


>> We've been working recently on somewhat related issues and it looks like
>> not every commit from [0] has been backported.
>>
>> $ git log --oneline v6.1.103..v6.1.104 drivers/net/ethernet/intel/ice/
>> 5a80b682e3e1 ice: add missing WRITE_ONCE when clearing ice_rx_ring::xdp_prog
>> 8782f0fcb19d ice: replace synchronize_rcu with synchronize_net
>> 15115033f056 ice: don't busy wait for Rx queue disable in ice_qp_dis()
>> 3dbc58774e58 ice: respect netif readiness in AF_XDP ZC related ndo's
>>
>> can you apply the rest of it on top of 6.1.107 and see the result?


> 
> The first one I've attempted doesn't apply cleanly to 6.1.107.
> 
> Eg: d59227179949 ("ice: modify error handling when setting XSK pool in
> ndo_bpf"). The above looks to have been based on code from around 6.8 or
> 6.9 where the makeup of routines like ice_qp_ena() has changed. Looks
> like this happened around a292ba981324 ("ice: make ice_vsi_cfg_txq()
> static").
> 
> Should I try and apply a292ba981324 as well?
> 

Good evening,

I just wondered if there was perhaps any further feedback on the above.

Thanks in advance!
Alasdair.




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