ACK Re: [SRU][P][PATCH 0/1] gve: unlink old napi only if page pool exists

[Timo Aaltonen]

Tim Whisonant kirjoitti 8.4.2025 klo 3.13:
> BugLink: https://bugs.launchpad.net/bugs/2106281
> 
> SRU Justification:
> 
> [Impact]
> 
> gve: unlink old napi only if page pool exists
> 
> Commit de70981f295e ("gve: unlink old napi when stopping a queue using
> queue API") unlinks the old napi when stopping a queue. But this breaks
> QPL mode of the driver which does not use page pool. Fix this by checking
> that there's a page pool associated with the ring.
> 
> [Fix]
> 
> Plucky:   clean cherry pick from upstream
> Oracular: not affected
> Noble:    not affected
> Jammy:    not affected
> Focal:    not affected
> Bionic:   not affected
> Xenial:   not affected
> Trusty:   not affected
> 
> [Test Plan]
> 
> Compile and boot tested.
> 
> [Where problems could occur]
> 
> The change occurs in the gVNIC ethernet driver. Problems would affect
> the ring buffer processing logic for these devices.
> 
> Harshitha Ramamurthy (1):
>    gve: unlink old napi only if page pool exists
> 
>   drivers/net/ethernet/google/gve/gve_rx_dqo.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 

Acked-by: Timo Aaltonen <timo.aaltonen at canonical.com>

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t