netdev - Re: [PATCH v1 0/7] reverse ifq refcount

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Message-ID: <358f1bb5-d0c2-491e-ad56-4c2f512debfa@gmail.com>
Date: Thu, 6 Nov 2025 16:10:32 +0000
From: Pavel Begunkov <asml.silence@...il.com>
To: David Wei <dw@...idwei.uk>, io-uring@...r.kernel.org,
 netdev@...r.kernel.org
Cc: Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH v1 0/7] reverse ifq refcount

On 11/4/25 22:44, David Wei wrote:
> Reverse the refcount relationship between ifq and rings i.e. ring ctxs
> and page pool memory providers hold refs on an ifq instead of the other
> way around. This makes ifqs an independently refcounted object separate
> to rings.
> 
> This is split out from a larger patchset [1] that adds ifq sharing. It
> will be needed for both ifq export and import/sharing later. Split it
> out as to make dependency management easier.
> 
> [1]: https://lore.kernel.org/io-uring/20251103234110.127790-1-dw@davidwei.uk/

FWIW, if 1-3 are merged I can take the rest to the mix with
dependencies for David's work, but it should also be fine if
all 7 go into io_uring-6.19 there shouldn't be any conflicts.

-- 
Pavel Begunkov