netdev - Re: [PATCH net-next v3 09/13] net: page_pool: report amount of memory held by page pools

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Message-ID: <CANn89i+tKrfZwB_MdY7d44_1yMW7HvNsX=Btwq-MaN9Os0Fphw@mail.gmail.com>
Date: Wed, 22 Nov 2023 17:20:31 +0100
From: Eric Dumazet <edumazet@...gle.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net, netdev@...r.kernel.org, pabeni@...hat.com, 
	almasrymina@...gle.com, hawk@...nel.org, ilias.apalodimas@...aro.org, 
	dsahern@...il.com, dtatulea@...dia.com, willemb@...gle.com
Subject: Re: [PATCH net-next v3 09/13] net: page_pool: report amount of memory
 held by page pools

On Wed, Nov 22, 2023 at 5:03 PM Jakub Kicinski <kuba@...nel.org> wrote:
>
> On Wed, 22 Nov 2023 11:16:48 +0100 Eric Dumazet wrote:
> > > +      -
> > > +        name: inflight-mem
> > > +        type: uint
> >
> > 4GB limit seems small, should not we make this 64bit right away ?
>
> Yes, uint is my magic auto-sized integer which can be either 32b or 64b
> depending on the value. See commit 374d345d9b5e and 7d4caf54d2e.

Ah, nice ;)