From: Jakub Kicinski <kuba@kernel.org>
To: linux@weissschuh.net
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Robert Marko <robimarko@gmail.com>
Subject: Re: [PATCH net-next] net: generalize calculation of skb extensions length
Date: Wed, 23 Aug 2023 07:53:18 -0700 [thread overview]
Message-ID: <20230823075318.4860cebc@kernel.org> (raw)
In-Reply-To: <1e1dde74-edc6-4306-9b1b-0a1b5a658b67@weissschuh.net>
On Wed, 23 Aug 2023 10:14:48 +0200 (GMT+02:00) linux@weissschuh.net
wrote:
> > Could you include more info about the compiler versions you tried
> > and maybe some objdump? We'll have to take your word for it getting
> > optimized out, would be great if we had more proof in the commit msg.
> > --
> > pw-bot: cr
>
> Thanks for the feedback.
> I'll send a v2 with more background soon.
>
> On the other hand this function is only ever
> executed once, so even if it is slightly inefficient
> it shouldn't matter.
Oh you're right, somehow I thought it was for every alloc.
You can mention it's only run at init in the commit msg if
that's easier.
next prev parent reply other threads:[~2023-08-23 14:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-22 6:51 [PATCH net-next] net: generalize calculation of skb extensions length Thomas Weißschuh
2023-08-23 1:46 ` Jakub Kicinski
2023-08-23 8:14 ` linux
2023-08-23 14:53 ` Jakub Kicinski [this message]
2023-08-24 13:02 ` Sabrina Dubroca
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