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Message-ID: <20240515090904.477c6b5f@wsk>
Date: Wed, 15 May 2024 09:09:04 +0200
From: Lukasz Majewski <lukma@...x.de>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org, Paolo Abeni
<pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>, Vladimir Oltean
<olteanv@...il.com>, "David S. Miller" <davem@...emloft.net>, Oleksij
Rempel <o.rempel@...gutronix.de>, Tristram.Ha@...rochip.com, Ravi
Gunasekaran <r-gunasekaran@...com>, Simon Horman <horms@...nel.org>, Nikita
Zhandarovich <n.zhandarovich@...tech.ru>, Murali Karicheri
<m-karicheri2@...com>, Arvid Brodin <Arvid.Brodin@...n.com>, Dan Carpenter
<dan.carpenter@...aro.org>, "Ricardo B. Marliere" <ricardo@...liere.net>,
Casper Andersson <casper.casan@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: hsr: Setup and delete proxy prune timer only when
RedBox is enabled
Hi Sebastian,
> On 2024-05-14 11:13:06 [+0200], Lukasz Majewski wrote:
> > The timer for removing entries in the ProxyNodeTable shall be only
> > active when the HSR driver works as RedBox (HSR-SAN).
> >
> > Moreover, the obsolete del_timer_sync() is replaced with
> > timer_delete_sync().
> >
> > This patch improves fix from commit 3c668cef61ad
> > ("net: hsr: init prune_proxy_timer sooner") as the prune node
> > timer shall be setup only when HSR RedBox is supported in the node.
> >
>
> Is it problematic to init/ delete the timer in non-redbox mode? It
> looks easier and it is not a hotpath.
My concern is only with resource allocation - when RedBox is not
enabled the resources for this particular, not used timer are allocated
anyway.
If this can be omitted - then we can drop the patch.
>
> > Signed-off-by: Lukasz Majewski <lukma@...x.de>
>
> Sebastian
Best regards,
Lukasz Majewski
--
DENX Software Engineering GmbH, Managing Director: Erika Unter
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@...x.de
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