netdev - Re: [RFC v3 3/6] can: make struct proto const

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Message-ID: <1300227556.2565.9.camel@edumazet-laptop>
Date:	Tue, 15 Mar 2011 23:19:16 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Oliver Hartkopp <socketcan@...tkopp.net>
Cc:	Kurt Van Dijck <kurt.van.dijck@....be>,
	socketcan-core@...ts.berlios.de, netdev@...r.kernel.org
Subject: Re: [RFC v3 3/6] can: make struct proto const

Le mardi 15 mars 2011 à 22:28 +0100, Oliver Hartkopp a écrit :

> Hello Eric,
> 
> the RCU code in phonet is worth to consider. But loading and removing of
> protocols is far away from being a hot path ... what would be the advantages
> to move to RCU here?
> 

can_create() could avoid taking the spinlock.

I have no idea if its a critical path, I guess not.


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