netdev - Re: [PATCH 03/21] RDS: Congestion-handling code

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Message-ID: <20090127131049.GE2646@ioremap.net>
Date:	Tue, 27 Jan 2009 16:10:49 +0300
From:	Evgeniy Polyakov <zbr@...emap.net>
To:	Andy Grover <andy.grover@...cle.com>
Cc:	rdreier@...co.com, rds-devel@....oracle.com,
	general@...ts.openfabrics.org, netdev@...r.kernel.org
Subject: Re: [PATCH 03/21] RDS: Congestion-handling code

On Mon, Jan 26, 2009 at 06:17:40PM -0800, Andy Grover (andy.grover@...cle.com) wrote:
> +/*
> + * Yes, a global lock.  It's used so infrequently that it's worth keeping it
> + * global to simplify the locking.  It's only used in the following
> + * circumstances:
> + *
> + *  - on connection buildup to associate a conn with its maps

Is this a rare condition? Is this protocol only intended for the
long-living connections and is not suitable for the cases when lots of
them are created and teared down quickly?

-- 
	Evgeniy Polyakov
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