netdev - Re: [PATCH linux-next] SUNRPC: rpcrdma_register_default_external: Dynamically allocate ib_phys

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Message-ID: <513CCED3.7080705@canonical.com>
Date:	Sun, 10 Mar 2013 12:20:03 -0600
From:	Tim Gardner <tim.gardner@...onical.com>
To:	Tom Tucker <tom@...ngridcomputing.com>
CC:	linux-kernel@...r.kernel.org,
	Trond Myklebust <Trond.Myklebust@...app.com>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	"David S. Miller" <davem@...emloft.net>, Tom Tucker <tom@....us>,
	Haggai Eran <haggaie@...lanox.com>,
	Or Gerlitz <ogerlitz@...lanox.com>,
	Shani Michaeli <shanim@...lanox.com>,
	linux-nfs@...r.kernel.org, netdev@...r.kernel.org,
	Steve Dickson <SteveD@...hat.com>
Subject: Re: [PATCH linux-next] SUNRPC: rpcrdma_register_default_external:
 Dynamically allocate ib_phys_buf

On 03/10/2013 11:16 AM, Tom Tucker wrote:
> 
> This is the result of 2773395b34883fe54418de188733a63bb38e0ad6. Steve
> might want to weigh in on this since it was done for performance reasons.
> 
> Tom
> 

It seems to me that the cost of a kmalloc()/kfree() is negligible
compared to network speeds.

rtg
-- 
Tim Gardner tim.gardner@...onical.com
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