linux-kernel - Re: [PATCH 1/3] IB/ehca: Replace vmalloc with kmalloc

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Message-Id: <1240931572.29485.77.camel@nimitz>
Date:	Tue, 28 Apr 2009 08:12:51 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	Stefan Roscher <ossrosch@...ux.vnet.ibm.com>
Cc:	LinuxPPC-Dev <linuxppc-dev@...abs.org>,
	LKML <linux-kernel@...r.kernel.org>,
	OF-EWG <ewg@...ts.openfabrics.org>,
	Roland Dreier <rolandd@...co.com>, fenkes@...ibm.com,
	raisch@...ibm.com, alexschm@...ibm.com, stefan.roscher@...ibm.com,
	hnguyen@...ibm.com
Subject: Re: [PATCH 1/3] IB/ehca: Replace vmalloc with kmalloc

On Tue, 2009-04-21 at 17:16 +0200, Stefan Roscher wrote:
> From: Anton Blanchard <antonb at au1.ibm.com>
> 
> To improve performance of driver ressource allocation,
> replace the vmalloc() call with kmalloc().

Just curious, but how big are these allocations?  Why was vmalloc() even
ever used if we know they'll be small?

-- Dave

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