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

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Date:	Tue, 21 Apr 2009 10:34:30 -0700
From:	Roland Dreier <rdreier@...co.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

 > +	queue->queue_pages = kmalloc(nr_of_pages * sizeof(void *), GFP_KERNEL);

How big might this buffer be?  Any chance of allocation failure due to
memory fragmentation?

 - R.
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