linux-kernel - Re: [PATCH v2] mm: dmapool: use provided gfp flags for all dma_alloc

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Message-ID: <20130115201940.GD25500@titan.lakedaemon.net>
Date:	Tue, 15 Jan 2013 15:19:40 -0500
From:	Jason Cooper <jason@...edaemon.net>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Soeren Moch <smoch@....de>, Greg KH <gregkh@...uxfoundation.org>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Andrew Lunn <andrew@...n.ch>, Arnd Bergmann <arnd@...db.de>,
	Michal Hocko <mhocko@...e.cz>, linux-kernel@...r.kernel.org,
	linaro-mm-sig@...ts.linaro.org, linux-mm@...ck.org,
	Kyungmin Park <kyungmin.park@...sung.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mgorman@...e.de>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] mm: dmapool: use provided gfp flags for all
 dma_alloc_coherent() calls

On Tue, Jan 15, 2013 at 09:05:50PM +0100, Sebastian Hesselbarth wrote:
> If we look for a mem leak in one of the above drivers (including sata_mv),
> is there an easy way to keep track of allocated and freed kernel memory?

I'm inclined to think sata_mv is not the cause here, as there are many
heavy users of it without error reports.  The only thing different here
are the three usb dvb dongles.

thx,

Jason.
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