From: Shannon Nelson <shannon.nelson@intel.com>
Date: Thu, 18 Oct 2007 10:07:13 +0000 (-0700)
Subject: I/OAT: clean up of dca provider start and stop
X-Git-Tag: v2.6.24-rc1~299
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dfe2299e7b35a0adfc87f04d3e725ccc508d7626;p=pandora-kernel.git

I/OAT: clean up of dca provider start and stop

Don't start ioat_dca if ioat_dma didn't start, and then stop ioat_dca
before stopping ioat_dma.  Since the ioat_dma side does the pci device
work, This takes care of ioat_dca trying to use a bad device reference.

Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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