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dma-debug: add a check dma memory leaks
author
Joerg Roedel
<joerg.roedel@amd.com>
Mon, 16 Mar 2009 16:32:14 +0000
(17:32 +0100)
committer
Joerg Roedel
<joerg.roedel@amd.com>
Tue, 17 Mar 2009 11:56:49 +0000
(12:56 +0100)
Impact: allow architectures to monitor busses for dma mem leakage
This patch adds checking code to detect if a device has pending DMA
operations when it is about to be unbound from its device driver.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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