Sebastian Ott 52d43d8184 s390/pci_dma: improve debugging of errors during dma map
Improve debugging to find out what went wrong during a failed
dma map/unmap operation.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2015-11-09 09:10:49 +01:00
..