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(parent: a9be675) | patch
s390/pci_dma: improve debugging of errors during dma map
authorSebastian Ott <sebott@linux.vnet.ibm.com>
Mon, 26 Oct 2015 10:20:44 +0000 (11:20 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 9 Nov 2015 08:10:49 +0000 (09:10 +0100)
commitdd75e71987e921eb3a5953ef32610e1b34f9724b
tree35b734de0905dc0849a4d65daa5fd450ed3c1fb2tree | snapshot
parenta9be675b430e8c0a604c71d218198e0f48236ae8commit | diff
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>
arch/s390/pci/pci_dma.c diff | blob | history
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