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(parent: 70903a9) | patch
s390/pci: ensure page aligned dma start address
authorSebastian Ott <sebott@linux.vnet.ibm.com>
Fri, 3 Jun 2016 17:03:12 +0000 (19:03 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 13 Jun 2016 13:58:24 +0000 (15:58 +0200)
commit87c5cd316e368c734e46e192c172e6d3091a7e7e
tree832d2f102483e81b12ab2c0461cfcf8d5d61e1detree | snapshot
parent70903a98ba0b10a3091b9c04647945554a2ec2c9commit | diff
s390/pci: ensure page aligned dma start address

We don't have an architectural guarantee on the value of
the dma offset but rely on it to be at least page aligned.
Enforce page alignemt of start_dma.

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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