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-rw-r--r--drivers/ieee1394/sbp2.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index b83d254bc86..1eda11abeb1 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -1963,6 +1963,12 @@ static int sbp2scsi_slave_alloc(struct scsi_device *sdev)
lu->sdev = sdev;
sdev->allow_restart = 1;
+ /*
+ * Update the dma alignment (minimum alignment requirements for
+ * start and end of DMA transfers) to be a sector
+ */
+ blk_queue_update_dma_alignment(sdev->request_queue, 511);
+
if (lu->workarounds & SBP2_WORKAROUND_INQUIRY_36)
sdev->inquiry_len = 36;
return 0;