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authorStefan Richter <stefanr@s5r6.in-berlin.de>2008-01-27 22:31:27 +0100
committerStefan Richter <stefanr@s5r6.in-berlin.de>2008-04-18 17:55:32 +0200
commit8ac3a47cab32e5e5a40de4bc210b5b0063bf6e84 (patch)
tree0bbc0b630c25f5d326db973e4bb103393fe69b88 /drivers/firewire
parent1dc3bea78b6cd71c2017aa5da076684c049d8b98 (diff)
firewire: fw-sbp2: relax SCSI DMA alignment
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/firewire')
-rw-r--r--drivers/firewire/fw-sbp2.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index c7aba5cff5d..ea62e825a3b 100644
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -1518,11 +1518,8 @@ static int sbp2_scsi_slave_alloc(struct scsi_device *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);
+ /* SBP-2 requires quadlet alignment of the data buffers. */
+ blk_queue_update_dma_alignment(sdev->request_queue, 4 - 1);
if (lu->tgt->workarounds & SBP2_WORKAROUND_INQUIRY_36)
sdev->inquiry_len = 36;