From a4b47d62c5018e81e2b8ee9843d8a8268e886d25 Mon Sep 17 00:00:00 2001 From: Stefan Richter Date: Sun, 27 Jan 2008 22:32:22 +0100 Subject: [PATCH] ieee1394: sbp2: relax SCSI DMA alignment Signed-off-by: Stefan Richter --- drivers/ieee1394/sbp2.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index f53f72daae3..5f713a01f04 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -1985,11 +1985,8 @@ 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); + /* SBP-2 requires quadlet alignment of the data buffers. */ + blk_queue_update_dma_alignment(sdev->request_queue, 4 - 1); if (lu->workarounds & SBP2_WORKAROUND_INQUIRY_36) sdev->inquiry_len = 36; -- 2.20.1