From: Stefan Richter Date: Sun, 27 Jan 2008 21:31:27 +0000 (+0100) Subject: firewire: fw-sbp2: relax SCSI DMA alignment X-Git-Tag: v2.6.26-rc1~17^2~31 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8ac3a47cab32e5e5a40de4bc210b5b0063bf6e84;p=platform%2Fkernel%2Flinux-3.10.git firewire: fw-sbp2: relax SCSI DMA alignment Signed-off-by: Stefan Richter --- diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index c7aba5c..ea62e82 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;