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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-07-04 09:30:03 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-07-04 09:52:13 +0200
commit27f8221af406e43b529a5425bc99c9b1e9bdf521 (patch)
tree6e847b9359327449b77d4b6350cc9d44fd9208b6 /drivers/ata
parent2610324fcacf38a24b630090ebcb802538763187 (diff)
block: add blk_queue_update_dma_pad
This adds blk_queue_update_dma_pad to prevent LLDs from overwriting the dma pad mask wrongly (we added blk_queue_update_dma_alignment due to the same reason). This also converts libata to use blk_queue_update_dma_pad instead of blk_queue_dma_pad. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Tejun Heo <htejun@gmail.com> Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-scsi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 57a43649a46..499ccc628d8 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -885,7 +885,8 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
/* set the min alignment and padding */
blk_queue_update_dma_alignment(sdev->request_queue,
ATA_DMA_PAD_SZ - 1);
- blk_queue_dma_pad(sdev->request_queue, ATA_DMA_PAD_SZ - 1);
+ blk_queue_update_dma_pad(sdev->request_queue,
+ ATA_DMA_PAD_SZ - 1);
/* configure draining */
buf = kmalloc(ATAPI_MAX_DRAIN, q->bounce_gfp | GFP_KERNEL);