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-rw-r--r--include/linux/blkdev.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 2f7b43444c5f..2556fcdb645b 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1365,6 +1365,11 @@ static inline int queue_dma_alignment(const struct request_queue *q)
return q ? q->dma_alignment : 511;
}
+static inline unsigned int bdev_dma_alignment(struct block_device *bdev)
+{
+ return queue_dma_alignment(bdev_get_queue(bdev));
+}
+
static inline int blk_rq_aligned(struct request_queue *q, unsigned long addr,
unsigned int len)
{