[PATCH v4 2/5] blk-integrity: take u64 in bio_integrity_intervals()

[Caleb Sander Mateos <csander@purestorage.com>]

To allow bio_integrity_intervals() to convert an absolute sector to an
absolute integrity interval, use u64 for its argument and return types.
Also use SECTOR_SHIFT instead of the magic constant 9.

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
Reviewed-by: Anuj Gupta <anuj20.g@samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 include/linux/blk-integrity.h | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/include/linux/blk-integrity.h b/include/linux/blk-integrity.h
index b1b530613c34..825d777c078b 100644
--- a/include/linux/blk-integrity.h
+++ b/include/linux/blk-integrity.h
@@ -64,23 +64,23 @@ queue_max_integrity_segments(const struct request_queue *q)
 {
 	return q->limits.max_integrity_segments;
 }
 
 /**
- * bio_integrity_intervals - Return number of integrity intervals for a bio
+ * bio_integrity_intervals - Convert sectors to integrity intervals
  * @bi:		blk_integrity profile for device
- * @sectors:	Size of the bio in 512-byte sectors
+ * @sectors:	Number of 512-byte sectors
  *
  * Description: The block layer calculates everything in 512 byte
  * sectors but integrity metadata is done in terms of the data integrity
  * interval size of the storage device.  Convert the block layer sectors
  * to the appropriate number of integrity intervals.
  */
-static inline unsigned int bio_integrity_intervals(struct blk_integrity *bi,
-						   unsigned int sectors)
+static inline u64 bio_integrity_intervals(const struct blk_integrity *bi,
+					  u64 sectors)
 {
-	return sectors >> (bi->interval_exp - 9);
+	return sectors >> (bi->interval_exp - SECTOR_SHIFT);
 }
 
 static inline unsigned int bio_integrity_bytes(struct blk_integrity *bi,
 					       unsigned int sectors)
 {
@@ -151,12 +151,12 @@ static inline unsigned short
 queue_max_integrity_segments(const struct request_queue *q)
 {
 	return 0;
 }
 
-static inline unsigned int bio_integrity_intervals(struct blk_integrity *bi,
-						   unsigned int sectors)
+static inline u64 bio_integrity_intervals(const struct blk_integrity *bi,
+					  u64 sectors)
 {
 	return 0;
 }
 
 static inline unsigned int bio_integrity_bytes(struct blk_integrity *bi,
-- 
2.54.0