From: Christoph Hellwig <hch@lst.de>
To: axboe@kernel.dk
Cc: linux-block@vger.kernel.org
Subject: [PATCH] block: add a loff_t cast to bdev_nr_bytes
Date: Thu, 4 Nov 2021 18:20:37 +0100 [thread overview]
Message-ID: <20211104172037.531803-1-hch@lst.de> (raw)
Not really needed as both loff_t and sector_t are always 64-bits wide,
but this documents the different types a bit better.
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
include/linux/genhd.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 59eabbc3a36b7..462634b4b48fb 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -250,7 +250,7 @@ static inline sector_t bdev_nr_sectors(struct block_device *bdev)
static inline loff_t bdev_nr_bytes(struct block_device *bdev)
{
- return bdev_nr_sectors(bdev) << SECTOR_SHIFT;
+ return (loff_t)bdev_nr_sectors(bdev) << SECTOR_SHIFT;
}
static inline sector_t get_capacity(struct gendisk *disk)
--
2.30.2
next reply other threads:[~2021-11-04 17:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-04 17:20 Christoph Hellwig [this message]
2021-11-04 17:28 ` [PATCH] block: add a loff_t cast to bdev_nr_bytes Jens Axboe
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