diff options
Diffstat (limited to 'block/blk-lib.c')
| -rw-r--r-- | block/blk-lib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-lib.c b/block/blk-lib.c index e01adb5145b3..62240f8832ca 100644 --- a/block/blk-lib.c +++ b/block/blk-lib.c @@ -269,9 +269,9 @@ static int __blkdev_issue_write_zeroes(struct block_device *bdev, */ static unsigned int __blkdev_sectors_to_bio_pages(sector_t nr_sects) { - sector_t bytes = (nr_sects << 9) + PAGE_SIZE - 1; + sector_t pages = DIV_ROUND_UP_SECTOR_T(nr_sects, PAGE_SIZE / 512); - return min(bytes >> PAGE_SHIFT, (sector_t)BIO_MAX_PAGES); + return min(pages, (sector_t)BIO_MAX_PAGES); } /** |