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authorPavel Begunkov <asml.silence@gmail.com>2021-10-20 22:00:50 +0300
committerJens Axboe <axboe@kernel.dk>2021-10-21 17:27:17 +0300
commit6549a874fb65e7ad4885d066ec314191cc137b52 (patch)
tree3b4dd35a7e17c73aef59bb7e0909013d4ab0b207 /block/fops.c
parent179ae84f7ef5225e03cd29cb9a75f6e90d2d7388 (diff)
downloadlinux-6549a874fb65e7ad4885d066ec314191cc137b52.tar.xz
block: convert fops.c magic constants to SHIFT_SECTOR
Don't use shifting by a magic number 9 but replace with a more descriptive SHIFT_SECTOR. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/068782b9f7e97569fb59a99529b23bb17ea4c5e2.1634755800.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/fops.c')
-rw-r--r--block/fops.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/block/fops.c b/block/fops.c
index 8f733c919ed1..396537598e3e 100644
--- a/block/fops.c
+++ b/block/fops.c
@@ -76,7 +76,7 @@ static ssize_t __blkdev_direct_IO_simple(struct kiocb *iocb,
bio_init(&bio, vecs, nr_pages);
bio_set_dev(&bio, bdev);
- bio.bi_iter.bi_sector = pos >> 9;
+ bio.bi_iter.bi_sector = pos >> SECTOR_SHIFT;
bio.bi_write_hint = iocb->ki_hint;
bio.bi_private = current;
bio.bi_end_io = blkdev_bio_end_io_simple;
@@ -225,7 +225,7 @@ static ssize_t __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
for (;;) {
bio_set_dev(bio, bdev);
- bio->bi_iter.bi_sector = pos >> 9;
+ bio->bi_iter.bi_sector = pos >> SECTOR_SHIFT;
bio->bi_write_hint = iocb->ki_hint;
bio->bi_private = dio;
bio->bi_end_io = blkdev_bio_end_io;
@@ -565,16 +565,18 @@ static long blkdev_fallocate(struct file *file, int mode, loff_t start,
switch (mode) {
case FALLOC_FL_ZERO_RANGE:
case FALLOC_FL_ZERO_RANGE | FALLOC_FL_KEEP_SIZE:
- error = blkdev_issue_zeroout(bdev, start >> 9, len >> 9,
- GFP_KERNEL, BLKDEV_ZERO_NOUNMAP);
+ error = blkdev_issue_zeroout(bdev, start >> SECTOR_SHIFT,
+ len >> SECTOR_SHIFT, GFP_KERNEL,
+ BLKDEV_ZERO_NOUNMAP);
break;
case FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE:
- error = blkdev_issue_zeroout(bdev, start >> 9, len >> 9,
- GFP_KERNEL, BLKDEV_ZERO_NOFALLBACK);
+ error = blkdev_issue_zeroout(bdev, start >> SECTOR_SHIFT,
+ len >> SECTOR_SHIFT, GFP_KERNEL,
+ BLKDEV_ZERO_NOFALLBACK);
break;
case FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE | FALLOC_FL_NO_HIDE_STALE:
- error = blkdev_issue_discard(bdev, start >> 9, len >> 9,
- GFP_KERNEL, 0);
+ error = blkdev_issue_discard(bdev, start >> SECTOR_SHIFT,
+ len >> SECTOR_SHIFT, GFP_KERNEL, 0);
break;
default:
error = -EOPNOTSUPP;