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| author | Keith Busch <kbusch@kernel.org> | 2022-11-14 10:35:32 -0800 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2022-11-14 10:35:32 -0800 |
| commit | f1bd37a4735286585751dbd9db330b48525cb193 (patch) | |
| tree | 1a2f682d0216f8070b2f79143103dc79a3acd8f2 /fs | |
| parent | f0c4d9fc9cc9462659728d168387191387e903cc (diff) | |
| download | linux-f1bd37a4735286585751dbd9db330b48525cb193.tar.gz linux-f1bd37a4735286585751dbd9db330b48525cb193.tar.bz2 linux-f1bd37a4735286585751dbd9db330b48525cb193.zip | |
iomap: directly use logical block size
Don't transform the logical block size to a bit shift only to shift it
back to the original block size. Just use the size.
Cc: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/iomap/direct-io.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c index 4eb559a16c9e..9804714b1751 100644 --- a/fs/iomap/direct-io.c +++ b/fs/iomap/direct-io.c @@ -240,7 +240,6 @@ static loff_t iomap_dio_bio_iter(const struct iomap_iter *iter, { const struct iomap *iomap = &iter->iomap; struct inode *inode = iter->inode; - unsigned int blkbits = blksize_bits(bdev_logical_block_size(iomap->bdev)); unsigned int fs_block_size = i_blocksize(inode), pad; loff_t length = iomap_length(iter); loff_t pos = iter->pos; @@ -252,7 +251,7 @@ static loff_t iomap_dio_bio_iter(const struct iomap_iter *iter, size_t copied = 0; size_t orig_count; - if ((pos | length) & ((1 << blkbits) - 1) || + if ((pos | length) & (bdev_logical_block_size(iomap->bdev) - 1) || !bdev_iter_is_aligned(iomap->bdev, dio->submit.iter)) return -EINVAL; |