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| author | Christoph Hellwig <hch@lst.de> | 2022-05-05 22:11:09 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-05-16 17:17:32 +0200 |
| commit | 36e8c62273aaa1cb72919212356f2e75e04bcf3c (patch) | |
| tree | ee1c9815f3f74e681a35d0c2db0b4273beecf4b3 /fs/btrfs/inode.c | |
| parent | btrfs: zoned: zone finish unused block group (diff) | |
| download | linux-36e8c62273aaa1cb72919212356f2e75e04bcf3c.tar.xz linux-36e8c62273aaa1cb72919212356f2e75e04bcf3c.zip | |
btrfs: add a btrfs_dio_rw wrapper
Add a wrapper around iomap_dio_rw that keeps the direct I/O internals
isolated in inode.c.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/btrfs/inode.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 63f71b3097d8..eb951ac52d22 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -8155,15 +8155,21 @@ out_err: btrfs_dio_private_put(dip); } -const struct iomap_ops btrfs_dio_iomap_ops = { +static const struct iomap_ops btrfs_dio_iomap_ops = { .iomap_begin = btrfs_dio_iomap_begin, .iomap_end = btrfs_dio_iomap_end, }; -const struct iomap_dio_ops btrfs_dio_ops = { +static const struct iomap_dio_ops btrfs_dio_ops = { .submit_io = btrfs_submit_direct, }; +ssize_t btrfs_dio_rw(struct kiocb *iocb, struct iov_iter *iter, size_t done_before) +{ + return iomap_dio_rw(iocb, iter, &btrfs_dio_iomap_ops, &btrfs_dio_ops, + IOMAP_DIO_PARTIAL, done_before); +} + static int btrfs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, u64 start, u64 len) { |