diff options
| author | Goldwyn Rodrigues <rgoldwyn@suse.com> | 2020-09-24 11:39:12 -0500 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-12-08 15:53:45 +0100 |
| commit | 4e4cabece9f9c6b8dde8baf8f81e90222aa4989b (patch) | |
| tree | 3ff922a482b6408d5a5aa841a61bdabad636e37b /fs/btrfs/ctree.h | |
| parent | 3d8cc17a0561dc4c037ede4886d7975009075d6d (diff) | |
btrfs: split btrfs_direct_IO to read and write
The read and write DIO don't have anything in common except for the
call to iomap_dio_rw. Extract the write call into a new function to get
rid of conditional statements for direct write.
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 39e4c35e965a..5244400d5c23 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -28,6 +28,7 @@ #include <linux/dynamic_debug.h> #include <linux/refcount.h> #include <linux/crc32c.h> +#include <linux/iomap.h> #include "extent-io-tree.h" #include "extent_io.h" #include "extent_map.h" @@ -3065,7 +3066,9 @@ int btrfs_writepage_cow_fixup(struct page *page, u64 start, u64 end); void btrfs_writepage_endio_finish_ordered(struct page *page, u64 start, u64 end, int uptodate); extern const struct dentry_operations btrfs_dentry_operations; -ssize_t btrfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter); +extern const struct iomap_ops btrfs_dio_iomap_ops; +extern const struct iomap_dio_ops btrfs_dio_ops; +extern const struct iomap_dio_ops btrfs_sync_dops; /* ioctl.c */ long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg); |