diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-11-29 13:21:59 +0300 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2021-12-04 19:58:54 +0300 |
| commit | cd913c76f489def1a388e3a5b10df94948ede3f5 (patch) | |
| tree | d144a96b23dd0ea4064702c2f5e06d4fe6258680 /fs/erofs/internal.h | |
| parent | 952da06375c8f3aa58474fff718d9ae8442531b9 (diff) | |
| download | linux-cd913c76f489def1a388e3a5b10df94948ede3f5.tar.xz | |
dax: return the partition offset from fs_dax_get_by_bdev
Prepare for the removal of the block_device from the DAX I/O path by
returning the partition offset from fs_dax_get_by_bdev so that the file
systems have it at hand for use during I/O.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20211129102203.2243509-26-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'fs/erofs/internal.h')
| -rw-r--r-- | fs/erofs/internal.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index 3265688af7f9..c1e65346e9f1 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -51,6 +51,7 @@ struct erofs_device_info { char *path; struct block_device *bdev; struct dax_device *dax_dev; + u64 dax_part_off; u32 blocks; u32 mapped_blkaddr; @@ -109,6 +110,7 @@ struct erofs_sb_info { #endif /* CONFIG_EROFS_FS_ZIP */ struct erofs_dev_context *devs; struct dax_device *dax_dev; + u64 dax_part_off; u64 total_blocks; u32 primarydevice_blocks; |