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| author | Gao Xiang <hsiangkao@linux.alibaba.com> | 2024-09-05 11:30:31 +0200 |
|---|---|---|
| committer | Gao Xiang <hsiangkao@linux.alibaba.com> | 2024-09-10 09:26:36 +0200 |
| commit | ce63cb62d794c98c7631c2296fa845f2a8d0a4a1 (patch) | |
| tree | 4ccd496c1cb595729b01eef94aa3a848732345d8 /fs/erofs/internal.h | |
| parent | erofs: add file-backed mount support (diff) | |
| download | linux-ce63cb62d794c98c7631c2296fa845f2a8d0a4a1.tar.xz linux-ce63cb62d794c98c7631c2296fa845f2a8d0a4a1.zip | |
erofs: support unencoded inodes for fileio
Since EROFS only needs to handle read requests in simple contexts,
Just directly use vfs_iocb_iter_read() for data I/Os.
Reviewed-by: Sandeep Dhavale <dhavale@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20240905093031.2745929-1-hsiangkao@linux.alibaba.com
Diffstat (limited to 'fs/erofs/internal.h')
| -rw-r--r-- | fs/erofs/internal.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index 9bf4fb1cfa09..9bc4dcfd06d7 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -372,6 +372,7 @@ struct erofs_map_dev { struct erofs_fscache *m_fscache; struct block_device *m_bdev; struct dax_device *m_daxdev; + struct file *m_fp; u64 m_dax_part_off; erofs_off_t m_pa; @@ -380,7 +381,8 @@ struct erofs_map_dev { extern const struct super_operations erofs_sops; -extern const struct address_space_operations erofs_raw_access_aops; +extern const struct address_space_operations erofs_aops; +extern const struct address_space_operations erofs_fileio_aops; extern const struct address_space_operations z_erofs_aops; extern const struct address_space_operations erofs_fscache_access_aops; @@ -411,6 +413,9 @@ int erofs_map_dev(struct super_block *sb, struct erofs_map_dev *dev); int erofs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, u64 start, u64 len); int erofs_map_blocks(struct inode *inode, struct erofs_map_blocks *map); +void erofs_onlinefolio_init(struct folio *folio); +void erofs_onlinefolio_split(struct folio *folio); +void erofs_onlinefolio_end(struct folio *folio, int err); struct inode *erofs_iget(struct super_block *sb, erofs_nid_t nid); int erofs_getattr(struct mnt_idmap *idmap, const struct path *path, struct kstat *stat, u32 request_mask, |