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| author | Joel Becker <joel.becker@oracle.com> | 2009-02-11 07:00:41 +0300 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2009-09-05 03:07:48 +0400 |
| commit | 8cb471e8f82506937fe5e2e9fb0bf90f6b1f1170 (patch) | |
| tree | e275a8f5db101a9990ba44931cfd116123112b11 /fs/ocfs2/uptodate.h | |
| parent | 6e5a3d7538ad4e46a976862f593faf65750e37cc (diff) | |
| download | linux-8cb471e8f82506937fe5e2e9fb0bf90f6b1f1170.tar.xz | |
ocfs2: Take the inode out of the metadata read/write paths.
We are really passing the inode into the ocfs2_read/write_blocks()
functions to get at the metadata cache. This commit passes the cache
directly into the metadata block functions, divorcing them from the
inode.
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/uptodate.h')
| -rw-r--r-- | fs/ocfs2/uptodate.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/fs/ocfs2/uptodate.h b/fs/ocfs2/uptodate.h index 3b33eb88d320..f268273d6516 100644 --- a/fs/ocfs2/uptodate.h +++ b/fs/ocfs2/uptodate.h @@ -38,6 +38,8 @@ struct ocfs2_caching_operations { */ u64 (*co_owner)(struct ocfs2_caching_info *ci); + /* The superblock is needed during I/O. */ + struct super_block *(*co_get_super)(struct ocfs2_caching_info *ci); /* * Lock and unlock the caching data. These will not sleep, and * should probably be spinlocks. @@ -58,20 +60,25 @@ void exit_ocfs2_uptodate_cache(void); void ocfs2_metadata_cache_init(struct ocfs2_caching_info *ci, const struct ocfs2_caching_operations *ops); -void ocfs2_metadata_cache_purge(struct inode *inode); +void ocfs2_metadata_cache_purge(struct ocfs2_caching_info *ci); -int ocfs2_buffer_uptodate(struct inode *inode, +u64 ocfs2_metadata_cache_owner(struct ocfs2_caching_info *ci); +struct super_block *ocfs2_metadata_cache_get_super(struct ocfs2_caching_info *ci); +void ocfs2_metadata_cache_io_lock(struct ocfs2_caching_info *ci); +void ocfs2_metadata_cache_io_unlock(struct ocfs2_caching_info *ci); + +int ocfs2_buffer_uptodate(struct ocfs2_caching_info *ci, struct buffer_head *bh); -void ocfs2_set_buffer_uptodate(struct inode *inode, +void ocfs2_set_buffer_uptodate(struct ocfs2_caching_info *ci, struct buffer_head *bh); -void ocfs2_set_new_buffer_uptodate(struct inode *inode, +void ocfs2_set_new_buffer_uptodate(struct ocfs2_caching_info *ci, struct buffer_head *bh); -void ocfs2_remove_from_cache(struct inode *inode, +void ocfs2_remove_from_cache(struct ocfs2_caching_info *ci, struct buffer_head *bh); -void ocfs2_remove_xattr_clusters_from_cache(struct inode *inode, +void ocfs2_remove_xattr_clusters_from_cache(struct ocfs2_caching_info *ci, sector_t block, u32 c_len); -int ocfs2_buffer_read_ahead(struct inode *inode, +int ocfs2_buffer_read_ahead(struct ocfs2_caching_info *ci, struct buffer_head *bh); #endif /* OCFS2_UPTODATE_H */ |