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| author | Chris Mason <chris.mason@oracle.com> | 2007-03-01 18:59:40 -0500 |
|---|---|---|
| committer | David Woodhouse <dwmw2@hera.kernel.org> | 2007-03-01 18:59:40 -0500 |
| commit | ed2ff2cba766dfe7976a0113f667c9a0a50dff02 (patch) | |
| tree | cbae5fcf89fa248c656f2c27532b15f34107d93f /fs/btrfs/disk-io.h | |
| parent | 79f95c82dca7665f32bafd68b7cdf4a01fab0840 (diff) | |
| download | op-kernel-dev-ed2ff2cba766dfe7976a0113f667c9a0a50dff02.zip op-kernel-dev-ed2ff2cba766dfe7976a0113f667c9a0a50dff02.tar.gz | |
Btrfs: pretend page cache & commit code
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.h')
| -rw-r--r-- | fs/btrfs/disk-io.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h index 2729b75..b5dee2f 100644 --- a/fs/btrfs/disk-io.h +++ b/fs/btrfs/disk-io.h @@ -1,5 +1,6 @@ #ifndef __DISKIO__ #define __DISKIO__ +#include "list.h" struct tree_buffer { u64 blocknr; @@ -8,11 +9,16 @@ struct tree_buffer { struct node node; struct leaf leaf; }; + struct list_head dirty; + struct list_head cache; }; struct tree_buffer *read_tree_block(struct ctree_root *root, u64 blocknr); struct tree_buffer *find_tree_block(struct ctree_root *root, u64 blocknr); int write_tree_block(struct ctree_root *root, struct tree_buffer *buf); +int dirty_tree_block(struct ctree_root *root, struct tree_buffer *buf); +int clean_tree_block(struct ctree_root *root, struct tree_buffer *buf); +int commit_transaction(struct ctree_root *root); struct ctree_root *open_ctree(char *filename, struct ctree_super_block *s); int close_ctree(struct ctree_root *root); void tree_block_release(struct ctree_root *root, struct tree_buffer *buf); |
