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Diffstat (limited to 'fs/nilfs2/dat.c')
-rw-r--r--fs/nilfs2/dat.c42
1 files changed, 31 insertions, 11 deletions
diff --git a/fs/nilfs2/dat.c b/fs/nilfs2/dat.c
index 8927ca27e6f7..1ff8e15bd36b 100644
--- a/fs/nilfs2/dat.c
+++ b/fs/nilfs2/dat.c
@@ -109,12 +109,6 @@ void nilfs_dat_commit_free(struct inode *dat, struct nilfs_palloc_req *req)
nilfs_palloc_commit_free_entry(dat, req);
}
-void nilfs_dat_abort_free(struct inode *dat, struct nilfs_palloc_req *req)
-{
- nilfs_dat_abort_entry(dat, req);
- nilfs_palloc_abort_free_entry(dat, req);
-}
-
int nilfs_dat_prepare_start(struct inode *dat, struct nilfs_palloc_req *req)
{
int ret;
@@ -140,11 +134,6 @@ void nilfs_dat_commit_start(struct inode *dat, struct nilfs_palloc_req *req,
nilfs_dat_commit_entry(dat, req);
}
-void nilfs_dat_abort_start(struct inode *dat, struct nilfs_palloc_req *req)
-{
- nilfs_dat_abort_entry(dat, req);
-}
-
int nilfs_dat_prepare_end(struct inode *dat, struct nilfs_palloc_req *req)
{
struct nilfs_dat_entry *entry;
@@ -222,6 +211,37 @@ void nilfs_dat_abort_end(struct inode *dat, struct nilfs_palloc_req *req)
nilfs_dat_abort_entry(dat, req);
}
+int nilfs_dat_prepare_update(struct inode *dat,
+ struct nilfs_palloc_req *oldreq,
+ struct nilfs_palloc_req *newreq)
+{
+ int ret;
+
+ ret = nilfs_dat_prepare_end(dat, oldreq);
+ if (!ret) {
+ ret = nilfs_dat_prepare_alloc(dat, newreq);
+ if (ret < 0)
+ nilfs_dat_abort_end(dat, oldreq);
+ }
+ return ret;
+}
+
+void nilfs_dat_commit_update(struct inode *dat,
+ struct nilfs_palloc_req *oldreq,
+ struct nilfs_palloc_req *newreq, int dead)
+{
+ nilfs_dat_commit_end(dat, oldreq, dead);
+ nilfs_dat_commit_alloc(dat, newreq);
+}
+
+void nilfs_dat_abort_update(struct inode *dat,
+ struct nilfs_palloc_req *oldreq,
+ struct nilfs_palloc_req *newreq)
+{
+ nilfs_dat_abort_end(dat, oldreq);
+ nilfs_dat_abort_alloc(dat, newreq);
+}
+
/**
* nilfs_dat_mark_dirty -
* @dat: DAT file inode