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authorTao Ma <tao.ma@oracle.com>2009-08-18 11:19:29 +0800
committerJoel Becker <joel.becker@oracle.com>2009-09-22 20:09:27 -0700
commita433848132d8cdfb8173745b922ddb919de11527 (patch)
treeb12db738743e4eb4a7222996300fa468b1dc39e5
parentf2c870e3b12e38da6d9b5b17c4c8ae56a0ed68e4 (diff)
ocfs2: Abstract caching info checkpoint.
In meta downconvert, we need to checkpoint the metadata in an inode. For refcount tree, we also need it. So abstract the process out. Signed-off-by: Tao Ma <tao.ma@oracle.com>
-rw-r--r--fs/ocfs2/dlmglue.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index f518d1bee30..79db0557df8 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3495,11 +3495,11 @@ out:
return UNBLOCK_CONTINUE;
}
-static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
- int new_level)
+static int ocfs2_ci_checkpointed(struct ocfs2_caching_info *ci,
+ struct ocfs2_lock_res *lockres,
+ int new_level)
{
- struct inode *inode = ocfs2_lock_res_inode(lockres);
- int checkpointed = ocfs2_ci_fully_checkpointed(INODE_CACHE(inode));
+ int checkpointed = ocfs2_ci_fully_checkpointed(ci);
BUG_ON(new_level != DLM_LOCK_NL && new_level != DLM_LOCK_PR);
BUG_ON(lockres->l_level != DLM_LOCK_EX && !checkpointed);
@@ -3507,10 +3507,18 @@ static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
if (checkpointed)
return 1;
- ocfs2_start_checkpoint(OCFS2_SB(inode->i_sb));
+ ocfs2_start_checkpoint(OCFS2_SB(ocfs2_metadata_cache_get_super(ci)));
return 0;
}
+static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
+ int new_level)
+{
+ struct inode *inode = ocfs2_lock_res_inode(lockres);
+
+ return ocfs2_ci_checkpointed(INODE_CACHE(inode), lockres, new_level);
+}
+
static void ocfs2_set_meta_lvb(struct ocfs2_lock_res *lockres)
{
struct inode *inode = ocfs2_lock_res_inode(lockres);