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ocfs2: Abstract caching info checkpoint.

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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>
This commit is contained in:
Tao Ma 2009-08-18 11:19:29 +08:00 committed by Joel Becker
parent f2c870e3b1
commit a433848132
1 changed files with 13 additions and 5 deletions
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18
fs/ocfs2/dlmglue.c
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@ -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);