leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ocfs2: Abstract caching info checkpoint.

Browse Source 
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
fs/ocfs2/dlmglue.c
View File

@ -3495,11 +3495,11 @@ out:
return UNBLOCK_CONTINUE; return UNBLOCK_CONTINUE;
} }
static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres, static int ocfs2_ci_checkpointed(struct ocfs2_caching_info *ci,
int new_level) struct ocfs2_lock_res *lockres,
int new_level)
{ {
struct inode *inode = ocfs2_lock_res_inode(lockres); int checkpointed = ocfs2_ci_fully_checkpointed(ci);
int checkpointed = ocfs2_ci_fully_checkpointed(INODE_CACHE(inode));
BUG_ON(new_level != DLM_LOCK_NL && new_level != DLM_LOCK_PR); BUG_ON(new_level != DLM_LOCK_NL && new_level != DLM_LOCK_PR);
BUG_ON(lockres->l_level != DLM_LOCK_EX && !checkpointed); 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) if (checkpointed)
return 1; return 1;
ocfs2_start_checkpoint(OCFS2_SB(inode->i_sb)); ocfs2_start_checkpoint(OCFS2_SB(ocfs2_metadata_cache_get_super(ci)));
return 0; 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) static void ocfs2_set_meta_lvb(struct ocfs2_lock_res *lockres)
{ {
struct inode *inode = ocfs2_lock_res_inode(lockres); struct inode *inode = ocfs2_lock_res_inode(lockres);