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ocfs2: Add data downconvert worker to inode lock 

In order to extend inode lock coverage to inode data, we use the same data
downconvert worker with only a small modification to only do work for
regular files.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
This commit is contained in:
Mark Fasheh 2007-10-18 15:13:59 -07:00
parent 34d024f843
commit f1f540688e
1 changed files with 5 additions and 0 deletions
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5
fs/ocfs2/dlmglue.c
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@ -228,6 +228,7 @@ static struct ocfs2_lock_res_ops ocfs2_inode_meta_lops = {
.get_osb = ocfs2_get_inode_osb,
.check_downconvert = ocfs2_check_meta_downconvert,
.set_lvb = ocfs2_set_meta_lvb,
.downconvert_worker = ocfs2_data_convert_worker,
.flags = LOCK_TYPE_REQUIRES_REFRESH|LOCK_TYPE_USES_LVB,
};
@ -2851,6 +2852,9 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres,
inode = ocfs2_lock_res_inode(lockres);
mapping = inode->i_mapping;
if (S_ISREG(inode->i_mode))
goto out;
/*
* We need this before the filemap_fdatawrite() so that it can
* transfer the dirty bit from the PTE to the
@ -2876,6 +2880,7 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres,
filemap_fdatawait(mapping);
}
out:
return UNBLOCK_CONTINUE;
}