[Ocfs2-devel] [PATCH 04/30] ocfs2: Add data downconvert worker to
inode lock
Mark Fasheh
mark.fasheh at oracle.com
Thu Jan 17 14:35:30 PST 2008
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 at oracle.com>
---
fs/ocfs2/dlmglue.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 64d6ff4..840aeda 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -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;
}
--
1.5.3.6
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