This just helps with later patches where after copying up metadata, we
skip data copying step, if needed.
Signed-off-by: Vivek Goyal <vgoyal@xxxxxxxxxx>
---
fs/overlayfs/copy_up.c | 34 +++++++++++++++++-----------------
1 file changed, 17 insertions(+), 17 deletions(-)
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index c441f9387a1b..b626584bb7b4 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -445,6 +445,23 @@ static int ovl_copy_up_inode(struct ovl_copy_up_ctx *c, struct dentry *temp)
{
int err;
+ err = ovl_copy_xattr(c->lowerpath.dentry, temp);
+ if (err)
+ return err;
+
+ /*
+ * Store identifier of lower inode in upper inode xattr to
+ * allow lookup of the copy up origin inode.
+ *
+ * Don't set origin when we are breaking the association with a lower
+ * hard link.
+ */
+ if (c->origin) {
+ err = ovl_set_origin(c->dentry, c->lowerpath.dentry, temp);
+ if (err)
+ return err;
+ }
+
if (S_ISREG(c->stat.mode)) {
struct path upperpath;
@@ -457,29 +474,12 @@ static int ovl_copy_up_inode(struct ovl_copy_up_ctx *c, struct dentry *temp)
return err;
}
- err = ovl_copy_xattr(c->lowerpath.dentry, temp);
- if (err)
- return err;
-
inode_lock(temp->d_inode);
err = ovl_set_attr(temp, &c->stat);
inode_unlock(temp->d_inode);
if (err)
return err;
- /*
- * Store identifier of lower inode in upper inode xattr to
- * allow lookup of the copy up origin inode.
- *
- * Don't set origin when we are breaking the association with a lower
- * hard link.
- */
- if (c->origin) {
- err = ovl_set_origin(c->dentry, c->lowerpath.dentry, temp);
- if (err)
- return err;
- }
-
return 0;
}
--
2.13.5
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