If an inode has been copied up metadata only, then we need to query the
number of blocks from lower and fill up the stat->st_blocks.
Signed-off-by: Vivek Goyal <vgoyal@xxxxxxxxxx>
---
fs/overlayfs/inode.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index e5825b8948e0..d333fd48659f 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -140,6 +140,15 @@ int ovl_getattr(const struct path *path, struct kstat *stat,
if (!is_dir && ovl_test_flag(OVL_INDEX, d_inode(dentry)))
stat->nlink = dentry->d_inode->i_nlink;
+ if (ovl_test_flag(OVL_METACOPY, d_inode(dentry))) {
+ struct kstat lowerstat;
+
+ ovl_path_lower(dentry, &realpath);
+ err = vfs_getattr(&realpath, &lowerstat, STATX_BLOCKS, flags);
+ if (err)
+ goto out;
+ stat->blocks = lowerstat.blocks;
+ }
out:
revert_creds(old_cred);
--
2.13.5
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