With the special dedup reference, in the case of (refs == 1) in __btrfs_free_extent,
we'll actually free the extent, so pinned_bytes of it should not be added to that
global counter.
Signed-off-by: Liu Bo <bo.li.liu@xxxxxxxxxx>
---
fs/btrfs/extent-tree.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 1cb3ec5..b8fee86 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5915,9 +5915,6 @@ again:
goto out;
}
}
- add_pinned_bytes(root->fs_info, -num_bytes, owner_objectid,
- root_objectid);
-
/*
* special case for dedup
*
@@ -5934,6 +5931,9 @@ again:
refs_to_drop = 1;
goto again;
+ } else {
+ add_pinned_bytes(root->fs_info, -num_bytes,
+ owner_objectid, root_objectid);
}
} else {
if (is_data && root_objectid == BTRFS_DEDUP_TREE_OBJECTID) {
--
1.8.1.4
--
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