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-rw-r--r--fs/btrfs/tree-log.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 831ddd4bf89..2c679149363 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -280,11 +280,23 @@ static int process_one_buffer(struct btrfs_root *log,
{
int ret = 0;
+ /*
+ * If this fs is mixed then we need to be able to process the leaves to
+ * pin down any logged extents, so we have to read the block.
+ */
+ if (btrfs_fs_incompat(log->fs_info, MIXED_GROUPS)) {
+ ret = btrfs_read_buffer(eb, gen);
+ if (ret)
+ return ret;
+ }
+
if (wc->pin)
ret = btrfs_pin_extent_for_log_replay(log->fs_info->extent_root,
eb->start, eb->len);
if (!ret && btrfs_buffer_uptodate(eb, gen, 0)) {
+ if (wc->pin && btrfs_header_level(eb) == 0)
+ ret = btrfs_exclude_logged_extents(log, eb);
if (wc->write)
btrfs_write_tree_block(eb);
if (wc->wait)