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-rw-r--r--fs/btrfs/tree-log.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 8e85e0e4333d..c7ef569eb22a 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -3300,6 +3300,7 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
int index = log->log_transid % 2;
bool skip_csum = BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM;
+insert:
INIT_LIST_HEAD(&ordered_sums);
btrfs_init_map_token(&token);
key.objectid = btrfs_ino(inode);
@@ -3315,6 +3316,23 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
leaf = path->nodes[0];
fi = btrfs_item_ptr(leaf, path->slots[0],
struct btrfs_file_extent_item);
+
+ /*
+ * If we are overwriting an inline extent with a real one then we need
+ * to just delete the inline extent as it may not be large enough to
+ * have the entire file_extent_item.
+ */
+ if (ret && btrfs_token_file_extent_type(leaf, fi, &token) ==
+ BTRFS_FILE_EXTENT_INLINE) {
+ ret = btrfs_del_item(trans, log, path);
+ btrfs_release_path(path);
+ if (ret) {
+ path->really_keep_locks = 0;
+ return ret;
+ }
+ goto insert;
+ }
+
btrfs_set_token_file_extent_generation(leaf, fi, em->generation,
&token);
if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags)) {