cls/cephfs: add missing forward declaration

MaxKellermann · MaxKellermann · commit b9a18ed9bed2 · 2025-02-14T16:15:50.000+01:00
Signed-off-by: Max Kellermann &lt;max.kellermann@ionos.com&gt;
diff --git a/src/cls/cephfs/cls_cephfs_client.h b/src/cls/cephfs/cls_cephfs_client.h
@@ -5,6 +5,7 @@
 #include "mds/mdstypes.h"
 #include "cls_cephfs.h"
 
+struct inode_backtrace_t;
 class AccumulateArgs;
 
 class ClsCephFSClient
