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-rw-r--r--include/fuse_common.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/fuse_common.h b/include/fuse_common.h
index f052b67..6a060fd 100644
--- a/include/fuse_common.h
+++ b/include/fuse_common.h
@@ -183,6 +183,11 @@ struct fuse_loop_config_v1 {
/**
* Indicates that the filesystem supports lookups of "." and "..".
*
+ * When this flag is set, the filesystem must be prepared to receive requests
+ * for invalid inodes (i.e., for which a FORGET request was received or
+ * which have been used in a previous instance of the filesystem daemon) and
+ * must not reuse node-ids (even when setting generation numbers).
+ *
* This feature is disabled by default.
*/
#define FUSE_CAP_EXPORT_SUPPORT (1 << 4)