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-rw-r--r--fs/jffs2/nodelist.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h
index bac4ec3..1f5d5b0 100644
--- a/fs/jffs2/nodelist.h
+++ b/fs/jffs2/nodelist.h
@@ -97,6 +97,11 @@ struct jffs2_raw_node_ref
#define ref_obsolete(ref) (((ref)->flash_offset & 3) == REF_OBSOLETE)
#define mark_ref_normal(ref) do { (ref)->flash_offset = ref_offset(ref) | REF_NORMAL; } while(0)
+/* NB: REF_PRISTINE for an inode-less node (ref->next_in_ino == NULL) indicates
+ it is an unknown node of type JFFS2_NODETYPE_RWCOMPAT_COPY, so it'll get
+ copied. If you need to do anything different to GC inode-less nodes, then
+ you need to modify gc.c accordingly. */
+
/* For each inode in the filesystem, we need to keep a record of
nlink, because it would be a PITA to scan the whole directory tree
at read_inode() time to calculate it, and to keep sufficient information
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