Add an inode map data structure to track the location of inodes in logs.

[bluesky.git] / bluesky / debug.c

diff --git a/bluesky/debug.c b/bluesky/debug.c
index 207cb7b..77df845 100644 (file)
--- a/bluesky/debug.c
+++ b/bluesky/debug.c
@@ -64,6 +64,27 @@ static void cache_dump(gpointer key, gpointer value, gpointer user_data)
     g_print("\n");
 }
 
+
+void inode_map_dump(GSequence *inode_map)
+{
+    GSequenceIter *i, *j;
+
+    g_print("\nInode map dump:\n");
+    for (i = g_sequence_get_begin_iter(inode_map);
+         !g_sequence_iter_is_end(i); i = g_sequence_iter_next(i))
+    {
+        InodeMapRange *range = (InodeMapRange *)g_sequence_get(i);
+
+        g_print("  Range [%"PRIu64", %"PRIu64"]\n", range->start, range->end);
+
+        for (j = g_sequence_get_begin_iter(range->map_entries);
+             !g_sequence_iter_is_end(j); j = g_sequence_iter_next(j))
+        {
+            InodeMapEntry *entry = (InodeMapEntry *)g_sequence_get(j);
+            g_print("    Entry %"PRIu64"\n", entry->inum);
+        }
+    }
+}
 /* Dump a summary of filesystem state as it is cached in memory. */
 void bluesky_debug_dump(BlueSkyFS *fs)
 {
@@ -102,6 +123,10 @@ void bluesky_debug_dump(BlueSkyFS *fs)
     g_print("\nJournal/Cache Files:\n");
     g_hash_table_foreach(fs->log->mmap_cache, cache_dump, fs);
     g_print("\n");
+
+    g_mutex_lock(fs->lock);
+    inode_map_dump(fs->inode_map);
+    g_mutex_unlock(fs->lock);
 }
 
 /* Statistics counters: for operation counts, bytes transferred, etc. */