Ticket #2631: block_cacge.diff

src/system/kernel/cache/block_cache.cpp

@@ -771 +771 @@
     read_only(readOnly),
     deleting(false)
 {
-    mutex_lock(&sCachesLock);
-    sCaches.Add(this);
-    mutex_unlock(&sCachesLock);
-
     condition_variable.Publish(this, "cache transaction sync");
 
     buffer_cache = create_object_cache_etc("block cache buffers", blockSize,
@@ -793 +789 @@
         return;
 
     mutex_init(&lock, "block cache");
+    mutex_lock(&sCachesLock);
+    sCaches.Add(this);
     register_low_resource_handler(&block_cache::LowMemoryHandler, this,
         B_KERNEL_RESOURCE_PAGES | B_KERNEL_RESOURCE_MEMORY, 0);
+    mutex_unlock(&sCachesLock);
 }