Forgot to update logStart after every written array - this

caused old entries (that were part of the same transaction) to be 
overwritten.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23642 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/file_systems/bfs/Journal.cpp

@@ -673,6 +673,8 @@ Journal::_WriteTransactionToLog()
 				block_cache_put(fVolume->BlockCache(), blockNumber + j);
 			}
 		}
+
+		logStart = logPosition % fLogSize;
 	}
 
 	free(vecs);