buffer::read_file into pages to avoid c++ allocator's disagreement with perl

src/.gitignore

@@ -9,7 +9,6 @@ fakefuse
 fakesyn
 mkmonmap
 monmaptool
-crushtool
 newsyn
 dev
 mondata

src/common/Mutex.h

@@ -40,7 +40,7 @@ public:
       pthread_mutex_init(&_m,NULL);
     }
   }
-  virtual ~Mutex() {
+  ~Mutex() {
     assert(nlock == 0);
     pthread_mutex_destroy(&_m); 
   }

src/config.cc

@@ -38,7 +38,8 @@ int buffer::list::read_file(const char *fn)
     return -errno;
   }
   ::fstat(fd, &st);
-  bufferptr bp(st.st_size);
+  int s = ROUND_UP_TO(st.st_size, PAGE_SIZE);
+  bufferptr bp = buffer::create_page_aligned(s);
   append(bp);
   ::read(fd, (void*)c_str(), length());
   ::close(fd);

src/crushtool

@@ -165,8 +165,7 @@ sub compile_crush {
 	}
     }
 
-    #$wrap->write_to_file($outfn);
-    $wrap->read_from_file($outfn);
+    $wrap->write_to_file($outfn);
     1;
 }