kernel: update yaffs code

[15.05/openwrt.git] / target / linux / generic / files / fs / yaffs2 / yaffs_linux_allocator.c

diff --git a/target/linux/generic/files/fs/yaffs2/yaffs_linux_allocator.c b/target/linux/generic/files/fs/yaffs2/yaffs_linux_allocator.c
deleted file mode 100644 (file)
index f39b9aa..0000000
--- a/target/linux/generic/files/fs/yaffs2/yaffs_linux_allocator.c
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
- *
- * Copyright (C) 2002-2010 Aleph One Ltd.
- *   for Toby Churchill Ltd and Brightstar Engineering
- *
- * Created by Charles Manning <charles@aleph1.co.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 2.1 as
- * published by the Free Software Foundation.
- *
- * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
- *
- * Note: Tis code is currently unused. Being checked in in case it becomes useful.
- */
-
-
-#include "yaffs_allocator.h"
-#include "yaffs_guts.h"
-#include "yaffs_trace.h"
-#include "yportenv.h"
-#include "yaffs_linux.h"
-/*
- * Start out with the same allocator as yaffs direct.
- * Todo: Change to Linux slab allocator.
- */
-
-
-
-#define NAMELEN  20
-struct yaffs_AllocatorStruct {
-       char tnode_name[NAMELEN+1];
-       char object_name[NAMELEN+1];
-       struct kmem_cache *tnode_cache;
-       struct kmem_cache *object_cache;
-};
-
-typedef struct yaffs_AllocatorStruct yaffs_Allocator;
-
-int mount_id;
-
-void yaffs_deinit_raw_tnodes_and_objs(yaffs_dev_t *dev)
-{
-       yaffs_Allocator *allocator = (yaffs_Allocator *)dev->allocator;
-
-       T(YAFFS_TRACE_ALLOCATE,(TSTR("Deinitialising yaffs allocator\n")));
-
-       if(allocator){
-               if(allocator->tnode_cache){
-                       kmem_cache_destroy(allocator->tnode_cache);
-                       allocator->tnode_cache = NULL;
-               } else {
-                       T(YAFFS_TRACE_ALWAYS,
-                               (TSTR("NULL tnode cache\n")));
-                       YBUG();
-               }
-
-               if(allocator->object_cache){
-                       kmem_cache_destroy(allocator->object_cache);
-                       allocator->object_cache = NULL;
-               } else {
-                       T(YAFFS_TRACE_ALWAYS,
-                               (TSTR("NULL object cache\n")));
-                       YBUG();
-               }
-
-               YFREE(allocator);
-
-       } else {
-               T(YAFFS_TRACE_ALWAYS,
-                       (TSTR("Deinitialising NULL allocator\n")));
-               YBUG();
-       }
-       dev->allocator = NULL;
-}
-
-
-static void fake_ctor0(void *data){data = data;}
-static void fake_ctor1(void *data){data = data;}
-static void fake_ctor2(void *data){data = data;}
-static void fake_ctor3(void *data){data = data;}
-static void fake_ctor4(void *data){data = data;}
-static void fake_ctor5(void *data){data = data;}
-static void fake_ctor6(void *data){data = data;}
-static void fake_ctor7(void *data){data = data;}
-static void fake_ctor8(void *data){data = data;}
-static void fake_ctor9(void *data){data = data;}
-
-static void (*fake_ctor_list[10]) (void *) = {
-       fake_ctor0,
-       fake_ctor1,
-       fake_ctor2,
-       fake_ctor3,
-       fake_ctor4,
-       fake_ctor5,
-       fake_ctor6,
-       fake_ctor7,
-       fake_ctor8,
-       fake_ctor9,
-};
-
-void yaffs_init_raw_tnodes_and_objs(yaffs_dev_t *dev)
-{
-       yaffs_Allocator *allocator;
-       unsigned mount_id = yaffs_dev_to_lc(dev)->mount_id;
-
-       T(YAFFS_TRACE_ALLOCATE,(TSTR("Initialising yaffs allocator\n")));
-
-       if(dev->allocator)
-               YBUG();
-       else if(mount_id >= 10){
-               T(YAFFS_TRACE_ALWAYS,(TSTR("Bad mount_id %u\n"),mount_id));
-       } else {
-                allocator = YMALLOC(sizeof(yaffs_Allocator));
-                memset(allocator,0,sizeof(yaffs_Allocator));
-                dev->allocator = allocator;
-
-               if(!dev->allocator){
-                       T(YAFFS_TRACE_ALWAYS,
-                               (TSTR("yaffs allocator creation failed\n")));
-                       YBUG();
-                       return;
-
-               }
-
-               sprintf(allocator->tnode_name,"yaffs_t_%u",mount_id);
-               sprintf(allocator->object_name,"yaffs_o_%u",mount_id);
-
-               allocator->tnode_cache =
-                       kmem_cache_create(allocator->tnode_name,
-                               dev->tnode_size,
-                               0, 0,
-                               fake_ctor_list[mount_id]);
-               if(allocator->tnode_cache)
-                       T(YAFFS_TRACE_ALLOCATE,
-                               (TSTR("tnode cache \"%s\" %p\n"),
-                               allocator->tnode_name,allocator->tnode_cache));
-               else {
-                       T(YAFFS_TRACE_ALWAYS,
-                               (TSTR("yaffs cache creation failed\n")));
-                       YBUG();
-               }
-
-
-               allocator->object_cache = 
-                       kmem_cache_create(allocator->object_name,
-                               sizeof(yaffs_obj_t),
-                               0, 0,
-                               fake_ctor_list[mount_id]);
-
-               if(allocator->object_cache)
-                       T(YAFFS_TRACE_ALLOCATE,
-                               (TSTR("object cache \"%s\" %p\n"),
-                               allocator->object_name,allocator->object_cache));
-
-               else {
-                       T(YAFFS_TRACE_ALWAYS,
-                               (TSTR("yaffs cache creation failed\n")));
-                       YBUG();
-               }
-       } 
-}
-
-
-yaffs_tnode_t *yaffs_alloc_raw_tnode(yaffs_dev_t *dev)
-{
-       yaffs_Allocator *allocator = dev->allocator;
-       if(!allocator || !allocator->tnode_cache){
-               YBUG();
-               return NULL;
-       }
-       return kmem_cache_alloc(allocator->tnode_cache, GFP_NOFS);
-}
-
-void yaffs_free_raw_tnode(yaffs_dev_t *dev, yaffs_tnode_t *tn)
-{
-       yaffs_Allocator *allocator = dev->allocator;
-       kmem_cache_free(allocator->tnode_cache,tn);
-}
-
-yaffs_obj_t *yaffs_alloc_raw_obj(yaffs_dev_t *dev)
-{
-       yaffs_Allocator *allocator = dev->allocator;
-       if(!allocator){
-               YBUG();
-               return NULL;
-       }
-       if(!allocator->object_cache){
-               YBUG();
-               return NULL;
-       }
-       return kmem_cache_alloc(allocator->object_cache, GFP_NOFS);
-}
-
-void yaffs_free_raw_obj(yaffs_dev_t *dev, yaffs_obj_t *obj)
-{
-       yaffs_Allocator *allocator = dev->allocator;
-       kmem_cache_free(allocator->object_cache,obj);
-}