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author | Gabor Juhos <juhosg@openwrt.org> | 2013-12-16 07:51:19 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2013-12-16 07:51:19 +0000 |
commit | 7e3644d3cf37cd24c3a295825200743123acbd91 (patch) | |
tree | 025ced24d4bc8a7632dcfc7b4f5d06b690fe6367 /target/linux/generic/files/fs/yaffs2/yaffs_list.h | |
parent | 85755deaf66746d5e2d65aedfda2352d566e9a53 (diff) | |
download | upstream-7e3644d3cf37cd24c3a295825200743123acbd91.tar.gz upstream-7e3644d3cf37cd24c3a295825200743123acbd91.tar.bz2 upstream-7e3644d3cf37cd24c3a295825200743123acbd91.zip |
kernel: update yaffs code
Use the latest version of the yaffs code. Fetched from the
yaffs2 git tree and it is based on the following commit:
commit bc76682d93955cfb33051beb503ad9f8a5450578
Merge: 3a8580e ffa781d
Author: Charles Manning <cdhmanning@gmail.com>
Date: Thu Jul 11 17:46:25 2013 +1200
Merge branch 'master' of ssh://www.aleph1.co.uk/home/aleph1/git/yaffs2
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 39084
Diffstat (limited to 'target/linux/generic/files/fs/yaffs2/yaffs_list.h')
-rw-r--r-- | target/linux/generic/files/fs/yaffs2/yaffs_list.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/target/linux/generic/files/fs/yaffs2/yaffs_list.h b/target/linux/generic/files/fs/yaffs2/yaffs_list.h deleted file mode 100644 index 09d80b8562..0000000000 --- a/target/linux/generic/files/fs/yaffs2/yaffs_list.h +++ /dev/null @@ -1,127 +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. - */ - -/* - * This file is just holds extra declarations of macros that would normally - * be providesd in the Linux kernel. These macros have been written from - * scratch but are functionally equivalent to the Linux ones. - * - */ - -#ifndef __YAFFS_LIST_H__ -#define __YAFFS_LIST_H__ - - -#include "yportenv.h" - -/* - * This is a simple doubly linked list implementation that matches the - * way the Linux kernel doubly linked list implementation works. - */ - -struct ylist_head { - struct ylist_head *next; /* next in chain */ - struct ylist_head *prev; /* previous in chain */ -}; - - -/* Initialise a static list */ -#define YLIST_HEAD(name) \ -struct ylist_head name = { &(name), &(name)} - - - -/* Initialise a list head to an empty list */ -#define YINIT_LIST_HEAD(p) \ -do { \ - (p)->next = (p);\ - (p)->prev = (p); \ -} while (0) - - -/* Add an element to a list */ -static Y_INLINE void ylist_add(struct ylist_head *newEntry, - struct ylist_head *list) -{ - struct ylist_head *listNext = list->next; - - list->next = newEntry; - newEntry->prev = list; - newEntry->next = listNext; - listNext->prev = newEntry; - -} - -static Y_INLINE void ylist_add_tail(struct ylist_head *newEntry, - struct ylist_head *list) -{ - struct ylist_head *listPrev = list->prev; - - list->prev = newEntry; - newEntry->next = list; - newEntry->prev = listPrev; - listPrev->next = newEntry; - -} - - -/* Take an element out of its current list, with or without - * reinitialising the links.of the entry*/ -static Y_INLINE void ylist_del(struct ylist_head *entry) -{ - struct ylist_head *listNext = entry->next; - struct ylist_head *listPrev = entry->prev; - - listNext->prev = listPrev; - listPrev->next = listNext; - -} - -static Y_INLINE void ylist_del_init(struct ylist_head *entry) -{ - ylist_del(entry); - entry->next = entry->prev = entry; -} - - -/* Test if the list is empty */ -static Y_INLINE int ylist_empty(struct ylist_head *entry) -{ - return (entry->next == entry); -} - - -/* ylist_entry takes a pointer to a list entry and offsets it to that - * we can find a pointer to the object it is embedded in. - */ - - -#define ylist_entry(entry, type, member) \ - ((type *)((char *)(entry)-(unsigned long)(&((type *)NULL)->member))) - - -/* ylist_for_each and list_for_each_safe iterate over lists. - * ylist_for_each_safe uses temporary storage to make the list delete safe - */ - -#define ylist_for_each(itervar, list) \ - for (itervar = (list)->next; itervar != (list); itervar = itervar->next) - -#define ylist_for_each_safe(itervar, saveVar, list) \ - for (itervar = (list)->next, saveVar = (list)->next->next; \ - itervar != (list); itervar = saveVar, saveVar = saveVar->next) - - -#endif |