diff options
Diffstat (limited to 'include/erofs/cache.h')
| -rw-r--r-- | include/erofs/cache.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/include/erofs/cache.h b/include/erofs/cache.h index 8c171f5..72b849d 100644 --- a/include/erofs/cache.h +++ b/include/erofs/cache.h @@ -1,7 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0+ */ /* - * erofs-utils/include/erofs/cache.h - * * Copyright (C) 2018 HUAWEI, Inc. * http://www.huawei.com/ * Created by Miao Xie <miaoxie@huawei.com> @@ -10,6 +8,11 @@ #ifndef __EROFS_CACHE_H #define __EROFS_CACHE_H +#ifdef __cplusplus +extern "C" +{ +#endif + #include "internal.h" struct erofs_buffer_head; @@ -21,6 +24,8 @@ struct erofs_buffer_block; #define INODE 2 /* shared xattrs */ #define XATTR 3 +/* device table */ +#define DEVT 4 struct erofs_bhops { bool (*preflush)(struct erofs_buffer_head *bh); @@ -39,6 +44,7 @@ struct erofs_buffer_head { struct erofs_buffer_block { struct list_head list; + struct list_head mapped_list; erofs_blk_t blkaddr; int type; @@ -57,6 +63,9 @@ static inline const int get_alignsize(int type, int *type_ret) } else if (type == XATTR) { *type_ret = META; return sizeof(struct erofs_xattr_entry); + } else if (type == DEVT) { + *type_ret = META; + return EROFS_DEVT_SLOT_SIZE; } if (type == META) @@ -95,10 +104,13 @@ struct erofs_buffer_head *erofs_balloc(int type, erofs_off_t size, struct erofs_buffer_head *erofs_battach(struct erofs_buffer_head *bh, int type, unsigned int size); -erofs_blk_t erofs_mapbh(struct erofs_buffer_block *bb, bool end); +erofs_blk_t erofs_mapbh(struct erofs_buffer_block *bb); bool erofs_bflush(struct erofs_buffer_block *bb); void erofs_bdrop(struct erofs_buffer_head *bh, bool tryrevoke); +#ifdef __cplusplus +} #endif +#endif |