diff options
author | Yue Hu <huyue2@yulong.com> | 2021-06-24 15:02:34 +0800 |
---|---|---|
committer | Gao Xiang <xiang@kernel.org> | 2021-06-25 02:08:43 +0800 |
commit | 3afe21832d80f3cdbe4173809db91ee271b52a76 (patch) | |
tree | 56b49c329138aa00826a191bac03f0e50e545dab /include | |
parent | 1f89b5d82163b55932ef5f43dbf4a83be67db812 (diff) | |
download | erofs-utils-3afe21832d80f3cdbe4173809db91ee271b52a76.tar.gz |
AOSP: erofs-utils: add block list support
Android update engine will treat EROFS filesystem image as one single
file. Let's add block list support to optimize OTA size.
Link: https://lore.kernel.org/r/20210624070234.1340-1-zbestahu@gmail.com
Tested-by: Yue Hu <huyue2@yulong.com>
Tested-by: Huang Jianan <huangjianan@oppo.com>
Signed-off-by: Yue Hu <huyue2@yulong.com>
Signed-off-by: Li Guifu <blucerlee@gmail.com>
Signed-off-by: Gao Xiang <xiang@kernel.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/erofs/block_list.h | 27 | ||||
-rw-r--r-- | include/erofs/config.h | 1 |
2 files changed, 28 insertions, 0 deletions
diff --git a/include/erofs/block_list.h b/include/erofs/block_list.h new file mode 100644 index 0000000..7756d8a --- /dev/null +++ b/include/erofs/block_list.h @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * erofs-utils/include/erofs/block_list.h + * + * Copyright (C), 2021, Coolpad Group Limited. + * Created by Yue Hu <huyue2@yulong.com> + */ +#ifndef __EROFS_BLOCK_LIST_H +#define __EROFS_BLOCK_LIST_H + +#include "internal.h" + +#ifdef WITH_ANDROID +int erofs_droid_blocklist_fopen(void); +void erofs_droid_blocklist_fclose(void); +void erofs_droid_blocklist_write(struct erofs_inode *inode, + erofs_blk_t blk_start, erofs_blk_t nblocks); +void erofs_droid_blocklist_write_tail_end(struct erofs_inode *inode, + erofs_blk_t blkaddr); +#else +static inline void erofs_droid_blocklist_write(struct erofs_inode *inode, + erofs_blk_t blk_start, erofs_blk_t nblocks) {} +static inline +void erofs_droid_blocklist_write_tail_end(struct erofs_inode *inode, + erofs_blk_t blkaddr) {} +#endif +#endif diff --git a/include/erofs/config.h b/include/erofs/config.h index d140a73..67e7a0f 100644 --- a/include/erofs/config.h +++ b/include/erofs/config.h @@ -65,6 +65,7 @@ struct erofs_configure { char *mount_point; char *target_out_path; char *fs_config_file; + char *block_list_file; #endif }; |