| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) 2017-2018 HUAWEI, Inc. |
| * https://www.huawei.com/ |
| * Copyright (C) 2021, Alibaba Cloud |
| */ |
| #ifndef __EROFS_INTERNAL_H |
| #define __EROFS_INTERNAL_H |
| |
| #include <linux/fs.h> |
| #include <linux/dcache.h> |
| #include <linux/mm.h> |
| #include <linux/pagemap.h> |
| #include <linux/bio.h> |
| #include <linux/buffer_head.h> |
| #include <linux/magic.h> |
| #include <linux/slab.h> |
| #include <linux/vmalloc.h> |
| #include <linux/iomap.h> |
| #include "erofs_fs.h" |
| |
| /* redefine pr_fmt "erofs: " */ |
| #undef pr_fmt |
| #define pr_fmt(fmt) "erofs: " fmt |
| |
| __printf(3, 4) void _erofs_err(struct super_block *sb, |
| const char *function, const char *fmt, ...); |
| #define erofs_err(sb, fmt, ...) \ |
| _erofs_err(sb, __func__, fmt "\n", ##__VA_ARGS__) |
| __printf(3, 4) void _erofs_info(struct super_block *sb, |
| const char *function, const char *fmt, ...); |
| #define erofs_info(sb, fmt, ...) \ |
| _erofs_info(sb, __func__, fmt "\n", ##__VA_ARGS__) |
| #ifdef CONFIG_EROFS_FS_DEBUG |
| #define erofs_dbg(x, ...) pr_debug(x "\n", ##__VA_ARGS__) |
| #define DBG_BUGON BUG_ON |
| #else |
| #define erofs_dbg(x, ...) ((void)0) |
| #define DBG_BUGON(x) ((void)(x)) |
| #endif /* !CONFIG_EROFS_FS_DEBUG */ |
| |
| /* EROFS_SUPER_MAGIC_V1 to represent the whole file system */ |
| #define EROFS_SUPER_MAGIC EROFS_SUPER_MAGIC_V1 |
| |
| typedef u64 erofs_nid_t; |
| typedef u64 erofs_off_t; |
| /* data type for filesystem-wide blocks number */ |
| typedef u32 erofs_blk_t; |
| |
| struct erofs_device_info { |
| char *path; |
| struct block_device *bdev; |
| struct dax_device *dax_dev; |
| u64 dax_part_off; |
| |
| u32 blocks; |
| u32 mapped_blkaddr; |
| }; |
| |
| enum { |
| EROFS_SYNC_DECOMPRESS_AUTO, |
| EROFS_SYNC_DECOMPRESS_FORCE_ON, |
| EROFS_SYNC_DECOMPRESS_FORCE_OFF |
| }; |
| |
| struct erofs_mount_opts { |
| #ifdef CONFIG_EROFS_FS_ZIP |
| /* current strategy of how to use managed cache */ |
| unsigned char cache_strategy; |
| /* strategy of sync decompression (0 - auto, 1 - force on, 2 - force off) */ |
| unsigned int sync_decompress; |
| |
| /* threshold for decompression synchronously */ |
| unsigned int max_sync_decompress_pages; |
| #endif |
| unsigned int mount_opt; |
| }; |
| |
| struct erofs_dev_context { |
| struct idr tree; |
| struct rw_semaphore rwsem; |
| |
| unsigned int extra_devices; |
| }; |
| |
| struct erofs_fs_context { |
| struct erofs_mount_opts opt; |
| struct erofs_dev_context *devs; |
| }; |
| |
| /* all filesystem-wide lz4 configurations */ |
| struct erofs_sb_lz4_info { |
| /* # of pages needed for EROFS lz4 rolling decompression */ |
| u16 max_distance_pages; |
| /* maximum possible blocks for pclusters in the filesystem */ |
| u16 max_pclusterblks; |
| }; |
| |
| struct erofs_sb_info { |
| struct erofs_mount_opts opt; /* options */ |
| #ifdef CONFIG_EROFS_FS_ZIP |
| /* list for all registered superblocks, mainly for shrinker */ |
| struct list_head list; |
| struct mutex umount_mutex; |
| |
| /* managed XArray arranged in physical block number */ |
| struct xarray managed_pslots; |
| |
| unsigned int shrinker_run_no; |
| u16 available_compr_algs; |
| |
| /* pseudo inode to manage cached pages */ |
| struct inode *managed_cache; |
| |
| struct erofs_sb_lz4_info lz4; |
| #endif /* CONFIG_EROFS_FS_ZIP */ |
| struct erofs_dev_context *devs; |
| struct dax_device *dax_dev; |
| u64 dax_part_off; |
| u64 total_blocks; |
| u32 primarydevice_blocks; |
| |
| u32 meta_blkaddr; |
| #ifdef CONFIG_EROFS_FS_XATTR |
| u32 xattr_blkaddr; |
| #endif |
| u16 device_id_mask; /* valid bits of device id to be used */ |
| |
| /* inode slot unit size in bit shift */ |
| unsigned char islotbits; |
| |
| u32 sb_size; /* total superblock size */ |
| u32 build_time_nsec; |
| u64 build_time; |
| |
| /* what we really care is nid, rather than ino.. */ |
| erofs_nid_t root_nid; |
| /* used for statfs, f_files - f_favail */ |
| u64 inos; |
| |
| u8 uuid[16]; /* 128-bit uuid for volume */ |
| u8 volume_name[16]; /* volume name */ |
| u32 feature_compat; |
| u32 feature_incompat; |
| |
| /* sysfs support */ |
| struct kobject s_kobj; /* /sys/fs/erofs/<devname> */ |
| struct completion s_kobj_unregister; |
| }; |
| |
| #define EROFS_SB(sb) ((struct erofs_sb_info *)(sb)->s_fs_info) |
| #define EROFS_I_SB(inode) ((struct erofs_sb_info *)(inode)->i_sb->s_fs_info) |
| |
| /* Mount flags set via mount options or defaults */ |
| #define EROFS_MOUNT_XATTR_USER 0x00000010 |
| #define EROFS_MOUNT_POSIX_ACL 0x00000020 |
| #define EROFS_MOUNT_DAX_ALWAYS 0x00000040 |
| #define EROFS_MOUNT_DAX_NEVER 0x00000080 |
| |
| #define clear_opt(opt, option) ((opt)->mount_opt &= ~EROFS_MOUNT_##option) |
| #define set_opt(opt, option) ((opt)->mount_opt |= EROFS_MOUNT_##option) |
| #define test_opt(opt, option) ((opt)->mount_opt & EROFS_MOUNT_##option) |
| |
| enum { |
| EROFS_ZIP_CACHE_DISABLED, |
| EROFS_ZIP_CACHE_READAHEAD, |
| EROFS_ZIP_CACHE_READAROUND |
| }; |
| |
| #ifdef CONFIG_EROFS_FS_ZIP |
| #define EROFS_LOCKED_MAGIC (INT_MIN | 0xE0F510CCL) |
| |
| /* basic unit of the workstation of a super_block */ |
| struct erofs_workgroup { |
| /* the workgroup index in the workstation */ |
| pgoff_t index; |
| |
| /* overall workgroup reference count */ |
| atomic_t refcount; |
| }; |
| |
| #if defined(CONFIG_SMP) |
| static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp, |
| int val) |
| { |
| preempt_disable(); |
| if (val != atomic_cmpxchg(&grp->refcount, val, EROFS_LOCKED_MAGIC)) { |
| preempt_enable(); |
| return false; |
| } |
| return true; |
| } |
| |
| static inline void erofs_workgroup_unfreeze(struct erofs_workgroup *grp, |
| int orig_val) |
| { |
| /* |
| * other observers should notice all modifications |
| * in the freezing period. |
| */ |
| smp_mb(); |
| atomic_set(&grp->refcount, orig_val); |
| preempt_enable(); |
| } |
| |
| static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp) |
| { |
| return atomic_cond_read_relaxed(&grp->refcount, |
| VAL != EROFS_LOCKED_MAGIC); |
| } |
| #else |
| static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp, |
| int val) |
| { |
| preempt_disable(); |
| /* no need to spin on UP platforms, let's just disable preemption. */ |
| if (val != atomic_read(&grp->refcount)) { |
| preempt_enable(); |
| return false; |
| } |
| return true; |
| } |
| |
| static inline void erofs_workgroup_unfreeze(struct erofs_workgroup *grp, |
| int orig_val) |
| { |
| preempt_enable(); |
| } |
| |
| static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp) |
| { |
| int v = atomic_read(&grp->refcount); |
| |
| /* workgroup is never freezed on uniprocessor systems */ |
| DBG_BUGON(v == EROFS_LOCKED_MAGIC); |
| return v; |
| } |
| #endif /* !CONFIG_SMP */ |
| #endif /* !CONFIG_EROFS_FS_ZIP */ |
| |
| /* we strictly follow PAGE_SIZE and no buffer head yet */ |
| #define LOG_BLOCK_SIZE PAGE_SHIFT |
| |
| #undef LOG_SECTORS_PER_BLOCK |
| #define LOG_SECTORS_PER_BLOCK (PAGE_SHIFT - 9) |
| |
| #undef SECTORS_PER_BLOCK |
| #define SECTORS_PER_BLOCK (1 << SECTORS_PER_BLOCK) |
| |
| #define EROFS_BLKSIZ (1 << LOG_BLOCK_SIZE) |
| |
| #if (EROFS_BLKSIZ % 4096 || !EROFS_BLKSIZ) |
| #error erofs cannot be used in this platform |
| #endif |
| |
| enum erofs_kmap_type { |
| EROFS_NO_KMAP, /* don't map the buffer */ |
| EROFS_KMAP, /* use kmap() to map the buffer */ |
| EROFS_KMAP_ATOMIC, /* use kmap_atomic() to map the buffer */ |
| }; |
| |
| struct erofs_buf { |
| struct page *page; |
| void *base; |
| enum erofs_kmap_type kmap_type; |
| }; |
| #define __EROFS_BUF_INITIALIZER ((struct erofs_buf){ .page = NULL }) |
| |
| #define ROOT_NID(sb) ((sb)->root_nid) |
| |
| #define erofs_blknr(addr) ((addr) / EROFS_BLKSIZ) |
| #define erofs_blkoff(addr) ((addr) % EROFS_BLKSIZ) |
| #define blknr_to_addr(nr) ((erofs_off_t)(nr) * EROFS_BLKSIZ) |
| |
| static inline erofs_off_t iloc(struct erofs_sb_info *sbi, erofs_nid_t nid) |
| { |
| return blknr_to_addr(sbi->meta_blkaddr) + (nid << sbi->islotbits); |
| } |
| |
| #define EROFS_FEATURE_FUNCS(name, compat, feature) \ |
| static inline bool erofs_sb_has_##name(struct erofs_sb_info *sbi) \ |
| { \ |
| return sbi->feature_##compat & EROFS_FEATURE_##feature; \ |
| } |
| |
| EROFS_FEATURE_FUNCS(zero_padding, incompat, INCOMPAT_ZERO_PADDING) |
| EROFS_FEATURE_FUNCS(compr_cfgs, incompat, INCOMPAT_COMPR_CFGS) |
| EROFS_FEATURE_FUNCS(big_pcluster, incompat, INCOMPAT_BIG_PCLUSTER) |
| EROFS_FEATURE_FUNCS(chunked_file, incompat, INCOMPAT_CHUNKED_FILE) |
| EROFS_FEATURE_FUNCS(device_table, incompat, INCOMPAT_DEVICE_TABLE) |
| EROFS_FEATURE_FUNCS(compr_head2, incompat, INCOMPAT_COMPR_HEAD2) |
| EROFS_FEATURE_FUNCS(ztailpacking, incompat, INCOMPAT_ZTAILPACKING) |
| EROFS_FEATURE_FUNCS(sb_chksum, compat, COMPAT_SB_CHKSUM) |
| |
| /* atomic flag definitions */ |
| #define EROFS_I_EA_INITED_BIT 0 |
| #define EROFS_I_Z_INITED_BIT 1 |
| |
| /* bitlock definitions (arranged in reverse order) */ |
| #define EROFS_I_BL_XATTR_BIT (BITS_PER_LONG - 1) |
| #define EROFS_I_BL_Z_BIT (BITS_PER_LONG - 2) |
| |
| struct erofs_inode { |
| erofs_nid_t nid; |
| |
| /* atomic flags (including bitlocks) */ |
| unsigned long flags; |
| |
| unsigned char datalayout; |
| unsigned char inode_isize; |
| unsigned short xattr_isize; |
| |
| unsigned int xattr_shared_count; |
| unsigned int *xattr_shared_xattrs; |
| |
| union { |
| erofs_blk_t raw_blkaddr; |
| struct { |
| unsigned short chunkformat; |
| unsigned char chunkbits; |
| }; |
| #ifdef CONFIG_EROFS_FS_ZIP |
| struct { |
| unsigned short z_advise; |
| unsigned char z_algorithmtype[2]; |
| unsigned char z_logical_clusterbits; |
| unsigned long z_tailextent_headlcn; |
| erofs_off_t z_idataoff; |
| unsigned short z_idata_size; |
| }; |
| #endif /* CONFIG_EROFS_FS_ZIP */ |
| }; |
| /* the corresponding vfs inode */ |
| struct inode vfs_inode; |
| }; |
| |
| #define EROFS_I(ptr) \ |
| container_of(ptr, struct erofs_inode, vfs_inode) |
| |
| static inline unsigned long erofs_inode_datablocks(struct inode *inode) |
| { |
| /* since i_size cannot be changed */ |
| return DIV_ROUND_UP(inode->i_size, EROFS_BLKSIZ); |
| } |
| |
| static inline unsigned int erofs_bitrange(unsigned int value, unsigned int bit, |
| unsigned int bits) |
| { |
| |
| return (value >> bit) & ((1 << bits) - 1); |
| } |
| |
| |
| static inline unsigned int erofs_inode_version(unsigned int value) |
| { |
| return erofs_bitrange(value, EROFS_I_VERSION_BIT, |
| EROFS_I_VERSION_BITS); |
| } |
| |
| static inline unsigned int erofs_inode_datalayout(unsigned int value) |
| { |
| return erofs_bitrange(value, EROFS_I_DATALAYOUT_BIT, |
| EROFS_I_DATALAYOUT_BITS); |
| } |
| |
| /* |
| * Different from grab_cache_page_nowait(), reclaiming is never triggered |
| * when allocating new pages. |
| */ |
| static inline |
| struct page *erofs_grab_cache_page_nowait(struct address_space *mapping, |
| pgoff_t index) |
| { |
| return pagecache_get_page(mapping, index, |
| FGP_LOCK|FGP_CREAT|FGP_NOFS|FGP_NOWAIT, |
| readahead_gfp_mask(mapping) & ~__GFP_RECLAIM); |
| } |
| |
| extern const struct super_operations erofs_sops; |
| |
| extern const struct address_space_operations erofs_raw_access_aops; |
| extern const struct address_space_operations z_erofs_aops; |
| |
| /* |
| * Logical to physical block mapping |
| * |
| * Different with other file systems, it is used for 2 access modes: |
| * |
| * 1) RAW access mode: |
| * |
| * Users pass a valid (m_lblk, m_lofs -- usually 0) pair, |
| * and get the valid m_pblk, m_pofs and the longest m_len(in bytes). |
| * |
| * Note that m_lblk in the RAW access mode refers to the number of |
| * the compressed ondisk block rather than the uncompressed |
| * in-memory block for the compressed file. |
| * |
| * m_pofs equals to m_lofs except for the inline data page. |
| * |
| * 2) Normal access mode: |
| * |
| * If the inode is not compressed, it has no difference with |
| * the RAW access mode. However, if the inode is compressed, |
| * users should pass a valid (m_lblk, m_lofs) pair, and get |
| * the needed m_pblk, m_pofs, m_len to get the compressed data |
| * and the updated m_lblk, m_lofs which indicates the start |
| * of the corresponding uncompressed data in the file. |
| */ |
| enum { |
| BH_Encoded = BH_PrivateStart, |
| BH_FullMapped, |
| }; |
| |
| /* Has a disk mapping */ |
| #define EROFS_MAP_MAPPED (1 << BH_Mapped) |
| /* Located in metadata (could be copied from bd_inode) */ |
| #define EROFS_MAP_META (1 << BH_Meta) |
| /* The extent is encoded */ |
| #define EROFS_MAP_ENCODED (1 << BH_Encoded) |
| /* The length of extent is full */ |
| #define EROFS_MAP_FULL_MAPPED (1 << BH_FullMapped) |
| |
| struct erofs_map_blocks { |
| struct erofs_buf buf; |
| |
| erofs_off_t m_pa, m_la; |
| u64 m_plen, m_llen; |
| |
| unsigned short m_deviceid; |
| char m_algorithmformat; |
| unsigned int m_flags; |
| }; |
| |
| /* Flags used by erofs_map_blocks_flatmode() */ |
| #define EROFS_GET_BLOCKS_RAW 0x0001 |
| /* |
| * Used to get the exact decompressed length, e.g. fiemap (consider lookback |
| * approach instead if possible since it's more metadata lightweight.) |
| */ |
| #define EROFS_GET_BLOCKS_FIEMAP 0x0002 |
| /* Used to map the whole extent if non-negligible data is requested for LZMA */ |
| #define EROFS_GET_BLOCKS_READMORE 0x0004 |
| /* Used to map tail extent for tailpacking inline pcluster */ |
| #define EROFS_GET_BLOCKS_FINDTAIL 0x0008 |
| |
| enum { |
| Z_EROFS_COMPRESSION_SHIFTED = Z_EROFS_COMPRESSION_MAX, |
| Z_EROFS_COMPRESSION_RUNTIME_MAX |
| }; |
| |
| /* zmap.c */ |
| extern const struct iomap_ops z_erofs_iomap_report_ops; |
| |
| #ifdef CONFIG_EROFS_FS_ZIP |
| int z_erofs_fill_inode(struct inode *inode); |
| int z_erofs_map_blocks_iter(struct inode *inode, |
| struct erofs_map_blocks *map, |
| int flags); |
| #else |
| static inline int z_erofs_fill_inode(struct inode *inode) { return -EOPNOTSUPP; } |
| static inline int z_erofs_map_blocks_iter(struct inode *inode, |
| struct erofs_map_blocks *map, |
| int flags) |
| { |
| return -EOPNOTSUPP; |
| } |
| #endif /* !CONFIG_EROFS_FS_ZIP */ |
| |
| struct erofs_map_dev { |
| struct block_device *m_bdev; |
| struct dax_device *m_daxdev; |
| u64 m_dax_part_off; |
| |
| erofs_off_t m_pa; |
| unsigned int m_deviceid; |
| }; |
| |
| /* data.c */ |
| extern const struct file_operations erofs_file_fops; |
| void erofs_unmap_metabuf(struct erofs_buf *buf); |
| void erofs_put_metabuf(struct erofs_buf *buf); |
| void *erofs_read_metabuf(struct erofs_buf *buf, struct super_block *sb, |
| erofs_blk_t blkaddr, enum erofs_kmap_type type); |
| int erofs_map_dev(struct super_block *sb, struct erofs_map_dev *dev); |
| int erofs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, |
| u64 start, u64 len); |
| |
| /* inode.c */ |
| static inline unsigned long erofs_inode_hash(erofs_nid_t nid) |
| { |
| #if BITS_PER_LONG == 32 |
| return (nid >> 32) ^ (nid & 0xffffffff); |
| #else |
| return nid; |
| #endif |
| } |
| |
| extern const struct inode_operations erofs_generic_iops; |
| extern const struct inode_operations erofs_symlink_iops; |
| extern const struct inode_operations erofs_fast_symlink_iops; |
| |
| struct inode *erofs_iget(struct super_block *sb, erofs_nid_t nid, bool dir); |
| int erofs_getattr(struct user_namespace *mnt_userns, const struct path *path, |
| struct kstat *stat, u32 request_mask, |
| unsigned int query_flags); |
| |
| /* namei.c */ |
| extern const struct inode_operations erofs_dir_iops; |
| |
| int erofs_namei(struct inode *dir, struct qstr *name, |
| erofs_nid_t *nid, unsigned int *d_type); |
| |
| /* dir.c */ |
| extern const struct file_operations erofs_dir_fops; |
| |
| static inline void *erofs_vm_map_ram(struct page **pages, unsigned int count) |
| { |
| int retried = 0; |
| |
| while (1) { |
| void *p = vm_map_ram(pages, count, -1); |
| |
| /* retry two more times (totally 3 times) */ |
| if (p || ++retried >= 3) |
| return p; |
| vm_unmap_aliases(); |
| } |
| return NULL; |
| } |
| |
| /* pcpubuf.c */ |
| void *erofs_get_pcpubuf(unsigned int requiredpages); |
| void erofs_put_pcpubuf(void *ptr); |
| int erofs_pcpubuf_growsize(unsigned int nrpages); |
| void erofs_pcpubuf_init(void); |
| void erofs_pcpubuf_exit(void); |
| |
| /* sysfs.c */ |
| int erofs_register_sysfs(struct super_block *sb); |
| void erofs_unregister_sysfs(struct super_block *sb); |
| int __init erofs_init_sysfs(void); |
| void erofs_exit_sysfs(void); |
| |
| /* utils.c / zdata.c */ |
| struct page *erofs_allocpage(struct page **pagepool, gfp_t gfp); |
| static inline void erofs_pagepool_add(struct page **pagepool, |
| struct page *page) |
| { |
| set_page_private(page, (unsigned long)*pagepool); |
| *pagepool = page; |
| } |
| void erofs_release_pages(struct page **pagepool); |
| |
| #ifdef CONFIG_EROFS_FS_ZIP |
| int erofs_workgroup_put(struct erofs_workgroup *grp); |
| struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb, |
| pgoff_t index); |
| struct erofs_workgroup *erofs_insert_workgroup(struct super_block *sb, |
| struct erofs_workgroup *grp); |
| void erofs_workgroup_free_rcu(struct erofs_workgroup *grp); |
| void erofs_shrinker_register(struct super_block *sb); |
| void erofs_shrinker_unregister(struct super_block *sb); |
| int __init erofs_init_shrinker(void); |
| void erofs_exit_shrinker(void); |
| int __init z_erofs_init_zip_subsystem(void); |
| void z_erofs_exit_zip_subsystem(void); |
| int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi, |
| struct erofs_workgroup *egrp); |
| int erofs_try_to_free_cached_page(struct page *page); |
| int z_erofs_load_lz4_config(struct super_block *sb, |
| struct erofs_super_block *dsb, |
| struct z_erofs_lz4_cfgs *lz4, int len); |
| #else |
| static inline void erofs_shrinker_register(struct super_block *sb) {} |
| static inline void erofs_shrinker_unregister(struct super_block *sb) {} |
| static inline int erofs_init_shrinker(void) { return 0; } |
| static inline void erofs_exit_shrinker(void) {} |
| static inline int z_erofs_init_zip_subsystem(void) { return 0; } |
| static inline void z_erofs_exit_zip_subsystem(void) {} |
| static inline int z_erofs_load_lz4_config(struct super_block *sb, |
| struct erofs_super_block *dsb, |
| struct z_erofs_lz4_cfgs *lz4, int len) |
| { |
| if (lz4 || dsb->u1.lz4_max_distance) { |
| erofs_err(sb, "lz4 algorithm isn't enabled"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| #endif /* !CONFIG_EROFS_FS_ZIP */ |
| |
| #ifdef CONFIG_EROFS_FS_ZIP_LZMA |
| int z_erofs_lzma_init(void); |
| void z_erofs_lzma_exit(void); |
| int z_erofs_load_lzma_config(struct super_block *sb, |
| struct erofs_super_block *dsb, |
| struct z_erofs_lzma_cfgs *lzma, int size); |
| #else |
| static inline int z_erofs_lzma_init(void) { return 0; } |
| static inline int z_erofs_lzma_exit(void) { return 0; } |
| static inline int z_erofs_load_lzma_config(struct super_block *sb, |
| struct erofs_super_block *dsb, |
| struct z_erofs_lzma_cfgs *lzma, int size) { |
| if (lzma) { |
| erofs_err(sb, "lzma algorithm isn't enabled"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| #endif /* !CONFIG_EROFS_FS_ZIP */ |
| |
| #define EFSCORRUPTED EUCLEAN /* Filesystem is corrupted */ |
| |
| #endif /* __EROFS_INTERNAL_H */ |