diff options
Diffstat (limited to 'fs/ubifs/ubifs.h')
| -rw-r--r-- | fs/ubifs/ubifs.h | 43 |
1 files changed, 14 insertions, 29 deletions
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index 1f3ea879d93a..256dbaeeb0de 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -124,13 +124,6 @@ #define OLD_ZNODE_AGE 20 #define YOUNG_ZNODE_AGE 5 -/* - * Some compressors, like LZO, may end up with more data then the input buffer. - * So UBIFS always allocates larger output buffer, to be sure the compressor - * will not corrupt memory in case of worst case compression. - */ -#define WORST_COMPR_FACTOR 2 - #ifdef CONFIG_FS_ENCRYPTION #define UBIFS_CIPHER_BLOCK_SIZE FSCRYPT_CONTENTS_ALIGNMENT #else @@ -141,7 +134,7 @@ * How much memory is needed for a buffer where we compress a data node. */ #define COMPRESSED_DATA_NODE_BUF_SZ \ - (UBIFS_DATA_NODE_SZ + UBIFS_BLOCK_SIZE * WORST_COMPR_FACTOR) + (UBIFS_DATA_NODE_SZ + UBIFS_BLOCK_SIZE) /* Maximum expected tree height for use by bottom_up_buf */ #define BOTTOM_UP_HEIGHT 64 @@ -158,13 +151,6 @@ #endif /* - * The UBIFS sysfs directory name pattern and maximum name length (3 for "ubi" - * + 1 for "_" and plus 2x2 for 2 UBI numbers and 1 for the trailing zero byte. - */ -#define UBIFS_DFS_DIR_NAME "ubi%d_%d" -#define UBIFS_DFS_DIR_LEN (3 + 1 + 2*2 + 1) - -/* * Lockdep classes for UBIFS inode @ui_mutex. */ enum { @@ -277,6 +263,8 @@ enum { ASSACT_PANIC, }; +struct folio; + /** * struct ubifs_old_idx - index node obsoleted since last commit start. * @rb: rb-tree node @@ -842,16 +830,12 @@ struct ubifs_node_range { * struct ubifs_compressor - UBIFS compressor description structure. * @compr_type: compressor type (%UBIFS_COMPR_LZO, etc) * @cc: cryptoapi compressor handle - * @comp_mutex: mutex used during compression - * @decomp_mutex: mutex used during decompression * @name: compressor name * @capi_name: cryptoapi compressor name */ struct ubifs_compressor { int compr_type; - struct crypto_comp *cc; - struct mutex *comp_mutex; - struct mutex *decomp_mutex; + struct crypto_acomp *cc; const char *name; const char *capi_name; }; @@ -923,8 +907,6 @@ struct ubifs_budget_req { * @rb: rb-tree node of rb-tree of orphans sorted by inode number * @list: list head of list of orphans in order added * @new_list: list head of list of orphans added since the last commit - * @child_list: list of xattr children if this orphan hosts xattrs, list head - * if this orphan is a xattr, not used otherwise. * @cnext: next orphan to commit * @dnext: next orphan to delete * @inum: inode number @@ -936,7 +918,6 @@ struct ubifs_orphan { struct rb_node rb; struct list_head list; struct list_head new_list; - struct list_head child_list; struct ubifs_orphan *cnext; struct ubifs_orphan *dnext; ino_t inum; @@ -1803,9 +1784,10 @@ int ubifs_consolidate_log(struct ubifs_info *c); /* journal.c */ int ubifs_jnl_update(struct ubifs_info *c, const struct inode *dir, const struct fscrypt_name *nm, const struct inode *inode, - int deletion, int xent); + int deletion, int xent, int in_orphan); int ubifs_jnl_write_data(struct ubifs_info *c, const struct inode *inode, - const union ubifs_key *key, const void *buf, int len); + const union ubifs_key *key, struct folio *folio, + size_t offset, int len); int ubifs_jnl_write_inode(struct ubifs_info *c, const struct inode *inode); int ubifs_jnl_delete_inode(struct ubifs_info *c, const struct inode *inode); int ubifs_jnl_xrename(struct ubifs_info *c, const struct inode *fst_dir, @@ -1820,7 +1802,7 @@ int ubifs_jnl_rename(struct ubifs_info *c, const struct inode *old_dir, const struct inode *new_dir, const struct inode *new_inode, const struct fscrypt_name *new_nm, - const struct inode *whiteout, int sync); + const struct inode *whiteout, int sync, int delete_orphan); int ubifs_jnl_truncate(struct ubifs_info *c, const struct inode *inode, loff_t old_size, loff_t new_size); int ubifs_jnl_delete_xattr(struct ubifs_info *c, const struct inode *host, @@ -2050,13 +2032,10 @@ ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf, #ifdef CONFIG_UBIFS_FS_XATTR extern const struct xattr_handler * const ubifs_xattr_handlers[]; ssize_t ubifs_listxattr(struct dentry *dentry, char *buffer, size_t size); -void ubifs_evict_xattr_inode(struct ubifs_info *c, ino_t xattr_inum); int ubifs_purge_xattrs(struct inode *host); #else #define ubifs_listxattr NULL #define ubifs_xattr_handlers NULL -static inline void ubifs_evict_xattr_inode(struct ubifs_info *c, - ino_t xattr_inum) { } static inline int ubifs_purge_xattrs(struct inode *host) { return 0; @@ -2108,8 +2087,14 @@ int __init ubifs_compressors_init(void); void ubifs_compressors_exit(void); void ubifs_compress(const struct ubifs_info *c, const void *in_buf, int in_len, void *out_buf, int *out_len, int *compr_type); +void ubifs_compress_folio(const struct ubifs_info *c, struct folio *folio, + size_t offset, int in_len, void *out_buf, + int *out_len, int *compr_type); int ubifs_decompress(const struct ubifs_info *c, const void *buf, int len, void *out, int *out_len, int compr_type); +int ubifs_decompress_folio(const struct ubifs_info *c, const void *buf, + int len, struct folio *folio, size_t offset, + int *out_len, int compr_type); /* sysfs.c */ int ubifs_sysfs_init(void); |