diff options
Diffstat (limited to 'fs/hfs/hfs_fs.h')
| -rw-r--r-- | fs/hfs/hfs_fs.h | 72 |
1 files changed, 40 insertions, 32 deletions
diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h index 147374b6f67..0524cda47a6 100644 --- a/fs/hfs/hfs_fs.h +++ b/fs/hfs/hfs_fs.h @@ -9,10 +9,18 @@ #ifndef _LINUX_HFS_FS_H #define _LINUX_HFS_FS_H +#ifdef pr_fmt +#undef pr_fmt +#endif + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/slab.h> #include <linux/types.h> +#include <linux/mutex.h> #include <linux/buffer_head.h> #include <linux/fs.h> +#include <linux/workqueue.h> #include <asm/byteorder.h> #include <asm/uaccess.h> @@ -32,8 +40,18 @@ //#define DBG_MASK (DBG_CAT_MOD|DBG_BNODE_REFS|DBG_INODE|DBG_EXTENT) #define DBG_MASK (0) -#define dprint(flg, fmt, args...) \ - if (flg & DBG_MASK) printk(fmt , ## args) +#define hfs_dbg(flg, fmt, ...) \ +do { \ + if (DBG_##flg & DBG_MASK) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ +} while (0) + +#define hfs_dbg_cont(flg, fmt, ...) \ +do { \ + if (DBG_##flg & DBG_MASK) \ + pr_cont(fmt, ##__VA_ARGS__); \ +} while (0) + /* * struct hfs_inode_info @@ -53,7 +71,7 @@ struct hfs_inode_info { struct list_head open_dir_list; struct inode *rsrc_inode; - struct semaphore extents_lock; + struct mutex extents_lock; u16 alloc_blocks, clump_blocks; sector_t fs_blocks; @@ -132,22 +150,19 @@ struct hfs_sb_info { permissions on all files */ umode_t s_dir_umask; /* The umask applied to the permissions on all dirs */ - uid_t s_uid; /* The uid of all files */ - gid_t s_gid; /* The gid of all files */ + kuid_t s_uid; /* The uid of all files */ + kgid_t s_gid; /* The gid of all files */ int session, part; - struct nls_table *nls_io, *nls_disk; - - struct semaphore bitmap_lock; - + struct mutex bitmap_lock; unsigned long flags; - u16 blockoffset; - int fs_div; - - struct hlist_head rsrc_inodes; + struct super_block *sb; + int work_queued; /* non-zero delayed work is queued */ + struct delayed_work mdb_work; /* MDB flush delayed work */ + spinlock_t work_lock; /* protects mdb_work and work_queued */ }; #define HFS_FLG_BITMAP_DIRTY 0 @@ -175,7 +190,7 @@ extern const struct inode_operations hfs_dir_inode_operations; /* extent.c */ extern int hfs_ext_keycmp(const btree_key *, const btree_key *); extern int hfs_free_fork(struct super_block *, struct hfs_cat_file *, int); -extern void hfs_ext_write_extent(struct inode *); +extern int hfs_ext_write_extent(struct inode *); extern int hfs_extend_file(struct inode *); extern void hfs_file_truncate(struct inode *); @@ -185,14 +200,14 @@ extern int hfs_get_block(struct inode *, sector_t, struct buffer_head *, int); extern const struct address_space_operations hfs_aops; extern const struct address_space_operations hfs_btree_aops; -extern struct inode *hfs_new_inode(struct inode *, struct qstr *, int); +extern struct inode *hfs_new_inode(struct inode *, struct qstr *, umode_t); extern void hfs_inode_write_fork(struct inode *, struct hfs_extent *, __be32 *, __be32 *); -extern int hfs_write_inode(struct inode *, int); +extern int hfs_write_inode(struct inode *, struct writeback_control *); extern int hfs_inode_setattr(struct dentry *, struct iattr *); extern void hfs_inode_read_fork(struct inode *inode, struct hfs_extent *ext, __be32 log_size, __be32 phys_size, u32 clump_size); extern struct inode *hfs_iget(struct super_block *, struct hfs_cat_key *, hfs_cat_rec *); -extern void hfs_clear_inode(struct inode *); +extern void hfs_evict_inode(struct inode *); extern void hfs_delete_inode(struct inode *); /* attr.c */ @@ -212,17 +227,21 @@ extern void hfs_mdb_put(struct super_block *); extern int hfs_part_find(struct super_block *, sector_t *, sector_t *); /* string.c */ -extern struct dentry_operations hfs_dentry_operations; +extern const struct dentry_operations hfs_dentry_operations; -extern int hfs_hash_dentry(struct dentry *, struct qstr *); +extern int hfs_hash_dentry(const struct dentry *, struct qstr *); extern int hfs_strcmp(const unsigned char *, unsigned int, const unsigned char *, unsigned int); -extern int hfs_compare_dentry(struct dentry *, struct qstr *, struct qstr *); +extern int hfs_compare_dentry(const struct dentry *parent, const struct dentry *dentry, + unsigned int len, const char *str, const struct qstr *name); /* trans.c */ extern void hfs_asc2mac(struct super_block *, struct hfs_name *, struct qstr *); extern int hfs_mac2asc(struct super_block *, char *, const struct hfs_name *); +/* super.c */ +extern void hfs_mark_mdb_dirty(struct super_block *sb); + extern struct timezone sys_tz; /* @@ -250,18 +269,7 @@ static inline const char *hfs_mdb_name(struct super_block *sb) static inline void hfs_bitmap_dirty(struct super_block *sb) { set_bit(HFS_FLG_BITMAP_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; -} - -static inline void hfs_buffer_sync(struct buffer_head *bh) -{ - while (buffer_locked(bh)) { - wait_on_buffer(bh); - } - if (buffer_dirty(bh)) { - ll_rw_block(WRITE, 1, &bh); - wait_on_buffer(bh); - } + hfs_mark_mdb_dirty(sb); } #define sb_bread512(sb, sec, data) ({ \ |