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fb523f3227
This patch removes the !NO_TRUNCATE code that anyway required a manual editing of the code for being used. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
91 lines
3.4 KiB
C
91 lines
3.4 KiB
C
#include <linux/fs.h>
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#include <linux/pagemap.h>
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#include <linux/minix_fs.h>
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#define INODE_VERSION(inode) minix_sb(inode->i_sb)->s_version
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#define MINIX_V1 0x0001 /* original minix fs */
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#define MINIX_V2 0x0002 /* minix V2 fs */
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#define MINIX_V3 0x0003 /* minix V3 fs */
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/*
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* minix fs inode data in memory
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*/
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struct minix_inode_info {
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union {
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__u16 i1_data[16];
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__u32 i2_data[16];
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} u;
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struct inode vfs_inode;
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};
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/*
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* minix super-block data in memory
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*/
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struct minix_sb_info {
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unsigned long s_ninodes;
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unsigned long s_nzones;
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unsigned long s_imap_blocks;
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unsigned long s_zmap_blocks;
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unsigned long s_firstdatazone;
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unsigned long s_log_zone_size;
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unsigned long s_max_size;
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int s_dirsize;
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int s_namelen;
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int s_link_max;
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struct buffer_head ** s_imap;
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struct buffer_head ** s_zmap;
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struct buffer_head * s_sbh;
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struct minix_super_block * s_ms;
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unsigned short s_mount_state;
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unsigned short s_version;
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};
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extern struct inode *minix_iget(struct super_block *, unsigned long);
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extern struct minix_inode * minix_V1_raw_inode(struct super_block *, ino_t, struct buffer_head **);
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extern struct minix2_inode * minix_V2_raw_inode(struct super_block *, ino_t, struct buffer_head **);
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extern struct inode * minix_new_inode(const struct inode * dir, int * error);
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extern void minix_free_inode(struct inode * inode);
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extern unsigned long minix_count_free_inodes(struct minix_sb_info *sbi);
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extern int minix_new_block(struct inode * inode);
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extern void minix_free_block(struct inode *inode, unsigned long block);
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extern unsigned long minix_count_free_blocks(struct minix_sb_info *sbi);
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extern int minix_getattr(struct vfsmount *, struct dentry *, struct kstat *);
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extern int __minix_write_begin(struct file *file, struct address_space *mapping,
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loff_t pos, unsigned len, unsigned flags,
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struct page **pagep, void **fsdata);
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extern void V1_minix_truncate(struct inode *);
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extern void V2_minix_truncate(struct inode *);
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extern void minix_truncate(struct inode *);
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extern int minix_sync_inode(struct inode *);
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extern void minix_set_inode(struct inode *, dev_t);
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extern int V1_minix_get_block(struct inode *, long, struct buffer_head *, int);
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extern int V2_minix_get_block(struct inode *, long, struct buffer_head *, int);
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extern unsigned V1_minix_blocks(loff_t, struct super_block *);
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extern unsigned V2_minix_blocks(loff_t, struct super_block *);
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extern struct minix_dir_entry *minix_find_entry(struct dentry*, struct page**);
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extern int minix_add_link(struct dentry*, struct inode*);
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extern int minix_delete_entry(struct minix_dir_entry*, struct page*);
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extern int minix_make_empty(struct inode*, struct inode*);
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extern int minix_empty_dir(struct inode*);
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extern void minix_set_link(struct minix_dir_entry*, struct page*, struct inode*);
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extern struct minix_dir_entry *minix_dotdot(struct inode*, struct page**);
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extern ino_t minix_inode_by_name(struct dentry*);
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extern int minix_sync_file(struct file *, struct dentry *, int);
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extern const struct inode_operations minix_file_inode_operations;
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extern const struct inode_operations minix_dir_inode_operations;
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extern const struct file_operations minix_file_operations;
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extern const struct file_operations minix_dir_operations;
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static inline struct minix_sb_info *minix_sb(struct super_block *sb)
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{
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return sb->s_fs_info;
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}
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static inline struct minix_inode_info *minix_i(struct inode *inode)
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{
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return list_entry(inode, struct minix_inode_info, vfs_inode);
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}
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