mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-02 20:36:47 +07:00
c32c2f63a9
seq_path() is always called with a dentry and a vfsmount from a struct path. Make seq_path() take it directly as an argument. Signed-off-by: Jan Blunck <jblunck@suse.de> Cc: Christoph Hellwig <hch@lst.de> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: "J. Bruce Fields" <bfields@fieldses.org> Cc: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
#ifndef _LINUX_SEQ_FILE_H
|
|
#define _LINUX_SEQ_FILE_H
|
|
#ifdef __KERNEL__
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/string.h>
|
|
#include <linux/mutex.h>
|
|
|
|
struct seq_operations;
|
|
struct file;
|
|
struct path;
|
|
struct inode;
|
|
|
|
struct seq_file {
|
|
char *buf;
|
|
size_t size;
|
|
size_t from;
|
|
size_t count;
|
|
loff_t index;
|
|
u64 version;
|
|
struct mutex lock;
|
|
const struct seq_operations *op;
|
|
void *private;
|
|
};
|
|
|
|
struct seq_operations {
|
|
void * (*start) (struct seq_file *m, loff_t *pos);
|
|
void (*stop) (struct seq_file *m, void *v);
|
|
void * (*next) (struct seq_file *m, void *v, loff_t *pos);
|
|
int (*show) (struct seq_file *m, void *v);
|
|
};
|
|
|
|
int seq_open(struct file *, const struct seq_operations *);
|
|
ssize_t seq_read(struct file *, char __user *, size_t, loff_t *);
|
|
loff_t seq_lseek(struct file *, loff_t, int);
|
|
int seq_release(struct inode *, struct file *);
|
|
int seq_escape(struct seq_file *, const char *, const char *);
|
|
int seq_putc(struct seq_file *m, char c);
|
|
int seq_puts(struct seq_file *m, const char *s);
|
|
|
|
int seq_printf(struct seq_file *, const char *, ...)
|
|
__attribute__ ((format (printf,2,3)));
|
|
|
|
int seq_path(struct seq_file *, struct path *, char *);
|
|
|
|
int single_open(struct file *, int (*)(struct seq_file *, void *), void *);
|
|
int single_release(struct inode *, struct file *);
|
|
void *__seq_open_private(struct file *, const struct seq_operations *, int);
|
|
int seq_open_private(struct file *, const struct seq_operations *, int);
|
|
int seq_release_private(struct inode *, struct file *);
|
|
|
|
#define SEQ_START_TOKEN ((void *)1)
|
|
|
|
/*
|
|
* Helpers for iteration over list_head-s in seq_files
|
|
*/
|
|
|
|
extern struct list_head *seq_list_start(struct list_head *head,
|
|
loff_t pos);
|
|
extern struct list_head *seq_list_start_head(struct list_head *head,
|
|
loff_t pos);
|
|
extern struct list_head *seq_list_next(void *v, struct list_head *head,
|
|
loff_t *ppos);
|
|
|
|
struct net;
|
|
struct seq_net_private {
|
|
struct net *net;
|
|
};
|
|
|
|
int seq_open_net(struct inode *, struct file *,
|
|
const struct seq_operations *, int);
|
|
int seq_release_net(struct inode *, struct file *);
|
|
static inline struct net *seq_file_net(struct seq_file *seq)
|
|
{
|
|
return ((struct seq_net_private *)seq->private)->net;
|
|
}
|
|
|
|
#endif
|
|
#endif
|