root/include/linux/ceph/debugfs.h

INCLUDED FROM

#ifndef _FS_CEPH_DEBUGFS_H
#define _FS_CEPH_DEBUGFS_H

#include <linux/ceph/ceph_debug.h>
#include <linux/ceph/types.h>

#define CEPH_DEFINE_SHOW_FUNC(name)                                     \
static int name##_open(struct inode *inode, struct file *file)          \
{                                                                       \
        struct seq_file *sf;                                            \
        int ret;                                                        \
                                                                        \
        ret = single_open(file, name, NULL);                            \
        sf = file->private_data;                                        \
        sf->private = inode->i_private;                                 \
        return ret;                                                     \
}                                                                       \
                                                                        \
static const struct file_operations name##_fops = {                     \
        .open           = name##_open,                                  \
        .read           = seq_read,                                     \
        .llseek         = seq_lseek,                                    \
        .release        = single_release,                               \
};

/* debugfs.c */
extern int ceph_debugfs_init(void);
extern void ceph_debugfs_cleanup(void);
extern int ceph_debugfs_client_init(struct ceph_client *client);
extern void ceph_debugfs_client_cleanup(struct ceph_client *client);

#endif