linux/fs/notify/fdinfo.c

// SPDX-License-Identifier: GPL-2.0
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/fsnotify_backend.h>
#include <linux/idr.h>
#include <linux/init.h>
#include <linux/inotify.h>
#include <linux/fanotify.h>
#include <linux/kernel.h>
#include <linux/namei.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/seq_file.h>
#include <linux/exportfs.h>

#include "inotify/inotify.h"
#include "fanotify/fanotify.h"
#include "fdinfo.h"
#include "fsnotify.h"

#if defined(CONFIG_PROC_FS)

#if defined(CONFIG_INOTIFY_USER) || defined(CONFIG_FANOTIFY)

static void show_fdinfo(struct seq_file *m, struct file *f,
			void (*show)(struct seq_file *m,
				     struct fsnotify_mark *mark))
{ … }

#if defined(CONFIG_EXPORTFS)
static void show_mark_fhandle(struct seq_file *m, struct inode *inode)
{ … }
#else
static void show_mark_fhandle(struct seq_file *m, struct inode *inode)
{
}
#endif

#ifdef CONFIG_INOTIFY_USER

static void inotify_fdinfo(struct seq_file *m, struct fsnotify_mark *mark)
{ … }

void inotify_show_fdinfo(struct seq_file *m, struct file *f)
{ … }

#endif /* CONFIG_INOTIFY_USER */

#ifdef CONFIG_FANOTIFY

static void fanotify_fdinfo(struct seq_file *m, struct fsnotify_mark *mark)
{ … }

void fanotify_show_fdinfo(struct seq_file *m, struct file *f)
{ … }

#endif /* CONFIG_FANOTIFY */

#endif /* CONFIG_INOTIFY_USER || CONFIG_FANOTIFY */

#endif /* CONFIG_PROC_FS */