linux/fs/ocfs2/sysfile.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * sysfile.c
 *
 * Initialize, read, write, etc. system files.
 *
 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
 */

#include <linux/fs.h>
#include <linux/types.h>
#include <linux/highmem.h>

#include <cluster/masklog.h>

#include "ocfs2.h"

#include "alloc.h"
#include "dir.h"
#include "inode.h"
#include "journal.h"
#include "sysfile.h"

#include "buffer_head_io.h"

static struct inode * _ocfs2_get_system_file_inode(struct ocfs2_super *osb,
						   int type,
						   u32 slot);

#ifdef CONFIG_DEBUG_LOCK_ALLOC
static struct lock_class_key ocfs2_sysfile_cluster_lock_key[NUM_SYSTEM_INODES];
#endif

static inline int is_global_system_inode(int type)
{ … }

static struct inode **get_local_system_inode(struct ocfs2_super *osb,
					     int type,
					     u32 slot)
{ … }

struct inode *ocfs2_get_system_file_inode(struct ocfs2_super *osb,
					  int type,
					  u32 slot)
{ … }

static struct inode * _ocfs2_get_system_file_inode(struct ocfs2_super *osb,
						   int type,
						   u32 slot)
{ … }