linux/fs/ocfs2/heartbeat.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * heartbeat.c
 *
 * Register ourselves with the heartbeat service, keep our node maps
 * up to date, and fire off recovery when needed.
 *
 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
 */

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

#include <cluster/masklog.h>

#include "ocfs2.h"

#include "alloc.h"
#include "heartbeat.h"
#include "inode.h"
#include "journal.h"
#include "ocfs2_trace.h"

#include "buffer_head_io.h"

/* special case -1 for now
 * TODO: should *really* make sure the calling func never passes -1!!  */
static void ocfs2_node_map_init(struct ocfs2_node_map *map)
{ … }

void ocfs2_init_node_maps(struct ocfs2_super *osb)
{ … }

void ocfs2_do_node_down(int node_num, void *data)
{ … }

void ocfs2_node_map_set_bit(struct ocfs2_super *osb,
			    struct ocfs2_node_map *map,
			    int bit)
{ … }

void ocfs2_node_map_clear_bit(struct ocfs2_super *osb,
			      struct ocfs2_node_map *map,
			      int bit)
{ … }

int ocfs2_node_map_test_bit(struct ocfs2_super *osb,
			    struct ocfs2_node_map *map,
			    int bit)
{ … }