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- #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"
- static inline void __ocfs2_node_map_set_bit(struct ocfs2_node_map *map,
- int bit);
- static inline void __ocfs2_node_map_clear_bit(struct ocfs2_node_map *map,
- int bit);
- static void ocfs2_node_map_init(struct ocfs2_node_map *map)
- {
- map->num_nodes = OCFS2_NODE_MAP_MAX_NODES;
- memset(map->map, 0, BITS_TO_LONGS(OCFS2_NODE_MAP_MAX_NODES) *
- sizeof(unsigned long));
- }
- void ocfs2_init_node_maps(struct ocfs2_super *osb)
- {
- spin_lock_init(&osb->node_map_lock);
- ocfs2_node_map_init(&osb->osb_recovering_orphan_dirs);
- }
- void ocfs2_do_node_down(int node_num, void *data)
- {
- struct ocfs2_super *osb = data;
- BUG_ON(osb->node_num == node_num);
- trace_ocfs2_do_node_down(node_num);
- if (!osb->cconn) {
-
- return;
- }
- ocfs2_recovery_thread(osb, node_num);
- }
- static inline void __ocfs2_node_map_set_bit(struct ocfs2_node_map *map,
- int bit)
- {
- set_bit(bit, map->map);
- }
- void ocfs2_node_map_set_bit(struct ocfs2_super *osb,
- struct ocfs2_node_map *map,
- int bit)
- {
- if (bit==-1)
- return;
- BUG_ON(bit >= map->num_nodes);
- spin_lock(&osb->node_map_lock);
- __ocfs2_node_map_set_bit(map, bit);
- spin_unlock(&osb->node_map_lock);
- }
- static inline void __ocfs2_node_map_clear_bit(struct ocfs2_node_map *map,
- int bit)
- {
- clear_bit(bit, map->map);
- }
- void ocfs2_node_map_clear_bit(struct ocfs2_super *osb,
- struct ocfs2_node_map *map,
- int bit)
- {
- if (bit==-1)
- return;
- BUG_ON(bit >= map->num_nodes);
- spin_lock(&osb->node_map_lock);
- __ocfs2_node_map_clear_bit(map, bit);
- spin_unlock(&osb->node_map_lock);
- }
- int ocfs2_node_map_test_bit(struct ocfs2_super *osb,
- struct ocfs2_node_map *map,
- int bit)
- {
- int ret;
- if (bit >= map->num_nodes) {
- mlog(ML_ERROR, "bit=%d map->num_nodes=%d\n", bit, map->num_nodes);
- BUG();
- }
- spin_lock(&osb->node_map_lock);
- ret = test_bit(bit, map->map);
- spin_unlock(&osb->node_map_lock);
- return ret;
- }
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