diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ocfs2/heartbeat.c')
-rw-r--r-- | ANDROID_3.4.5/fs/ocfs2/heartbeat.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/ANDROID_3.4.5/fs/ocfs2/heartbeat.c b/ANDROID_3.4.5/fs/ocfs2/heartbeat.c deleted file mode 100644 index d8208b20..00000000 --- a/ANDROID_3.4.5/fs/ocfs2/heartbeat.c +++ /dev/null @@ -1,134 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * heartbeat.c - * - * Register ourselves with the heartbaet service, keep our node maps - * up to date, and fire off recovery when needed. - * - * Copyright (C) 2002, 2004 Oracle. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ - -#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); - -/* 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) -{ - 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) { - /* - * No cluster connection means we're not even ready to - * participate yet. We check the slots after the cluster - * comes up, so we will notice the node death then. We - * can safely ignore it here. - */ - 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; -} - |