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Diffstat (limited to 'fs/ocfs2/slot_map.c')
-rw-r--r--fs/ocfs2/slot_map.c46
1 files changed, 27 insertions, 19 deletions
diff --git a/fs/ocfs2/slot_map.c b/fs/ocfs2/slot_map.c
index 8caeceeaeda7..4da0e4b1e79b 100644
--- a/fs/ocfs2/slot_map.c
+++ b/fs/ocfs2/slot_map.c
@@ -254,14 +254,16 @@ static int __ocfs2_find_empty_slot(struct ocfs2_slot_info *si,
int i, ret = -ENOSPC;
if ((preferred >= 0) && (preferred < si->si_num_slots)) {
- if (!si->si_slots[preferred].sl_valid) {
+ if (!si->si_slots[preferred].sl_valid ||
+ !si->si_slots[preferred].sl_node_num) {
ret = preferred;
goto out;
}
}
for(i = 0; i < si->si_num_slots; i++) {
- if (!si->si_slots[i].sl_valid) {
+ if (!si->si_slots[i].sl_valid ||
+ !si->si_slots[i].sl_node_num) {
ret = i;
break;
}
@@ -456,24 +458,30 @@ int ocfs2_find_slot(struct ocfs2_super *osb)
spin_lock(&osb->osb_lock);
ocfs2_update_slot_info(si);
- /* search for ourselves first and take the slot if it already
- * exists. Perhaps we need to mark this in a variable for our
- * own journal recovery? Possibly not, though we certainly
- * need to warn to the user */
- slot = __ocfs2_node_num_to_slot(si, osb->node_num);
- if (slot < 0) {
- /* if no slot yet, then just take 1st available
- * one. */
- slot = __ocfs2_find_empty_slot(si, osb->preferred_slot);
+ if (ocfs2_mount_local(osb))
+ /* use slot 0 directly in local mode */
+ slot = 0;
+ else {
+ /* search for ourselves first and take the slot if it already
+ * exists. Perhaps we need to mark this in a variable for our
+ * own journal recovery? Possibly not, though we certainly
+ * need to warn to the user */
+ slot = __ocfs2_node_num_to_slot(si, osb->node_num);
if (slot < 0) {
- spin_unlock(&osb->osb_lock);
- mlog(ML_ERROR, "no free slots available!\n");
- status = -EINVAL;
- goto bail;
- }
- } else
- printk(KERN_INFO "ocfs2: Slot %d on device (%s) was already "
- "allocated to this node!\n", slot, osb->dev_str);
+ /* if no slot yet, then just take 1st available
+ * one. */
+ slot = __ocfs2_find_empty_slot(si, osb->preferred_slot);
+ if (slot < 0) {
+ spin_unlock(&osb->osb_lock);
+ mlog(ML_ERROR, "no free slots available!\n");
+ status = -EINVAL;
+ goto bail;
+ }
+ } else
+ printk(KERN_INFO "ocfs2: Slot %d on device (%s) was "
+ "already allocated to this node!\n",
+ slot, osb->dev_str);
+ }
ocfs2_set_slot(si, slot, osb->node_num);
osb->slot_num = slot;