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path: root/fs/ocfs2/dlm/dlmunlock.c
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Diffstat (limited to 'fs/ocfs2/dlm/dlmunlock.c')
-rw-r--r--fs/ocfs2/dlm/dlmunlock.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmunlock.c b/fs/ocfs2/dlm/dlmunlock.c
index ac89c509daf..b0c3134f4f7 100644
--- a/fs/ocfs2/dlm/dlmunlock.c
+++ b/fs/ocfs2/dlm/dlmunlock.c
@@ -318,6 +318,16 @@ static enum dlm_status dlm_send_remote_unlock_request(struct dlm_ctxt *dlm,
mlog_entry("%.*s\n", res->lockname.len, res->lockname.name);
+ if (owner == dlm->node_num) {
+ /* ended up trying to contact ourself. this means
+ * that the lockres had been remote but became local
+ * via a migration. just retry it, now as local */
+ mlog(0, "%s:%.*s: this node became the master due to a "
+ "migration, re-evaluate now\n", dlm->name,
+ res->lockname.len, res->lockname.name);
+ return DLM_FORWARD;
+ }
+
memset(&unlock, 0, sizeof(unlock));
unlock.node_idx = dlm->node_num;
unlock.flags = cpu_to_be32(flags);