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Commit 2d1a868c authored by Kurt Hackel's avatar Kurt Hackel Committed by Mark Fasheh
Browse files

ocfs2: take mle reference during migration 



Signed-off-by: default avatarKurt Hackel <kurt.hackel@oracle.com>
Signed-off-by: default avatarMark Fasheh <mark.fasheh@oracle.com>
parent 41b8c8a1

fs/ocfs2/dlm/dlmmaster.c

+17 −0
Original line number Diff line number Diff line
@@ -1710,6 +1710,23 @@ int dlm_assert_master_handler(struct o2net_msg *msg, u32 len, void *data) 
				     assert->node_idx);

			}

		}

		if (mle->type == DLM_MLE_MIGRATION) {

			if (flags & DLM_ASSERT_MASTER_MLE_CLEANUP) {

				mlog(0, "%s:%.*s: got cleanup assert"

				     " from %u for migration\n",

				     dlm->name, namelen, name,

				     assert->node_idx);

			} else if (!(flags & DLM_ASSERT_MASTER_FINISH_MIGRATION)) {

				mlog(0, "%s:%.*s: got unrelated assert"

				     " from %u for migration, ignoring\n",

				     dlm->name, namelen, name,

				     assert->node_idx);

				__dlm_put_mle(mle);

				spin_unlock(&dlm->master_lock);

				spin_unlock(&dlm->spinlock);

				goto done;

			}	

		}

	}

	spin_unlock(&dlm->master_lock);