-/*
- * this is called from uncommit in the forced-shutdown path.
- * we need to check to see if the reference count on the log item
- * is going to drop to zero. If so, unpin will free the log item
- * so we need to free the item's descriptor (that points to the item)
- * in the transaction.
- */
-STATIC void
-xfs_buf_item_unpin_remove(
- xfs_buf_log_item_t *bip,
- xfs_trans_t *tp)
-{
- /* will xfs_buf_item_unpin() call xfs_buf_item_relse()? */
- if ((atomic_read(&bip->bli_refcount) == 1) &&
- (bip->bli_flags & XFS_BLI_STALE)) {
- /*
- * yes -- We can safely do some work here and then call
- * buf_item_unpin to do the rest because we are
- * are holding the buffer locked so no one else will be
- * able to bump up the refcount. We have to remove the
- * log item from the transaction as we are about to release
- * our reference to the buffer. If we don't, the unlock that
- * occurs later in the xfs_trans_uncommit() will try to
- * reference the buffer which we no longer have a hold on.
- */
- struct xfs_log_item_desc *lidp;
-
- ASSERT(XFS_BUF_VALUSEMA(bip->bli_buf) <= 0);
- trace_xfs_buf_item_unpin_stale(bip);
-
- lidp = xfs_trans_find_item(tp, (xfs_log_item_t *)bip);
- xfs_trans_free_item(tp, lidp);
-
- /*
- * Since the transaction no longer refers to the buffer, the
- * buffer should no longer refer to the transaction.
- */
- XFS_BUF_SET_FSPRIVATE2(bip->bli_buf, NULL);
- }
- xfs_buf_item_unpin(bip);
-}
-