struct super_block *sb = inode->i_sb;
if (!grab_super_passive(sb)) {
- requeue_io(inode, wb);
+ /*
+ * grab_super_passive() may fail consistently due to
+ * s_umount being grabbed by someone else. Don't use
+ * requeue_io() to avoid busy retrying the inode/sb.
+ */
+ redirty_tail(inode, wb);
continue;
}
wrote += writeback_sb_inodes(sb, wb, work);