+void ll_truncate_inode_pages_final(struct inode *inode)
+{
+ struct address_space *mapping = &inode->i_data;
+ unsigned long nrpages;
+ unsigned long flags;
+
+ truncate_inode_pages_final(mapping);
+
+ /* Workaround for LU-118: Note nrpages may not be totally updated when
+ * truncate_inode_pages() returns, as there can be a page in the process
+ * of deletion (inside __delete_from_page_cache()) in the specified
+ * range. Thus mapping->nrpages can be non-zero when this function
+ * returns even after truncation of the whole mapping. Only do this if
+ * npages isn't already zero.
+ */
+ nrpages = mapping->nrpages;
+ if (nrpages) {
+ xa_lock_irqsave(&mapping->i_pages, flags);
+ nrpages = mapping->nrpages;
+ xa_unlock_irqrestore(&mapping->i_pages, flags);
+ } /* Workaround end */
+
+ LASSERTF(nrpages == 0, "%s: inode="DFID"(%p) nrpages=%lu, "
+ "see https://jira.whamcloud.com/browse/LU-118\n",
+ ll_get_fsname(inode->i_sb, NULL, 0),
+ PFID(ll_inode2fid(inode)), inode, nrpages);
+}
+