[LU-4631] ll_readdir() does not assign pos properly

• Type: Bug
• Resolution: Duplicate
• Priority: Minor
• Affects Version/s: Lustre 2.6.0
• Labels: patch
• Severity: 3
• Assignee: WC Triage
• Reporter: Peng Tao

Description

pos seems not assigned after ll_dir_read() and we never get MDS_DIR_END_OFF.

 306         op_data->op_hash_offset = pos;
 307         op_data->op_max_pages = sbi->ll_md_brw_size >> PAGE_CACHE_SHIFT;
 308         rc = ll_dir_read(inode, op_data, cookie, filldir);
 309         if (lfd != NULL)
 310                 lfd->lfd_pos = op_data->op_hash_offset;
 311
 312         if (pos == MDS_DIR_END_OFF) {