On Fri, 2018-10-26 at 10:54 -0700, Nick Desaulniers wrote: +AD4 If creating one instance of this variable is a functional change, I +AD4 can't help but suspect the original code was wrong. But maybe Bart, +AD4 Boaz, or Christoph can clarify or have more thoughts on this? Looks +AD4 like Boaz added this header in commit de258bf5e638 (+ACIAWw-SCSI+AF0 libosd: +AD4 OSDv1 Headers+ACI). Hi Nick and Nathan, Had you noticed the following e-mail from early October: https://marc.info/?l+AD0-linux-kernel+ACY-m+AD0-153849955503249? Thanks, Bart.