On Mon, Dec 18, 2017 at 8:28 AM, Vishal Verma <vishal.l.verma@xxxxxxxxx> wrote:
> Due to a spec misinterpretation, the Linux implementation of the BTT log
> area had different padding scheme from other implementations, such as
> UEFI and NVML.
>
> This fixes the padding scheme, and defaults to it for new BTT layouts.
> We attempt to detect the padding scheme in use when probing for an
> existing BTT. If we detect the older/incompatible scheme, we continue
> using it.
>
> Reported-by: Juston Li <juston.li@xxxxxxxxx>
> Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Fixes: 5212e11fde4d ("nd_btt: atomic sector updates")
> Signed-off-by: Vishal Verma <vishal.l.verma@xxxxxxxxx>
> ---
> drivers/nvdimm/btt.c | 201 ++++++++++++++++++++++++++++++++++++++++++---------
> drivers/nvdimm/btt.h | 45 +++++++++++-
> 2 files changed, 211 insertions(+), 35 deletions(-)
Looks good to me, applied.