Re: [PATCH v12 0/2] mm, pmem, xfs: Introduce MF_MEM_REMOVE for unbind

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On Thu, Jun 29, 2023 at 04:16:49PM +0800, Shiyang Ruan wrote:
> This patchset is to add gracefully unbind support for pmem.
> Patch1 corrects the calculation of length and end of a given range.
> Patch2 introduces a new flag call MF_MEM_REMOVE, to let dax holder know
> it is a remove event.  With the help of notify_failure mechanism, we are
> able to shutdown the filesystem on the pmem gracefully.

What is the status of this patch?
Thanks-
Bill


> 
> Changes since v11:
>  Patch1:
>   1. correct the count calculation in xfs_failure_pgcnt().
>       (was a wrong fix in v11)
>  Patch2:
>   1. use new exclusive freeze_super/thaw_super API, to make sure the unbind
>       progress won't be disturbed by any other freezer.
> 
> Shiyang Ruan (2):
>   xfs: fix the calculation for "end" and "length"
>   mm, pmem, xfs: Introduce MF_MEM_REMOVE for unbind
> 
>  drivers/dax/super.c         |  3 +-
>  fs/xfs/xfs_notify_failure.c | 95 +++++++++++++++++++++++++++++++++----
>  include/linux/mm.h          |  1 +
>  mm/memory-failure.c         | 17 +++++--
>  4 files changed, 101 insertions(+), 15 deletions(-)
> 
> -- 
> 2.40.1
> 





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