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From:   Dan Williams <dan.j.williams@intel.com>
Date:   Fri, 27 May 2022 15:34:04 -0700
Message-ID: <CAPcyv4gyd=k7qx7nfnLmnmTASFmrJF-nOBAs9cTqM5DSuCZU6Q@mail.gmail.com>
Subject: [GIT PULL] LIBNVDIMM and DAX for 5.19
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Linux NVDIMM <nvdimm@lists.linux.dev>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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Hi Linus, please pull from:

  git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
tags/libnvdimm-for-5.19

...to receive new support for clearing memory errors when a file is in
DAX mode, alongside with some other fixes and cleanups. Previously it
was only possible to clear these errors using a truncate or hole-punch
operation to trigger the filesystem to reallocate the block, now, any
page aligned write can opportunistically clear errors as well. This
change spans x86/mm, nvdimm, and fs/dax, and has received the
appropriate sign-offs. Thanks to Jane for her work on this. It has
been in -next for several releases with no known remaining issues.

---

The following changes since commit af2d861d4cd2a4da5137f795ee3509e6f944a25b:

  Linux 5.18-rc4 (2022-04-24 14:51:22 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
tags/libnvdimm-for-5.19

for you to fetch changes up to f42e8e5088b9e791c8f7ac661f68e29a4996a4e3:

  pmem: implement pmem_recovery_write() (2022-05-16 13:38:19 -0700)

----------------------------------------------------------------
libnvdimm for 5.19

- Add support for clearing memory error via pwrite(2) on DAX

- Fix 'security overwrite' support in the presence of media errors

- Miscellaneous cleanups and fixes for nfit_test (nvdimm unit tests)

----------------------------------------------------------------
Dan Williams (1):
      nvdimm: Allow overwrite in the presence of disabled dimms

Jane Chu (7):
      acpi/nfit: rely on mce->misc to determine poison granularity
      x86/mce: relocate set{clear}_mce_nospec() functions
      mce: fix set_mce_nospec to always unmap the whole page
      dax: introduce DAX_RECOVERY_WRITE dax access mode
      dax: add .recovery_write dax_operation
      pmem: refactor pmem_clear_poison()
      pmem: implement pmem_recovery_write()

Michal Suchanek (2):
      testing: nvdimm: iomap: make __nfit_test_ioremap a macro
      testing: nvdimm: asm/mce.h is not needed in nfit.c

ran jianping (1):
      tools/testing/nvdimm: remove unneeded flush_workqueue

 arch/x86/include/asm/set_memory.h |  52 ----------
 arch/x86/kernel/cpu/mce/core.c    |   6 +-
 arch/x86/mm/pat/set_memory.c      |  49 ++++++++-
 drivers/acpi/nfit/mce.c           |   4 +-
 drivers/dax/super.c               |  14 ++-
 drivers/md/dm-linear.c            |  15 ++-
 drivers/md/dm-log-writes.c        |  15 ++-
 drivers/md/dm-stripe.c            |  15 ++-
 drivers/md/dm-target.c            |   4 +-
 drivers/md/dm-writecache.c        |   7 +-
 drivers/md/dm.c                   |  25 ++++-
 drivers/nvdimm/pmem.c             | 203 +++++++++++++++++++++++++++-----------
 drivers/nvdimm/pmem.h             |   5 +-
 drivers/nvdimm/security.c         |   5 -
 drivers/s390/block/dcssblk.c      |   9 +-
 fs/dax.c                          |  22 ++++-
 fs/fuse/dax.c                     |   4 +-
 fs/fuse/virtio_fs.c               |   6 +-
 include/linux/dax.h               |  22 ++++-
 include/linux/device-mapper.h     |  13 ++-
 include/linux/set_memory.h        |  10 +-
 tools/testing/nvdimm/pmem-dax.c   |   4 +-
 tools/testing/nvdimm/test/iomap.c |  18 ++--
 tools/testing/nvdimm/test/nfit.c  |   3 -
 24 files changed, 359 insertions(+), 171 deletions(-)