From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Sun, 14 Oct 2018 06:34:31 +0000 (+0200)
Subject: Merge tag 'libnvdimm-fixes-4.19-rc8' of git://git.kernel.org/pub/scm/linux/kernel... 
X-Git-Tag: v4.19~35
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3a27203102ebfa67bd0bced05b1def499bb59db2;p=platform%2Fkernel%2Flinux-rpi.git

Merge tag 'libnvdimm-fixes-4.19-rc8' of git://git./linux/kernel/git/nvdimm/nvdimm

Dan writes:
  "libnvdimm/dax 4.19-rc8

   * Fix a livelock in dax_layout_busy_page() present since v4.18. The
     lockup triggers when truncating an actively mapped huge page out of
     a mapping pinned for direct-I/O.

   * Fix mprotect() clobbers of _PAGE_DEVMAP. Broken since v4.5
     mprotect() clears this flag that is needed to communicate the
     liveness of device pages to the get_user_pages() path."

* tag 'libnvdimm-fixes-4.19-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  mm: Preserve _PAGE_DEVMAP across mprotect() calls
  filesystem-dax: Fix dax_layout_busy_page() livelock
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3a27203102ebfa67bd0bced05b1def499bb59db2