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[GIT PULL] pstore fixes for v4.19-rc4

Hi Linus,

Please pull this pstore fix for v4.19-rc4. It fixes a 6 year old pstore
bug that everyone just got lucky in avoiding, likely due only using
page-aligned persistent ram regions.



The following changes since commit 57361846b52bc686112da6ca5368d11210796804:

  Linux 4.19-rc2 (2018-09-02 14:37:30 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/pstore-v4.19-rc4

for you to fetch changes up to 831b624df1b420c8f9281ed1307a8db23afb72df:

  pstore: Fix incorrect persistent ram buffer mapping (2018-09-13 09:14:57 -0700)

pstore fixes for v4.19-rc4:

- Handle page-vs-byte offset handling between iomap and vmap (Bin Yang)

Bin Yang (1):
      pstore: Fix incorrect persistent ram buffer mapping

 fs/pstore/ram_core.c | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

Kees Cook
Pixel Security