Hello,
I wrote fixes for the problems reported by
http://lkml.kernel.org/r/20170417055948.GM31394@yexl-desktop.
These 2 patches make tsimpleinj.c delivered in mce-test test suite pass.
[build8:~/mce-test-official/cases/function/hwpoison]$ ./tsimpleinj
dirty page 0x7f657aecb000
signal 7 code 4 addr 0x7f657aecb000
recovered
mlocked page 0x7f657aeca000
signal 7 code 4 addr 0x7f657aeca000
recovered
clean file page 0x7f657aec9000
23
recovered
file dirty page 0x7f657aec8000
signal 7 code 4 addr 0x7f657aec8000
recovered
no error on msync expect error
no error on fsync expect error
hole file dirty page 0x7f657aec7000
signal 7 code 4 addr 0x7f657aec7000
recovered
no error on hole msync expect error
no error on hole fsync expect error
SUCCESS
I'm digging another similar issue for hugetlb pages, which need some more
research and code, so I'll send it separately later.
Thanks,
Naoya Horiguchi
---
Summary:
Naoya Horiguchi (2):
mm: hwpoison: call shake_page() unconditionally
mm: hwpoison: call shake_page() after try_to_unmap() for mlocked page
mm/hwpoison-inject.c | 3 +--
mm/memory-failure.c | 35 +++++++++++++++++++----------------
2 files changed, 20 insertions(+), 18 deletions(-)
