Messages in this thread | | | Subject | Re: [PATCH v7] mm/hwpoison: fix race between hugetlb free/demotion and memory_failure_hugetlb() | From | Miaohe Lin <> | Date | Fri, 8 Apr 2022 14:28:27 +0800 |
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On 2022/4/8 13:07, HORIGUCHI NAOYA(堀口 直也) wrote: > >>>> Without this patch, page refcnt is not decremented if MF_COUNT_INCREASED is set in flags >>>> when PageHWPoison is already set. So I think this patch also fixes that issue. Thanks! >>> >>> Good point, I even didn't notice that. And the issue still seems to exist >>> for normal page's cases. Maybe encountering "already hwpoisoned" case from >>> madvise_inject_error() is rare but could happen when the first call failed >>> to contain the error (which is still accessible from the calling process). >> >> Oh, I missed normal page's issue. :) Will you fix this issue kindly or am I supposed >> to fix it? > > I'll try it too, ;) >
That's very kind of you. ;) Thanks.
> Thanks, > Naoya Horiguchi >
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