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    SubjectRE: [PATCH v2] mm, hwpoison: Try to recover from copy-on write faults
    Date
    From: Tony Luck
    > Sent: 21 October 2022 05:08
    ....
    > When we do return to user mode the task is going to be busy servicing
    > a SIGBUS ... so shouldn't try to touch the poison page before the
    > memory_failure() called by the worker thread cleans things up.

    What about an RT process on a busy system?
    The worker threads are pretty low priority.

    David

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