On 09/12, Michal Hocko wrote:

Considering how this all can be tricky and how partial reads can be
confusing and even misleading I am really wondering whether we
should simply document that only full reads will provide a sensible
results.

I agree. I don't even understand why this was considered as a bug.
Obviously, m_stop() which drops mmap_sep should not be called, or
all the threads should be stopped, if you want to trust the result.

Although all I can recall about this code is that it needs more cleanups.

Oleg.

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