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SubjectRe: 2.6.2-mm1 aka "Geriatric Wombat" DIO read race still fails
Daniel McNeil <daniel@osdl.org> wrote:
>
> Andrew,
>
> I tested 2.6.2-mm1 on an 8-proc running 6 copies of the read_under
> test and all 6 read_under tests saw uninitialized data in less than 5
> minutes. :(

The performance implications of synchronising behind kjournald writes for
normal non-blocking writeback are bad. Can you detail what you now think
is the failure mechanism?


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