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    SubjectRe: [PATCH] tty: Correct tty buffer flushing.
    On 04.12.2012 12:53, Alan Cox wrote:
    >> Main idea here - we never flash last (struct tty_buffer) in the
    >> active buffer. Only data for ldisc. (tty->buf.head->read =
    >> tty->buf.head->commit). At that moment driver can collect(write) data
    >> in buffer without conflict.
    >
    > This one I agree with (sorry it took a while to get to, I wanted to sit
    > and think carefully about it as it is subtle and clever)
    >
    > Can you generate a single patch which reverts the unneeded locks and
    > adds this instead. Add a Signed-off-by and send it to Greg to get it
    > into 3.8/3.9 somewhere.
    >
    > Thanks
    >
    > Alan
    >

    OK.
    Thank you.



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