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    SubjectRe: How to lock current->signal->tty
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    Ar Maw, 2006-08-08 am 08:10 -0700, ysgrifennodd Arjan van de Ven:
    > > Unfortunately:
    > > Dquot passes the tty to tty_write_message without locking
    > > arch/ia64/kernel/unanligned seems to write to it without locking
    >
    > these two have absolutely no business at all using anything tty.... they should
    > just use printk with KERN_EMERG or whatever

    Dquot does - it writes to the controlling tty of the process exceeding
    quota . That is standard Unix behaviour

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