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SubjectRe: tty breakage in X (Was: tty vs workqueue oddities)
Benjamin Herrenschmidt <> writes:

> It looks like the patch is causing some major malfunctions of the X
> server for me, possibly related to PTYs. For example, cat'ing a large
> file in a gnome terminal hangs the kernel for -minutes- in a loop of
> what looks like flush_to_ldisc/workqueue code, (some ftrace data in the
> quoted bits further down).

Btw., do you already have d72bce0 ("rcu: Cure load woes")? Although
that is about an independent bug, it appears to amplify this issue a


Andreas Schwab,
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"And now for something completely different."

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