From: Dave Mielke
> Okay. Found it. Yes, I was indeed making an assumption. When a signalfd file
> descriptor is closed, it doesn't remove any of the signals that were in its
> queue. The next time a signalfd file descriptor is opened for the same signal,
> therefore, the signal from the closing of the urb on the previous attempt is
> delivered.
That sounds like a bug of its own.
> Flushing the signalfd file descriptor before closing it resolves the
> problem.
Might it be better to flush after open() ?
David
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