Re: [BUG][2.6.8.1] serial driver hangs SMP kernel, but not the UP kernel

Paul Fulghum
2004-10-29T22:32:49Z

On Fri, 2004-10-29 at 15:20, Russell King wrote:
> At a guess, you've enabled "low latency" setting on this port ?

Ah, that would explain the problem better than
the code path I saw (flip buffer full).
The problem is still the same: calling the flip
work routine from the ISR, which calls through
N_TTY receive_buf->flush_chars->start_tx.

--
Paul Fulghum
paulkf@microgate.com