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SubjectRe: tty_lock held during transmit wait in close: still unresolved
Date
On Friday 27 May 2011, Jiri Slaby wrote:
> Actually the best would be to get rid of tty_lock completely. Here I
> have a patch removing tty_lock from wait_until_sent path. I've been
> using a kernel with the patch applied for about month without any
> problems. But I have only 8250-based serial.

I agree that this would be the best option. The only reason I had
for holding the tty_lock in wait_until_sent is that it the BKL
has been held there tradiditonally. I could not find anything that
would break without holding it, but I also didn't look very hard.

Arnd


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